Select different State:
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| Almira | Almira | Lincoln | 1919 | Almira |
| Altoona | Altoona | Wahkiakum | 46 | Rosburg |
| Anatone | Anatone | Asotin | 3560 | Anatone |
| Asotin | Asotin | Asotin | 801 | Asotin |
| Bainbridge Grange | Bainbridge Grange | Kitsap | 85 | Suquamish |
| Barberton | Barberton | Clark | 249 | Orchards |
| Bay City | Bay City | Grays Harbor | 39 | Grayland |
| Bells Beach | Bells Beach | Island | 3 | Langley |
| Benton City | Benton City | Benton | 499 | Benton City |
| Beverly | Beverly | Grant | 548 | Beverly |
| Bingen | Bingen | Klickitat | 121 | White Salmon |
| Bridgeport | Bridgeport | Douglas | 853 | Bridgeport |
| Camano | Camano | Island | 56 | Camano |
| Cathlamet | Cathlamet | Wahkiakum | 62 | Cathlamet |
| Centerville | Centerville | Klickitat | 1604 | Centerville |
| Centralia | Centralia | Lewis | 187 | Centralia |
| Chehalis | Chehalis | Lewis | 243 | Centralia |
| Chester | Chester | Spokane | 2011 | Freeman |
| Clayton | Clayton | Stevens | 2254 | Clayton |
| Clyde Hill | Clyde Hill | King | 295 | Kirkland |
| Colton | Colton | Whitman | 2562 | Colton |
| Connell | Connell | Franklin | 846 | Connell |
| Cosmopolis | Cosmopolis | Grays Harbor | 20 | Aberdeen |
| Coulee Dam | Coulee Dam | Okanogan | 1148 | Grand Coulee Dam |
| Creosote | Creosote | Kitsap | 108 | Bremerton East |
| Creston | Creston | Lincoln | 2441 | Creston |
| Davenport | Davenport | Lincoln | 2375 | Davenport |
| Dayton | Dayton | Columbia | 1660 | Dayton |
| Deer Harbor | Deer Harbor | San Juan | 62 | Shaw Island |
| Dexter by the Sea | Dexter by the Sea | Pacific | 13 | North Cove |
| Dixie | Dixie | Walla Walla | 1539 | Dixie |
| Dryad | Dryad | Lewis | 302 | Doty |
| East Olympia | East Olympia | Thurston | 220 | East Olympia |
| Electric City | Electric City | Grant | 1650 | Electric City |
| Endicott | Endicott | Whitman | 1732 | Endicott |
| Eureka | Eureka | Walla Walla | 1063 | Eureka |
| Everson | Everson | Whatcom | 89 | Sumas |
| Fairfield | Fairfield | Spokane | 2582 | Fairfield |
| Fargher Lake | Fargher Lake | Clark | 679 | Ariel |
| Felida | Felida | Clark | 213 | Vancouver |
| Finley | Finley | Benton | 354 | Pasco |
| Fir Tree | Fir Tree | Thurston | 223 | East Olympia |
| Ford | Ford | Stevens | 1785 | Ford |
| Fords Prairie | Fords Prairie | Lewis | 177 | Centralia |
| Fort Rains | Fort Rains | Skamania | 82 | Bonneville Dam |
| Foy | Foy | King | 482 | Seattle North |
| Freeland | Freeland | Island | 108 | Freeland |
| Friday Harbor | Friday Harbor | San Juan | 56 | Friday Harbor |
| Galvin | Galvin | Lewis | 164 | Adna |
| Garfield | Garfield | Whitman | 2474 | Garfield |
| George | George | Grant | 1227 | George |
| Getchell | Getchell | Snohomish | 371 | Lake Stevens |
| Goldendale | Goldendale | Klickitat | 1637 | Goldendale |
| Granger | Granger | Yakima | 732 | Granger |
| Grayland | Grayland | Grays Harbor | 20 | Grayland |
| Grays River | Grays River | Wahkiakum | 23 | Grays River |
| Greenacres | Greenacres | Spokane | 2031 | Greenacres |
| Greenbank | Greenbank | Island | 157 | Freeland |
| Harrington | Harrington | Lincoln | 2146 | Harrington |
| Heather | Heather | Pacific | 20 | Grayland |
| Hedges | Hedges | Benton | 364 | Pasco |
| Hillgrove | Hillgrove | Grays Harbor | 299 | McCleary |
| Hooper | Hooper | Whitman | 1122 | Hooper |
| Kahlotus | Kahlotus | Franklin | 902 | Kahlotus |
| Key Center | Key Center | Pierce | 184 | Fox Island |
| Keyport | Keyport | Kitsap | 49 | Suquamish |
| Kittitas | Kittitas | Kittitas | 1647 | Kittitas |
| Kruse | Kruse | Snohomish | 72 | Marysville |
| La Crosse | La Crosse | Whitman | 1480 | La Crosse West |
| Lamont | Lamont | Whitman | 1955 | Lamont |
| Lincoln | Lincoln | Lincoln | 1381 | Lincoln |
| Littell | Littell | Lewis | 200 | Adna |
| Lochsloy | Lochsloy | Snohomish | 236 | Lake Stevens |
| Lofall | Lofall | Kitsap | 72 | Lofall |
| Longview | Longview | Cowlitz | 23 | Kelso |
| Luana Beach | Luana Beach | King | 33 | Vashon |
| Lynden | Lynden | Whatcom | 108 | Lynden |
| Magnolia Beach | Magnolia Beach | King | 20 | Vashon |
| Mansfield | Mansfield | Douglas | 2270 | Mansfield |
| Maple Valley | Maple Valley | King | 420 | Maple Valley |
| Mattawa | Mattawa | Grant | 768 | Priest Rapids |
| McCleary | McCleary | Grays Harbor | 276 | McCleary |
| Melbourne | Melbourne | Grays Harbor | 56 | Montesano |
| Moffetts Hot Springs | Moffetts Hot Springs | Skamania | 69 | Bonneville Dam |
| Mountain Home Park | Mountain Home Park | Columbia | 2159 | Robinette Mountain |
| Murphys Corner | Murphys Corner | Snohomish | 459 | Everett |
| Nahcotta | Nahcotta | Pacific | 16 | Ocean Park |
| Napavine | Napavine | Lewis | 459 | Napavine |
| New London | New London | Grays Harbor | 23 | New London |
| Nooksack | Nooksack | Whatcom | 85 | Sumas |
| Oakesdale | Oakesdale | Whitman | 2464 | Oakesdale |
| Oakville | Oakville | Grays Harbor | 95 | Oakville |
| Ocosta | Ocosta | Grays Harbor | 46 | Westport |
| Odessa | Odessa | Lincoln | 1549 | Odessa |
| Oskams Corner | Oskams Corner | King | 190 | Kirkland |
| Othello | Othello | Adams | 1060 | Othello |
| Pe Ell | Pe Ell | Lewis | 420 | Pe Ell |
| Plymouth | Plymouth | Benton | 292 | Umatilla |
| Portage | Portage | King | 7 | Vashon |
| Porter | Porter | Grays Harbor | 66 | Malone |
| Poulsbo | Poulsbo | Kitsap | 33 | Poulsbo |
| Prairie Center | Prairie Center | Island | 102 | Coupeville |
| Prescott | Prescott | Walla Walla | 1056 | Prescott |
| Prindle | Prindle | Skamania | 13 | Bridal Veil |
| Rainier | Rainier | Thurston | 433 | Tenalquot Prairie |
| Raymond | Raymond | Pacific | 13 | Raymond |
| Reardan | Reardan | Lincoln | 2513 | Reardan West |
| Riverton | Riverton | King | 338 | Des Moines |
| Rockford | Rockford | Spokane | 2388 | Fairfield |
| Rocky Point | Rocky Point | Kitsap | 85 | Bremerton West |
| Rollingbay | Rollingbay | Kitsap | 171 | Suquamish |
| Rosalia | Rosalia | Whitman | 2238 | Rosalia |
| Saint John | Saint John | Whitman | 1962 | Saint John |
| Sammamish | Sammamish | King | 59 | Redmond |
| Seabold | Seabold | Kitsap | 197 | Suquamish |
| Sheridan Park | Sheridan Park | Kitsap | 72 | Bremerton West |
| Sifton | Sifton | Clark | 223 | Orchards |
| Silver Lake | Silver Lake | Cowlitz | 518 | Silver Lake |
| Sisco Heights | Sisco Heights | Snohomish | 456 | Lake Stevens |
| Skamania | Skamania | Skamania | 102 | Multnomah Falls |
| Skamokawa | Skamokawa | Wahkiakum | 16 | Skamokawa |
| Snyders Corner | Snyders Corner | King | 469 | Kirkland |
| South Highlands | South Highlands | Benton | 502 | Kennewick |
| Sprague | Sprague | Lincoln | 1903 | Sprague |
| Starbuck | Starbuck | Columbia | 627 | Starbuck West |
| Steilacoom | Steilacoom | Pierce | 75 | Steilacoom |
| Steptoe | Steptoe | Whitman | 2316 | Steptoe |
| Stimson Crossing | Stimson Crossing | Snohomish | 95 | Marysville |
| Summit | Summit | Pierce | 482 | Puyallup |
| Summit | Summit | King | 545 | Black Diamond |
| Sundale | Sundale | Klickitat | 335 | Sundale |
| Sunnydale | Sunnydale | Thurston | 230 | Violet Prairie |
| Sunset Beach | Sunset Beach | Island | 46 | Camano |
| Suquamish | Suquamish | Kitsap | 69 | Suquamish |
| Swansonville | Swansonville | Jefferson | 384 | Port Ludlow |
| Tekoa | Tekoa | Whitman | 2533 | Tekoa |
| Thornton | Thornton | Whitman | 2310 | Thornton |
| Three Lakes | Three Lakes | Snohomish | 486 | Snohomish |
| Touchet | Touchet | Walla Walla | 443 | Touchet |
| Tukwila | Tukwila | King | 144 | Des Moines |
| Turner | Turner | Columbia | 2182 | Turner |
| Union | Union | Clark | 285 | Orchards |
| Uniontown | Uniontown | Whitman | 2582 | Uniontown |
| Washtucna | Washtucna | Adams | 1027 | Washtucna North |
| Wauna | Wauna | Pierce | 16 | Burley |
| West Port Madison | West Port Madison | Kitsap | 16 | Suquamish |
| Wilbur | Wilbur | Lincoln | 2172 | Wilbur |
| Wildwood | Wildwood | Lewis | 341 | Wildwood |
| Winlock | Winlock | Lewis | 305 | Winlock |
| Winona | Winona | Whitman | 1496 | Winona |
| Yakima | Yakima | Yakima | 1070 | Yakima West |
| State Camp | State Camp | Wahkiakum | 121 | Skamokawa Pass |
| Stevenson | Stevenson | Skamania | 203 | Bonneville Dam |
| Berrydale | Berrydale | King | 338 | Auburn |
| Plumb | Plumb | Thurston | 262 | East Olympia |
| Marshall | Marshall | Spokane | 2234 | Spokane SW |
| South Bend | South Bend | Pacific | 92 | South Bend |
| Maury | Maury | King | 125 | Vashon |
| Inglewood | Inglewood | King | 436 | Kirkland |
| Finn Hill | Finn Hill | King | 440 | Kirkland |
| Kingsgate | Kingsgate | King | 322 | Kirkland |
| Rose Hill | Rose Hill | King | 423 | Kirkland |
| Robinswood | Robinswood | King | 381 | Mercer Island |
| Woodridge | Woodridge | King | 331 | Mercer Island |
| Somerset | Somerset | King | 643 | Mercer Island |
| Lake Park | Lake Park | King | 440 | Kirkland |
| Overlake | Overlake | King | 381 | Kirkland |
| Highlands | Highlands | King | 262 | Mercer Island |
| Hollywood Hill | Hollywood Hill | King | 384 | Kirkland |
| Ashwood | Ashwood | King | 236 | Kirkland |
| East Seattle | East Seattle | King | 151 | Mercer Island |
| Belridge | Belridge | King | 141 | Mercer Island |
| Crossroads | Crossroads | King | 427 | Issaquah |
| Mint Grove | Mint Grove | King | 33 | Issaquah |
| Cougar Hills | Cougar Hills | King | 699 | Issaquah |
| Vasa Park | Vasa Park | King | 36 | Issaquah |
| Timberlane | Timberlane | King | 436 | Black Diamond |
| Danville | Danville | King | 531 | Black Diamond |
| Blue Ridge | Blue Ridge | King | 351 | Seattle North |
| Victory Heights | Victory Heights | King | 285 | Seattle North |
| Chelsea | Chelsea | King | 180 | Seattle North |
| Pinehurst | Pinehurst | King | 348 | Seattle North |
| Broadview | Broadview | King | 433 | Seattle North |
| Cedar Park | Cedar Park | King | 335 | Seattle North |
| Kenwood | Kenwood | King | 233 | Seattle North |
| Paramount Park | Paramount Park | King | 381 | Seattle North |
| Briarcrest | Briarcrest | King | 341 | Seattle North |
| Ridgecrest | Ridgecrest | King | 390 | Seattle North |
| Carlton Park | Carlton Park | King | 276 | Shilshole Bay |
| Lawton | Lawton | King | 279 | Shilshole Bay |
| North Beach | North Beach | King | 190 | Shilshole Bay |
| Bethel Park | Bethel Park | King | 308 | Vashon |
| McMicken Heights | McMicken Heights | King | 495 | Des Moines |
| Gregory Heights | Gregory Heights | King | 371 | Des Moines |
| North Broadway | North Broadway | King | 154 | Seattle North |
| University Village | University Village | King | 243 | Seattle North |
| Windermere | Windermere | King | 220 | Seattle North |
| Hawthorne Hills | Hawthorne Hills | King | 276 | Seattle North |
| Flandersville | Flandersville | Wahkiakum | 46 | Nassa Point |
| Waterford | Waterford | Wahkiakum | 85 | Nassa Point |
| Youngstown | Youngstown | King | 79 | Seattle South |
| Hoh | Hoh | Jefferson | 30 | Destruction Island |
| Saint Cloud | Saint Cloud | Skamania | 66 | Multnomah Falls |
| Parkersville | Parkersville | Clark | 39 | Washougal |
| Beverly Park | Beverly Park | King | 390 | Des Moines |
| Shorewood | Shorewood | King | 292 | Des Moines |
| Highline | Highline | King | 397 | Des Moines |
| Bridgehaven | Bridgehaven | Jefferson | 62 | Lofall |
| Hawley | Hawley | Kitsap | 43 | Suquamish |
| Bainbridge | Bainbridge | Kitsap | 43 | Suquamish |
| Tolo | Tolo | Kitsap | 26 | Suquamish |
| Fairwood | Fairwood | King | 531 | Renton |
| Benson Hill | Benson Hill | King | 463 | Renton |
| Coal Creek | Coal Creek | King | 653 | Mercer Island |
| Maple Valley Heights | Maple Valley Heights | King | 505 | Maple Valley |
| Arcadia | Arcadia | King | 410 | Maple Valley |
| East Hill | East Hill | King | 423 | Renton |
| Wilderness Village | Wilderness Village | King | 446 | Maple Valley |
| Dorre Don | Dorre Don | King | 348 | Maple Valley |
| Orchard Grove | Orchard Grove | King | 367 | Maple Valley |
| Maple Hills | Maple Hills | King | 659 | Maple Valley |
| High Valley | High Valley | King | 623 | Maple Valley |
| Wynaco | Wynaco | King | 243 | Auburn |
| Glendale | Glendale | King | 180 | Seattle South |
| Roxbury Heights | Roxbury Heights | King | 331 | Seattle South |
| Van Asselt | Van Asselt | King | 20 | Seattle South |
| Sunset Village | Sunset Village | King | 354 | Mercer Island |
| Firwood | Firwood | Klickitat | 2336 | White Pine Buttes |
| Belltown | Belltown | King | 102 | Seattle South |
| Endolyne | Endolyne | King | 157 | Duwamish Head |
| Rocky Butte | Rocky Butte | Douglas | 817 | Bridgeport |
| Klaus | Klaus | Lewis | 335 | Jackson Prairie |
| Wabash | Wabash | Lewis | 213 | Centralia |
| Bissel | Bissel | Stevens | 1926 | Cedonia |
| Seven Bays | Seven Bays | Lincoln | 1352 | Olsen Canyon |
| Parkwood | Parkwood | Kitsap | 266 | Bremerton East |
| Yarrow Point | Yarrow Point | King | 121 | Kirkland |
| Wawawai (historical) | Wawawai (historical) | Whitman | 738 | Almota |
| Yoman | Yoman | Pierce | 46 | McNeil Island |
| Hesseltine | Hesseltine | Lincoln | 2746 | Broadax Draw |
| Quillayute | Quillayute | Clallam | 213 | Quillayute Prairie |
| Cap Sante | Cap Sante | Skagit | 30 | Anacortes North |
| Riverview | Riverview | Franklin | 371 | Kennewick |
| Boulevard Park | Boulevard Park | King | 390 | Des Moines |
| Kenilworth | Kenilworth | King | 328 | Redmond |
| Washington Park | Washington Park | Yakima | 1047 | Yakima East |
| Ocean Shores | Ocean Shores | Grays Harbor | 13 | Point Brown |
| Ayer | Ayer | Walla Walla | 581 | Ayer |
| Davin | Davin | Franklin | 541 | Ayer |
| Perry | Perry | Franklin | 551 | Starbuck West |
| Peyton | Peyton | Whitman | 663 | Central Ferry |
| Purrington | Purrington | Whitman | 640 | Central Ferry |
| Ridpath | Ridpath | Whitman | 640 | Delaney |
| Rifton | Rifton | Walla Walla | 541 | Ayer |
| Swift | Swift | Whitman | 640 | Wades Bar |
| Wild Goose (historical) | Wild Goose (historical) | Columbia | 640 | Delaney |
| Aberdeen Junction | Aberdeen Junction | Grays Harbor | 13 | Aberdeen |
| Adelaide | Adelaide | King | 243 | Poverty Bay |
| Adelaide | Adelaide | King | 62 | Redmond |
| Adrian | Adrian | Grant | 2064 | Palisades |
| Agate Point | Agate Point | Kitsap | 128 | Suquamish |
| Alderdale | Alderdale | Klickitat | 299 | Golgotha Butte |
| Alderton | Alderton | Pierce | 92 | Sumner |
| Alfalfa | Alfalfa | Yakima | 715 | Granger |
| Alger | Alger | Skagit | 272 | Alger |
| Allison | Allison | Pierce | 413 | Tacoma South |
| Almota | Almota | Whitman | 653 | Almota |
| Alstown | Alstown | Douglas | 2165 | Alstown |
| Alto | Alto | Columbia | 1919 | Kellogg Creek |
| Ankeny | Ankeny | Adams | 1276 | Hooper |
| Appledale | Appledale | Douglas | 896 | Appledale |
| Apricot | Apricot | Benton | 823 | Prosser |
| Arcadia | Arcadia | Mason | 33 | Squaxin Island |
| Argyle | Argyle | San Juan | 23 | Friday Harbor |
| Ariel | Ariel | Cowlitz | 348 | Ariel |
| Arlington Junction | Arlington Junction | Snohomish | 62 | Arlington West |
| Armstrong | Armstrong | Whitman | 2287 | Albion |
| Artic | Artic | Grays Harbor | 154 | Central Park |
| Ash | Ash | Walla Walla | 499 | Levey |
| Ashue | Ashue | Yakima | 833 | Wapato |
| Attalia | Attalia | Walla Walla | 364 | Wallula |
| Atwood | Atwood | Grant | 1286 | Bassett Junction |
| Audrey | Audrey | Benton | 509 | Coyote Rapids |
| Austin | Austin | Spokane | 2005 | Greenacres |
| Babb | Babb | Spokane | 2342 | Lance Hills |
| Babcock | Babcock | Walla Walla | 1083 | Eureka |
| Bacon | Bacon | Grant | 1526 | Coulee City |
| Badger | Badger | Benton | 682 | Badger Mountain |
| Bagdad Junction | Bagdad Junction | Lincoln | 2638 | Jack Woods Butte |
| Baileysburg | Baileysburg | Columbia | 1719 | Dayton |
| Baker Heights | Baker Heights | Skagit | 184 | Mount Vernon |
| Balch | Balch | Grays Harbor | 82 | Oakville |
| Balder | Balder | Whitman | 2313 | Malden |
| Ballow | Ballow | Mason | 13 | Longbranch |
| Banner | Banner | Kitsap | 377 | Olalla |
| Barham | Barham | Grant | 1158 | Bassett Junction |
| Bassett Junction | Bassett Junction | Grant | 1099 | Bassett Junction |
| Bates | Bates | Klickitat | 279 | Sundale NW |
| Battle Point | Battle Point | Kitsap | 52 | Suquamish |
| Batum | Batum | Adams | 1585 | Batum |
| Bay Center Junction | Bay Center Junction | Pacific | 3 | Nemah |
| Beachcrest | Beachcrest | Thurston | 148 | Nisqually |
| Beatrice | Beatrice | Adams | 1398 | Roxboro |
| Beaver Valley | Beaver Valley | Jefferson | 203 | Port Ludlow |
| Bedford | Bedford | Pacific | 522 | Dean Creek |
| Belmore | Belmore | Thurston | 171 | Maytown |
| Belvedere | Belvedere | Okanogan | 1404 | Belvedere |
| Benroy | Benroy | Pierce | 69 | Sumner |
| Berrian | Berrian | Benton | 354 | Hat Rock |
| Bettie | Bettie | Benton | 443 | Coyote Rapids |
| Beverly Junction | Beverly Junction | Kittitas | 509 | Beverly |
| Big Lake | Big Lake | Skagit | 98 | Sedro-Woolley South |
| Birchfield | Birchfield | Yakima | 991 | Yakima East |
| Blacks Corner | Blacks Corner | Yakima | 745 | Grandview |
| Blakeslee Junction | Blakeslee Junction | Lewis | 194 | Centralia |
| Blue Canyon | Blue Canyon | Whatcom | 338 | Lake Whatcom |
| Bluelight | Bluelight | Klickitat | 2707 | Bluelight |
| Blurock Landing | Blurock Landing | Clark | 30 | Sauvie Island |
| Boistfort | Boistfort | Lewis | 285 | Boistfort |
| Bolles | Bolles | Walla Walla | 1161 | Waitsburg |
| Boylston | Boylston | Kittitas | 2467 | Boylston |
| Brace | Brace | Yakima | 1161 | Selah |
| Bremerton Junction | Bremerton Junction | Kitsap | 174 | Bremerton West |
| Brennan | Brennan | Whatcom | 66 | Ferndale |
| Bromart | Bromart | Snohomish | 23 | Snohomish |
| Brookfield | Brookfield | Wahkiakum | 20 | Grays River |
| Brooklyn | Brooklyn | Pacific | 177 | Brooklyn |
| Brownsville | Brownsville | Kitsap | 102 | Suquamish |
| Bruce | Bruce | Adams | 1194 | Bruce |
| Bruceport | Bruceport | Pacific | 30 | Bay Center |
| Buckeye | Buckeye | Spokane | 1657 | Mead |
| Buckhorn | Buckhorn | San Juan | 49 | Mount Constitution |
| Buenna | Buenna | King | 367 | Poverty Bay |
| Bunker | Bunker | Lewis | 207 | Adna |
| Bunker Hill | Bunker Hill | Cowlitz | 476 | Oak Point |
| Buroker | Buroker | Walla Walla | 1299 | Buroker |
| Burr | Burr | Walla Walla | 604 | Snake River |
| Burrows | Burrows | Grays Harbor | 23 | Copalis Crossing |
| Burt | Burt | Pacific | 509 | Dean Creek |
| Busby | Busby | Whitman | 2480 | Pullman |
| Byron | Byron | Yakima | 696 | Prosser |
| Cactus | Cactus | Franklin | 705 | Mesa East |
| Camden | Camden | Pend Oreille | 1968 | Camden |
| Caples Landing | Caples Landing | Cowlitz | 16 | Deer Island |
| Carlson Landing | Carlson Landing | Wahkiakum | 23 | Rosburg |
| Carrs Corner | Carrs Corner | Stevens | 2559 | Stensgar Mountain |
| Cashup | Cashup | Whitman | 2326 | Thornton |
| Cedar Grove | Cedar Grove | King | 249 | Maple Valley |
| Cedar Mountain | Cedar Mountain | King | 217 | Maple Valley |
| Cedardale | Cedardale | Skagit | 7 | Conway |
| Cedarhurst | Cedarhurst | King | 69 | Vashon |
| Cedarville | Cedarville | Grays Harbor | 82 | Cedarville |
| Cedarville | Cedarville | Whatcom | 171 | Lawrence |
| Cedonia | Cedonia | Stevens | 1719 | Cedonia |
| Ceres | Ceres | Lewis | 239 | Boistfort |
| Chaffee | Chaffee | Benton | 584 | Corral Canyon |
| Chain Hill | Chain Hill | Thurston | 420 | East Olympia |
| Chard | Chard | Garfield | 1168 | Dodge |
| Chautauqua | Chautauqua | King | 62 | Vashon |
| Cherry Grove | Cherry Grove | Clark | 272 | Battle Ground |
| Cheviot | Cheviot | Kittitas | 2159 | Boylston |
| Chew | Chew | Walla Walla | 646 | Ayer |
| Christopher | Christopher | King | 59 | Auburn |
| Chuckanut | Chuckanut | Whatcom | 210 | Bellingham South |
| Chuckanut Junction | Chuckanut Junction | Skagit | 30 | Mount Vernon |
| Claquato | Claquato | Lewis | 200 | Adna |
| Clearbrook | Clearbrook | Whatcom | 72 | Sumas |
| Cleveland | Cleveland | Klickitat | 3038 | Bickleton |
| Cline | Cline | Stevens | 2031 | Forest Center |
| Cloverland | Cloverland | Asotin | 2936 | Rockpile Creek |
| Clyde | Clyde | Walla Walla | 1227 | Clyde |
| Coalfield | Coalfield | King | 331 | Issaquah |
| Coey | Coey | Spokane | 2536 | Setters |
| Cokedale | Cokedale | Skagit | 75 | Sedro-Woolley North |
| Colby | Colby | Kitsap | 33 | Bremerton East |
| Colvos | Colvos | King | 141 | Vashon |
| Corfu | Corfu | Grant | 633 | Corfu |
| Bretland | Bretland | Island | 59 | Langley |
| Covada | Covada | Ferry | 1880 | Cedonia |
| Coveland | Coveland | Island | 10 | Coupeville |
| Covello | Covello | Columbia | 2434 | Turner |
| Covington | Covington | King | 381 | Black Diamond |
| Cowley | Cowley | King | 354 | Vashon |
| Cowlitz | Cowlitz | Lewis | 315 | Toledo |
| Crabtree | Crabtree | Whitman | 2533 | Garfield |
| Croker | Croker | Pierce | 285 | Orting |
| Cromwell | Cromwell | Pierce | 66 | Gig Harbor |
| Croskey | Croskey | Lincoln | 2018 | Fishtrap Lake |
| Crystal Springs | Crystal Springs | Kitsap | 23 | Bremerton East |
| Curry | Curry | Franklin | 820 | Connell |
| Curtis | Curtis | Lewis | 230 | Curtis |
| Dahlia | Dahlia | Wahkiakum | 69 | Grays River |
| Darknell | Darknell | Spokane | 2625 | Fairfield |
| Davis | Davis | Pacific | 466 | Dean Creek |
| Deep Creek | Deep Creek | Spokane | 2313 | Deep Creek |
| Deep River | Deep River | Wahkiakum | 33 | Rosburg |
| Delaney | Delaney | Columbia | 919 | Delaney |
| Delta Junction | Delta Junction | Snohomish | 30 | Marysville |
| Denison | Denison | Spokane | 1962 | Deer Park |
| Dewey | Dewey | Whatcom | 167 | Bellingham North |
| Dieringer | Dieringer | Pierce | 105 | Sumner |
| Dilworth | Dilworth | King | 56 | Vashon |
| Donahue | Donahue | Whitman | 2254 | Rosalia |
| Doris | Doris | Kittitas | 1089 | Doris |
| Dot | Dot | Klickitat | 2277 | Dot |
| Driftwood Shores | Driftwood Shores | Island | 3 | Juniper Beach |
| Dry Falls Junction | Dry Falls Junction | Grant | 1591 | Mold |
| Dumas | Dumas | Columbia | 1407 | Huntsville |
| Duncan | Duncan | Spokane | 1913 | Spokane SE |
| Dynamite | Dynamite | Spokane | 2333 | Spangle West |
| Eagle Cliff | Eagle Cliff | Wahkiakum | 138 | Oak Point |
| Earl | Earl | Lincoln | 2277 | Rocklyn SW |
| Earlmont | Earlmont | King | 39 | Kirkland |
| East Cheney | East Cheney | Spokane | 2310 | Cheney |
| East Cromwell | East Cromwell | Pierce | 171 | Gig Harbor |
| East Kittitas | East Kittitas | Kittitas | 1798 | East Kittitas |
| East Selah | East Selah | Yakima | 1122 | Pomona |
| East White Bluffs | East White Bluffs | Benton | 394 | Locke Island |
| Eastman | Eastman | Walla Walla | 1686 | Dixie |
| Eastward | Eastward | Pierce | 36 | Steilacoom |
| Ebeys Landing | Ebeys Landing | Island | 10 | Coupeville |
| Eden | Eden | Wahkiakum | 16 | Rosburg |
| Edgemont | Edgemont | Kittitas | 1555 | Kittitas |
| Edna | Edna | Benton | 404 | Hanford |
| Edwards | Edwards | Franklin | 682 | Mesa West |
| Elanor | Elanor | Lincoln | 2546 | Edwall |
| Elk Creek | Elk Creek | Pacific | 499 | Dean Creek |
| Elk Plain | Elk Plain | Pierce | 430 | Spanaway |
| Elliott | Elliott | King | 115 | Renton |
| Elwood | Elwood | Walla Walla | 1132 | Elwood |
| Emerald | Emerald | Yakima | 722 | Sunnyside |
| Enetai | Enetai | Kitsap | 98 | Bremerton East |
| Ennis | Ennis | Walla Walla | 1053 | Valley Grove |
| Eschbach | Eschbach | Yakima | 1296 | Naches |
| Espanola | Espanola | Spokane | 2385 | Medical Lake |
| Essex | Essex | Thurston | 184 | Rochester |
| Estes | Estes | Franklin | 843 | Sulphur Lake |
| Ethel | Ethel | Benton | 591 | Gable Butte |
| Etna | Etna | Clark | 299 | Ariel |
| Eufaula Heights | Eufaula Heights | Cowlitz | 817 | Coal Creek |
| Eureka | Eureka | Whatcom | 108 | Bellingham North |
| Evaline | Evaline | Lewis | 430 | Napavine |
| Ewan | Ewan | Whitman | 1739 | Ewan |
| Ewartsville | Ewartsville | Whitman | 2270 | Ewartsville |
| Factoria | Factoria | King | 72 | Mercer Island |
| Fair Harbor | Fair Harbor | Mason | 13 | Vaughn |
| Fairbanks | Fairbanks | Whitman | 2444 | Oakesdale |
| Fallon | Fallon | Whitman | 2487 | Viola |
| Farmer | Farmer | Douglas | 2425 | Farmer |
| Farrington | Farrington | Franklin | 748 | Lower Monumental Dam |
| Farron | Farron | Yakima | 833 | Harrah |
| Fern Heath | Fern Heath | King | 259 | Vashon |
| Fernwood | Fernwood | Kitsap | 223 | Bremerton West |
| Firdale | Firdale | Pacific | 177 | Lebam |
| Fish Town | Fish Town | Skagit | 10 | Utsalady |
| Fishtrap | Fishtrap | Lincoln | 2280 | Tyler |
| Five Corners | Five Corners | Franklin | 928 | Connell SE |
| Five Corners | Five Corners | King | 230 | Des Moines |
| Five Points | Five Points | Walla Walla | 2556 | Kooskooskie |
| Flaig | Flaig | Whitman | 2520 | Rosalia |
| Flint | Flint | Yakima | 823 | Toppenish |
| Forbes | Forbes | Mason | 118 | Kamilche Valley |
| Four Corners | Four Corners | Kitsap | 56 | Lofall |
| Fragaria | Fragaria | Kitsap | 0 | Olalla |
| Frankfort | Frankfort | Pacific | 20 | Knappton |
| Frederickson | Frederickson | Pierce | 400 | Frederickson |
| Freedom | Freedom | Spokane | 2520 | Spangle West |
| Fruitland | Fruitland | Stevens | 1824 | Hunters |
| Fryelands | Fryelands | Snohomish | 33 | Maltby |
| Fuller | Fuller | Grays Harbor | 108 | South Elma |
| Gardena | Gardena | Walla Walla | 561 | Touchet |
| Geib | Geib | Spokane | 2362 | Lance Hills |
| Geneva Junction | Geneva Junction | Benton | 420 | Wooded Island |
| Gibraltar | Gibraltar | Skagit | 148 | Anacortes South |
| Gilliam | Gilliam | Walla Walla | 1489 | Dixie |
| Ginger | Ginger | Benton | 423 | Coyote Rapids |
| Givens Corner | Givens Corner | Yakima | 666 | Grandview |
| Glade | Glade | Franklin | 495 | Glade |
| Glencove | Glencove | Pierce | 23 | Fox Island |
| Glenrose | Glenrose | Spokane | 2238 | Spokane NE |
| Glenwood | Glenwood | Whitman | 2077 | Colfax North |
| Glenwood | Glenwood | Kitsap | 354 | Burley |
| Globe | Globe | Pacific | 203 | Lebam |
| Gloyd | Gloyd | Grant | 1253 | Gloyd |
| Goodnoe | Goodnoe | Klickitat | 302 | Quinton |
| Goodnoe Hills | Goodnoe Hills | Klickitat | 1296 | Goodnoe Hills |
| Gordon | Gordon | Whitman | 1161 | Rattlesnake Canyon |
| Goshen | Goshen | Whatcom | 180 | Lawrence |
| Gould City | Gould City | Garfield | 1273 | Gould City |
| Govan | Govan | Lincoln | 2100 | Govan |
| Grace | Grace | Snohomish | 144 | Bothell |
| Graham | Graham | Pierce | 607 | Frederickson |
| Graham Point | Graham Point | Mason | 26 | Squaxin Island |
| Grahams | Grahams | Pend Oreille | 2073 | Camden |
| Grahams Landing | Grahams Landing | Asotin | 761 | Captain John Rapids |
| Grant | Grant | Mason | 13 | Mason Lake |
| Grapeview | Grapeview | Mason | 43 | Vaughn |
| Gravelles | Gravelles | Lincoln | 2421 | Edwall |
| Gray Gables | Gray Gables | Grays Harbor | 16 | Copalis Crossing |
| Green River | Green River | King | 174 | Black Diamond |
| Greenwood | Greenwood | Whatcom | 85 | Lynden |
| Grinnell | Grinnell | Whitman | 2533 | Palouse |
| Guemes | Guemes | Skagit | 43 | Anacortes North |
| Hadley | Hadley | Walla Walla | 850 | Hadley |
| Hamann Corner | Hamann Corner | Spokane | 2044 | Dartford |
| Hampton | Hampton | Whatcom | 75 | Sumas |
| Harbert | Harbert | Walla Walla | 1302 | Buroker |
| Harbor Heights | Harbor Heights | Pierce | 305 | Gig Harbor |
| Harbor Heights | Harbor Heights | King | 112 | Tacoma North |
| Harder | Harder | Franklin | 922 | Sperry |
| Harpole | Harpole | Whitman | 1873 | Diamond |
| Harsha | Harsha | Walla Walla | 883 | Harsha |
| Hartstene | Hartstene | Mason | 59 | Mason Lake |
| Harvey | Harvey | Walla Walla | 1207 | Clyde |
| Hayes | Hayes | Clark | 56 | Woodland |
| Helen | Helen | Benton | 522 | Coyote Rapids |
| Helsing Junction | Helsing Junction | Thurston | 121 | Rochester |
| Herron | Herron | Pierce | 10 | Vaughn |
| Highland | Highland | Spokane | 2159 | Airway Heights |
| Highland | Highland | Clark | 810 | Ariel |
| Hilda | Hilda | Pacific | 430 | Doty |
| Hillhurst | Hillhurst | Pierce | 338 | Fort Lewis |
| Hite | Hite | Spokane | 2510 | Reardan East |
| Holcomb | Holcomb | Pacific | 115 | Lebam |
| Holmes | Holmes | Kittitas | 1463 | Ellensburg South |
| Hood | Hood | Skamania | 112 | Hood River |
| Hoogdal | Hoogdal | Skagit | 302 | Alger |
| Hooper | Hooper | Adams | 1250 | Hooper |
| Hooper Junction | Hooper Junction | Adams | 1066 | Hooper |
| Hope | Hope | Pierce | 59 | Steilacoom |
| Houser | Houser | Garfield | 1365 | Dodge |
| Howards Corner | Howards Corner | Skagit | 194 | Anacortes South |
| Humorist | Humorist | Walla Walla | 531 | Humorist |
| Hutton Settlement | Hutton Settlement | Spokane | 2014 | Spokane NE |
| Illia | Illia | Garfield | 712 | Wades Bar |
| Independence | Independence | Thurston | 105 | Oakville |
| Indian Beach | Indian Beach | Island | 128 | Camano |
| Inglesea | Inglesea | King | 397 | Des Moines |
| Inglewood | Inglewood | King | 125 | Issaquah |
| Irby | Irby | Lincoln | 1404 | Irby |
| Iron Springs | Iron Springs | Grays Harbor | 16 | Moclips |
| Jackson | Jackson | Columbia | 1063 | Delaney |
| Jamison Corner | Jamison Corner | Snohomish | 512 | Snohomish |
| Jantz | Jantz | Adams | 1696 | Reiman |
| Jericho | Jericho | Grant | 531 | Beverly SE |
| Jerry | Jerry | Asotin | 971 | Asotin |
| Johnson Landing | Johnson Landing | Pierce | 7 | McNeil Island |
| Joso | Joso | Franklin | 748 | Starbuck West |
| Juniper Beach | Juniper Beach | Island | 72 | Juniper Beach |
| Keller | Keller | Ferry | 1496 | Keller |
| Kenova | Kenova | Whitman | 1985 | Pine City |
| Ketron | Ketron | Pierce | 7 | Steilacoom |
| Kewa | Kewa | Ferry | 1913 | Kewa |
| Keystone Ferry Landing | Keystone Ferry Landing | Island | 0 | Coupeville |
| Kickerville | Kickerville | Whatcom | 217 | Blaine |
| King Corner | King Corner | Clark | 233 | Battle Ground |
| Kirby | Kirby | Garfield | 2405 | Kirby |
| Kitts Corner | Kitts Corner | King | 322 | Poverty Bay |
| Kitzmiller | Kitzmiller | Whitman | 2428 | Albion |
| Klaber | Klaber | Lewis | 243 | Boistfort |
| Klahanie | Klahanie | King | 13 | Vashon |
| Knappton | Knappton | Pacific | 43 | Knappton |
| Koontzville | Koontzville | Okanogan | 1030 | Belvedere |
| Kopiah | Kopiah | Lewis | 302 | Logan Hill |
| Kruse Junction | Kruse Junction | Snohomish | 72 | Marysville |
| Kummer | Kummer | King | 607 | Black Diamond |
| Ladow | Ladow | Whitman | 2598 | Palouse |
| Laing | Laing | Grant | 1309 | Bassett Junction |
| Lairds | Lairds | Whitman | 2425 | Palouse |
| Lakota | Lakota | King | 39 | Poverty Bay |
| Lamberts Corner | Lamberts Corner | Thurston | 157 | Tumwater |
| Lamona | Lamona | Lincoln | 1804 | Lamona |
| Lancaster | Lancaster | Whitman | 1827 | Ewan |
| Lankner | Lankner | Grays Harbor | 66 | Malone |
| Larimers Corner | Larimers Corner | Snohomish | 33 | Everett |
| Larson Mill | Larson Mill | Whatcom | 341 | Bellingham North |
| Lauer | Lauer | Adams | 1624 | Reiman |
| Laurel | Laurel | Whatcom | 85 | Bellingham North |
| Lawrence | Lawrence | Whatcom | 148 | Lawrence |
| Leahy | Leahy | Douglas | 1949 | Leahy |
| Lee | Lee | Walla Walla | 1096 | Eureka |
| Leon | Leon | Whitman | 2582 | Uniontown |
| Levering | Levering | Kittitas | 515 | Beverly |
| Liberty | Liberty | Yakima | 794 | Granger |
| Lincoln | Lincoln | Kitsap | 387 | Suquamish |
| Lisabeula | Lisabeula | King | 171 | Olalla |
| Little Boston | Little Boston | Kitsap | 66 | Port Gamble |
| Little Falls | Little Falls | Lincoln | 1447 | Little Falls |
| Lone Pine | Lone Pine | Whitman | 2549 | Oakesdale |
| Long | Long | Columbia | 1489 | Huntsville |
| Long Lake | Long Lake | Lincoln | 1404 | Long Lake |
| Longview Junction | Longview Junction | Cowlitz | 30 | Rainier |
| Lopez | Lopez | San Juan | 23 | Shaw Island |
| Loveland | Loveland | Pierce | 413 | Spanaway |
| Low Gap | Low Gap | Grant | 1283 | Beverly NE |
| Lyons | Lyons | Spokane | 2303 | Airway Heights |
| Mabana | Mabana | Island | 89 | Langley |
| Mack | Mack | Adams | 1414 | Coyote Butte |
| Madrona Beach | Madrona Beach | Island | 49 | Camano |
| Madson | Madson | Whitman | 2536 | Viola |
| Mae | Mae | Grant | 1115 | Mae |
| Magallon | Magallon | Walla Walla | 541 | Monumental Rock |
| Magnolia Heights | Magnolia Heights | Pierce | 95 | Gig Harbor |
| Manito | Manito | Spokane | 2605 | Freeman |
| Manning | Manning | Whitman | 1923 | Diamond |
| Manzanita | Manzanita | King | 121 | Tacoma North |
| Manzanita | Manzanita | Kitsap | 3 | Suquamish |
| Maplewood | Maplewood | Pierce | 282 | Olalla |
| Marengo | Marengo | Columbia | 1483 | Zumwalt |
| Marketown | Marketown | Island | 151 | Oak Harbor |
| Markham | Markham | Grays Harbor | 13 | Hoquiam |
| Marmac | Marmac | Mason | 75 | Kamilche Valley |
| Marys Corner | Marys Corner | Lewis | 541 | Jackson Prairie |
| Mathews Corner | Mathews Corner | Franklin | 925 | Mathews Corner |
| Matthew | Matthew | Walla Walla | 548 | Lower Monumental Dam |
| May Creek | May Creek | King | 33 | Mercer Island |
| May Junction | May Junction | Benton | 453 | Hanford |
| Mayview | Mayview | Garfield | 2201 | Almota |
| McAdam | McAdam | Franklin | 961 | Sperry |
| McCleary Junction | McCleary Junction | Grays Harbor | 295 | McCleary |
| McCormick | McCormick | Lewis | 453 | Pe Ell |
| McCoy | McCoy | Whitman | 2402 | Rosalia |
| McDonald | McDonald | Grant | 1168 | Sieler |
| McGowan | McGowan | Pacific | 13 | Warrenton |
| McKay | McKay | Columbia | 1552 | Waitsburg |
| Meeker | Meeker | Pierce | 52 | Puyallup |
| Megler | Megler | Pacific | 20 | Knappton |
| Menoken | Menoken | Columbia | 1302 | Waitsburg |
| Meredith | Meredith | King | 49 | Auburn |
| Meskill | Meskill | Lewis | 256 | Rainbow Falls |
| Metum | Metum | King | 10 | Shilshole Bay |
| Michigan Hill | Michigan Hill | Thurston | 459 | Rochester |
| Middle Nemah | Middle Nemah | Pacific | 62 | Long Island |
| Midlakes | Midlakes | King | 138 | Mercer Island |
| Midvale | Midvale | Yakima | 692 | Sunnyside |
| Midvale Corner | Midvale Corner | Island | 102 | Maxwelton |
| Midway | Midway | Pierce | 272 | Gig Harbor |
| Midway | Midway | Clallam | 0 | Cape Flattery |
| Mileta | Mileta | King | 89 | Vashon |
| Millburn | Millburn | Lewis | 226 | Adna |
| Milltown | Milltown | Skagit | 7 | Conway |
| Mima | Mima | Thurston | 128 | Rochester |
| Mitchell | Mitchell | Grant | 1247 | Wheeler |
| Mock | Mock | Spokane | 2316 | Lance Hills |
| Mohler | Mohler | Lincoln | 1995 | Harrington |
| Mojonnier | Mojonnier | Walla Walla | 709 | College Place |
| Mold | Mold | Douglas | 2310 | Mold |
| Mondovi | Mondovi | Lincoln | 2520 | Mondovi |
| Moody | Moody | Adams | 1460 | Ruff |
| Moona | Moona | Klickitat | 266 | Heppner Junction |
| Mora | Mora | Clallam | 13 | Quillayute Prairie |
| Mount Hope | Mount Hope | Spokane | 2444 | Fairfield |
| Mountain Top | Mountain Top | Columbia | 4534 | Eckler Mountain |
| Mountain View | Mountain View | Asotin | 2969 | Mountain View |
| Murnen | Murnen | Lewis | 361 | Doty |
| Mushroom Corner | Mushroom Corner | Thurston | 236 | Lacey |
| Myers | Myers | Franklin | 1243 | Connell |
| Nallpee | Nallpee | Pacific | 144 | Lebam |
| Nancy | Nancy | Benton | 459 | Coyote Rapids |
| Nass | Nass | Yakima | 741 | Granger |
| Naval Depot Junction | Naval Depot Junction | Kitsap | 102 | Bremerton West |
| Nemah | Nemah | Pacific | 46 | Nemah |
| Nemah Junction | Nemah Junction | Pacific | 30 | Nemah |
| Newaukum | Newaukum | Lewis | 322 | Centralia |
| Newaukum | Newaukum | King | 509 | Black Diamond |
| Newport | Newport | King | 79 | Mercer Island |
| Newton | Newton | Grays Harbor | 26 | Copalis Crossing |
| Nilles Corner | Nilles Corner | Douglas | 2260 | Stubblefield Point |
| Noble | Noble | King | 459 | Maple Valley |
| Noon | Noon | Whatcom | 338 | Bellingham North |
| Nordland | Nordland | Jefferson | 16 | Nordland |
| Norman | Norman | Snohomish | 33 | Stanwood |
| North McNary | North McNary | Benton | 325 | Umatilla |
| North Nemah | North Nemah | Pacific | 30 | North Nemah |
| North Pine | North Pine | Spokane | 2218 | Spring Valley |
| North Prosser | North Prosser | Benton | 755 | Prosser |
| Northrup | Northrup | King | 171 | Kirkland |
| Northwood | Northwood | Whatcom | 131 | Lynden |
| Novara | Novara | Adams | 1109 | Soda Lake |
| Novelty | Novelty | King | 56 | Carnation |
| Nulls Crossing | Nulls Crossing | Lewis | 223 | Logan Hill |
| O'Brien | O'Brien | King | 30 | Renton |
| Ocean Grove | Ocean Grove | Grays Harbor | 52 | Moclips |
| Odair | Odair | Grant | 1676 | Coulee City |
| Offutt Lake | Offutt Lake | Thurston | 282 | East Olympia |
| Old Tacoma | Old Tacoma | Pierce | 33 | Tacoma North |
| Olequa | Olequa | Cowlitz | 102 | Castle Rock |
| Olga | Olga | San Juan | 39 | Blakely Island |
| Omans | Omans | Lincoln | 2425 | Omans |
| Oneida | Oneida | Wahkiakum | 10 | Rosburg |
| Osborn Corner | Osborn Corner | Snohomish | 443 | Everett |
| Osborne Corner | Osborne Corner | Douglas | 2523 | Alameda Flat |
| Ozette | Ozette | Clallam | 39 | Ozette |
| Paddock | Paddock | Walla Walla | 1086 | Harsha |
| Page | Page | Walla Walla | 522 | Page |
| Paha | Paha | Adams | 1565 | Ritzville SW |
| Pampa | Pampa | Whitman | 1362 | La Crosse West |
| Parker Landing Light | Parker Landing Light | Clark | 36 | Camas |
| Paterson | Paterson | Benton | 384 | Paterson |
| Patit | Patit | Columbia | 2024 | Cahill Mountain |
| Peach Acres | Peach Acres | Pierce | 243 | Steilacoom |
| Pearl | Pearl | Benton | 574 | Gable Butte |
| Pearson | Pearson | Kitsap | 30 | Poulsbo |
| Pedigo | Pedigo | Walla Walla | 712 | College Place |
| Peola | Peola | Garfield | 4111 | Peola |
| Peone | Peone | Spokane | 1890 | Foothills |
| Peterson Corner | Peterson Corner | Thurston | 108 | Rochester |
| Pickard | Pickard | Walla Walla | 1266 | Clyde |
| Pierce | Pierce | Benton | 413 | Locke Island |
| Pifer | Pifer | Adams | 1893 | Sprague Lake |
| Pigeon Springs | Pigeon Springs | Cowlitz | 463 | Georges Peak |
| Pine Grove | Pine Grove | Clark | 561 | Woodland |
| Ping | Ping | Garfield | 1401 | Ping |
| Pioneer | Pioneer | Pierce | 20 | Steilacoom |
| Pizarro | Pizarro | Adams | 1591 | Pizarro |
| Pleasant Valley | Pleasant Valley | Klickitat | 1808 | Luna Gulch |
| Pluvius | Pluvius | Pacific | 748 | Pluvius |
| Pomona | Pomona | Yakima | 1161 | Pomona |
| Pomona Heights | Pomona Heights | Yakima | 1158 | Pomona |
| Port Blakely | Port Blakely | Kitsap | 43 | Bremerton East |
| Port Kelley | Port Kelley | Walla Walla | 361 | Wallula |
| Port Stanley | Port Stanley | San Juan | 10 | Blakely Island |
| Powers | Powers | Columbia | 600 | Starbuck West |
| Prairie | Prairie | Skagit | 262 | Sedro-Woolley North |
| Prevost | Prevost | San Juan | 26 | Stuart Island |
| Providence | Providence | Adams | 1535 | Providence |
| Puget | Puget | Thurston | 59 | Longbranch |
| Pullman Junction | Pullman Junction | Whitman | 2402 | Pullman |
| Puyallup River Junction | Puyallup River Junction | Pierce | 548 | Orting |
| Raeco | Raeco | King | 482 | Vashon |
| Ralston | Ralston | Adams | 1663 | Ralston |
| Rayville | Rayville | Grays Harbor | 174 | McCleary |
| Rees Corner | Rees Corner | Snohomish | 56 | Snohomish |
| Reese | Reese | Walla Walla | 387 | Zangar Junction |
| Regal | Regal | Kittitas | 1611 | Kittitas |
| Reiman | Reiman | Adams | 1673 | Reiman |
| Relief | Relief | Columbia | 1099 | Kellogg Creek |
| Renslow | Renslow | Kittitas | 1959 | East Kittitas |
| Revere | Revere | Whitman | 1601 | Revere |
| Richardson | Richardson | San Juan | 52 | Richardson |
| Richland Junction | Richland Junction | Benton | 394 | Kennewick |
| Ringo | Ringo | Whitman | 2572 | Viola |
| Riparia | Riparia | Whitman | 548 | Starbuck East |
| Ritell | Ritell | Grant | 1135 | Bassett Junction |
| Riverside | Riverside | Snohomish | 302 | Lake Stevens |
| Robinson | Robinson | Walla Walla | 1070 | Prescott |
| Robinson | Robinson | Whitman | 2507 | Garfield |
| Rockaway Beach | Rockaway Beach | Island | 184 | Camano |
| Rocky Ridge | Rocky Ridge | Pierce | 469 | Frederickson |
| Rodna | Rodna | Spokane | 2096 | Fishtrap Lake |
| Rogersburg | Rogersburg | Asotin | 856 | Limekiln Rapids |
| Ronan | Ronan | Columbia | 2057 | Dayton |
| Rony | Rony | Grays Harbor | 49 | Malone |
| Roosevelt | Roosevelt | Snohomish | 36 | Snohomish |
| Rosburg | Rosburg | Wahkiakum | 13 | Rosburg |
| Rosehilla | Rosehilla | King | 92 | Tacoma North |
| Roxboro | Roxboro | Adams | 1240 | Roxboro |
| Roza | Roza | Kittitas | 1270 | Wymer |
| Ruby | Ruby | Benton | 397 | Wooded Island |
| Rulo | Rulo | Walla Walla | 965 | Rulo |
| Rupple | Rupple | Yakima | 843 | White Swan |
| Russell | Russell | Walla Walla | 942 | Valley Grove |
| Russell Landing | Russell Landing | Clark | 10 | Mount Tabor |
| Ruth | Ruth | Lewis | 276 | Curtis |
| Ruth | Ruth | Benton | 410 | Locke Island |
| Ruxby | Ruxby | Walla Walla | 541 | Monumental Rock |
| Rye | Rye | Kittitas | 1749 | Doris |
| Sagemoor | Sagemoor | Franklin | 558 | Eltopia |
| Saginaw | Saginaw | Grays Harbor | 46 | South Elma |
| Saint Andrews | Saint Andrews | Douglas | 2238 | Saint Andrews |
| Saint Clair | Saint Clair | Thurston | 141 | Nisqually |
| Sampson | Sampson | Grays Harbor | 20 | Copalis Beach |
| Sapolil | Sapolil | Walla Walla | 1270 | Buroker |
| Saratoga Shores | Saratoga Shores | Island | 59 | Camano |
| Satus | Satus | Yakima | 673 | Granger |
| Sawyer | Sawyer | Yakima | 833 | Toppenish |
| Saxby | Saxby | Spokane | 2648 | Setters |
| Scammon Landing | Scammon Landing | Kittitas | 574 | Cape Horn SE |
| Schrag | Schrag | Adams | 1247 | Schrag |
| Scotia | Scotia | Pend Oreille | 2080 | Camden |
| Scott | Scott | Walla Walla | 476 | Lower Monumental Dam |
| Scribner | Scribner | Spokane | 2169 | Four Lakes |
| Seatons Grove | Seatons Grove | Okanogan | 1040 | Belvedere |
| Seltice | Seltice | Whitman | 2546 | Tekoa |
| Semiahmoo | Semiahmoo | Whatcom | 16 | Birch Point |
| Servia | Servia | Adams | 1283 | Roxboro |
| Seven Mile | Seven Mile | Spokane | 1673 | Airway Heights |
| Shaw Island | Shaw Island | San Juan | 0 | Shaw Island |
| Shawnee | Shawnee | King | 23 | Vashon |
| Sheffler | Sheffler | Walla Walla | 515 | Snake River |
| Sherman | Sherman | Lincoln | 2405 | Creston |
| Shore Acres | Shore Acres | Pierce | 177 | Gig Harbor |
| Shore Acres | Shore Acres | King | 0 | Tacoma North |
| Shreck | Shreck | Whitman | 1280 | Hay |
| Sieler | Sieler | Grant | 1168 | Sieler |
| Sightly | Sightly | Cowlitz | 692 | Toutle |
| Silvana Terraces | Silvana Terraces | Snohomish | 102 | Stanwood |
| Sims Corner | Sims Corner | Douglas | 2165 | Sims Corner |
| Sine | Sine | Grays Harbor | 259 | McCleary |
| Sisco | Sisco | Snohomish | 151 | Arlington West |
| Skagit City | Skagit City | Skagit | 23 | Mount Vernon |
| Skookumchuck | Skookumchuck | Thurston | 328 | East Olympia |
| Slater | Slater | Walla Walla | 722 | Slater |
| Sleepy Hollow | Sleepy Hollow | Wahkiakum | 16 | Skamokawa |
| Smyrna | Smyrna | Grant | 564 | Smyrna |
| Sokulk | Sokulk | Whitman | 2536 | Garfield |
| South Arbor | South Arbor | Grays Harbor | 59 | Hoquiam |
| South Elma | South Elma | Grays Harbor | 52 | South Elma |
| South Montesano | South Montesano | Grays Harbor | 59 | Montesano |
| South Snohomish | South Snohomish | Snohomish | 20 | Snohomish |
| South Union | South Union | Thurston | 200 | Maytown |
| Sperry | Sperry | Franklin | 971 | Sperry |
| Spring Valley | Spring Valley | Spokane | 2405 | Spring Valley |
| Staley | Staley | Whitman | 2507 | Pullman |
| Stateline | Stateline | Walla Walla | 758 | College Place |
| Stella | Stella | Cowlitz | 282 | Coal Creek |
| Stentz Spring | Stentz Spring | Garfield | 5128 | Stentz Spring |
| Sterling | Sterling | Skagit | 43 | Mount Vernon |
| Stillwater | Stillwater | King | 79 | Carnation |
| Stimson | Stimson | Mason | 410 | Kamilche Valley |
| Straight Point | Straight Point | Klickitat | 121 | White Salmon |
| Strandell | Strandell | Whatcom | 95 | Sumas |
| Stratford | Stratford | Grant | 1263 | Stratford |
| Striebels Corner | Striebels Corner | Kitsap | 180 | Port Gamble |
| Stringtown | Stringtown | Pacific | 16 | Chinook |
| Sudbury | Sudbury | Walla Walla | 659 | College Place |
| Sulphur | Sulphur | Franklin | 771 | Sulphur Lake |
| Summerhurst | Summerhurst | King | 0 | Tacoma North |
| Sunnyside | Sunnyside | Whatcom | 325 | Lake Whatcom |
| Sunset | Sunset | Whitman | 2116 | Thornton |
| Sunshine | Sunshine | Whitman | 2589 | Moscow West |
| Susie | Susie | Benton | 584 | Gable Butte |
| Sutico | Sutico | Pacific | 315 | East of Raymond |
| Sutton | Sutton | Whitman | 1542 | Winona |
| Svensens Landing | Svensens Landing | Wahkiakum | 30 | Rosburg |
| Swale | Swale | Klickitat | 1083 | Wahkiacus |
| Swantown | Swantown | Island | 39 | Oak Harbor |
| Swede Hill | Swede Hill | Pierce | 266 | Gig Harbor |
| Swem | Swem | Pacific | 453 | Dean Creek |
| T Bridge Corner | T Bridge Corner | Spokane | 2129 | Deer Park |
| Tacoma Junction | Tacoma Junction | Pierce | 13 | Tacoma South |
| Tahlequah | Tahlequah | King | 0 | Gig Harbor |
| Tanwax | Tanwax | Pierce | 692 | Orting |
| Tasker | Tasker | Yakima | 1870 | Naches |
| Terrace Heights | Terrace Heights | Yakima | 1194 | Yakima East |
| Terrys Corner | Terrys Corner | Island | 39 | Juniper Beach |
| Thatcher | Thatcher | San Juan | 66 | Blakely Island |
| Thavis | Thavis | Adams | 1529 | Coyote Butte |
| Thiel | Thiel | Walla Walla | 823 | Hadley |
| Thornwood | Thornwood | Skagit | 243 | Sedro-Woolley North |
| Thrall | Thrall | Kittitas | 1434 | Ellensburg South |
| Thrift | Thrift | Pierce | 741 | Frederickson |
| Tiflis | Tiflis | Grant | 1135 | Bassett Junction |
| Tono | Tono | Thurston | 243 | Bucoda |
| Touhey | Touhey | Douglas | 2365 | Mansfield |
| Towal | Towal | Klickitat | 269 | Luna Gulch |
| Tracy | Tracy | Walla Walla | 1509 | Buroker |
| Trinidad | Trinidad | Grant | 928 | Babcock Ridge |
| Tucannon | Tucannon | Columbia | 932 | Tucannon |
| Tulips | Tulips | Grays Harbor | 26 | Copalis Crossing |
| Tumtum | Tumtum | Stevens | 1552 | Tumtum |
| Turk | Turk | Stevens | 2746 | Adams Mountain |
| Tweedie | Tweedie | Pend Oreille | 2280 | Tweedie |
| Two Rivers | Two Rivers | Walla Walla | 348 | Humorist |
| Umtanum | Umtanum | Kittitas | 1345 | Wymer |
| Union Center | Union Center | Whitman | 2129 | Ewartsville |
| Upper Salmon Junction | Upper Salmon Junction | Pacific | 98 | Rosburg |
| Urban | Urban | Skagit | 59 | Cypress Island |
| Valley Grove | Valley Grove | Walla Walla | 889 | Valley Grove |
| Van Wyck | Van Wyck | Whatcom | 207 | Bellingham North |
| Vantage | Vantage | Kittitas | 666 | Vantage |
| Varna | Varna | Columbia | 1355 | Huntsville |
| Vashon Heights | Vashon Heights | King | 161 | Duwamish Head |
| Velox | Velox | Spokane | 2041 | Greenacres |
| Venner | Venner | Yakima | 833 | Harrah |
| Vera | Vera | Spokane | 2031 | Greenacres |
| Vesta | Vesta | Grays Harbor | 157 | Brooklyn |
| Victor | Victor | Whatcom | 285 | Bellingham North |
| Villard Junction | Villard Junction | Walla Walla | 377 | Humorist |
| Vista | Vista | Benton | 541 | Kennewick |
| Voltage | Voltage | Douglas | 620 | Rock Island Dam |
| Wacota | Wacota | Franklin | 906 | Sperry |
| Wahl | Wahl | Whatcom | 249 | Lawrence |
| Wahluke | Wahluke | Benton | 427 | Coyote Rapids |
| Waldron | Waldron | San Juan | 33 | Waldron Island |
| Walker | Walker | Walla Walla | 469 | Snake River |
| Walkers Landing | Walkers Landing | Mason | 20 | Mason Lake |
| Wallner | Wallner | Spokane | 2641 | Tekoa Mountain |
| Wallula Junction | Wallula Junction | Walla Walla | 377 | Wallula |
| Walters | Walters | Whitman | 2533 | Farmington |
| Walville | Walville | Lewis | 597 | Pe Ell |
| Warren | Warren | Pierce | 16 | Fox Island |
| Waukon | Waukon | Lincoln | 2438 | Waukon |
| Wayne | Wayne | King | 20 | Kirkland |
| Weber | Weber | Adams | 1184 | Weber |
| Weikel | Weikel | Yakima | 1503 | Naches |
| Weikswood | Weikswood | Grays Harbor | 673 | South Elma |
| Welland | Welland | Walla Walla | 955 | Welland |
| West Fairfield | West Fairfield | Spokane | 2484 | Latah |
| West Warden | West Warden | Grant | 1250 | Warden |
| Western Junction | Western Junction | Thurston | 299 | East Olympia |
| Westwood | Westwood | Kitsap | 33 | Bremerton East |
| Wheeler | Wheeler | Grant | 1286 | Wheeler |
| Wheeler Corner | Wheeler Corner | Lincoln | 2310 | Edwall |
| Whelan | Whelan | Whitman | 2516 | Viola |
| Whetstone | Whetstone | Columbia | 2060 | Tucannon |
| Whitcomb | Whitcomb | Benton | 299 | Crow Butte |
| Whitlow | Whitlow | Whitman | 2402 | Pullman |
| Wilburton | Wilburton | King | 36 | Mercer Island |
| Wilcox | Wilcox | Whitman | 1814 | Wilcox |
| Wildwood | Wildwood | Kitsap | 407 | Burley |
| Willa | Willa | Benton | 548 | Gable Butte |
| Willard | Willard | Whitman | 2513 | Tekoa |
| Willows | Willows | King | 36 | Kirkland |
| Willy Dick Crossing | Willy Dick Crossing | Yakima | 1886 | Willy Dick Canyon |
| Winchester | Winchester | Grant | 1276 | Winchester |
| Windust | Windust | Franklin | 502 | Lower Monumental Dam |
| Wintermutes Corner | Wintermutes Corner | Snohomish | 292 | Bothell |
| Wollochet | Wollochet | Pierce | 194 | Gig Harbor |
| Woodlawn | Woodlawn | Grays Harbor | 10 | New London |
| Wymer | Wymer | Kittitas | 1394 | Wymer |
| Yacht Haven | Yacht Haven | San Juan | 26 | Roche Harbor |
| Yardley | Yardley | Spokane | 1942 | Spokane NE |
| Yellepit | Yellepit | Benton | 341 | Wallula |
| Yethonat | Yethonat | Yakima | 810 | Wapato |
| York | York | King | 36 | Kirkland |
| Zumwalt | Zumwalt | Garfield | 1624 | Zumwalt |
| McCarteney | McCarteney | Douglas | 1549 | Jameson Lake SW |
| Newman Lake | Newman Lake | Spokane | 2188 | Newman Lake |
| Osborne | Osborne | Grant | 1640 | Electric City |
| Alder Grove | Alder Grove | Grays Harbor | 16 | Central Park |
| Adco | Adco | Grant | 1286 | Stratford |
| Grouse | Grouse | Asotin | 2858 | Saddle Butte |
| Ashby | Ashby | Adams | 1824 | Palm Lake |
| Carlmar | Carlmar | Adams | 1719 | Marengo |
| Climax | Climax | Walla Walla | 1145 | Hadley |
| Coppei | Coppei | Walla Walla | 1535 | Coppei |
| Crater | Crater | Grant | 1299 | Babcock Ridge |
| Downs | Downs | Lincoln | 1913 | Lamona |
| Emden | Emden | Adams | 1795 | Macall |
| Gibbon | Gibbon | Benton | 643 | Whitstran |
| Hanson | Hanson | Grant | 2090 | Hartline |
| Hillcrest | Hillcrest | Adams | 1713 | Ritzville SE |
| Huntley | Huntley | Whitman | 2064 | Saint John |
| Jerita | Jerita | Whitman | 1575 | Hay |
| Juno | Juno | Whitman | 1975 | Saint John |
| Keystone | Keystone | Adams | 1936 | Karakul Hills |
| Kibler | Kibler | Walla Walla | 1411 | Buroker |
| Lavista | Lavista | Whitman | 1811 | Rock Lake |
| Marcellus | Marcellus | Adams | 1942 | Ritzville NW |
| Marengo | Marengo | Adams | 1644 | Marengo |
| Minnick | Minnick | Walla Walla | 1926 | Dixie |
| Mockonema | Mockonema | Whitman | 2139 | Diamond |
| Naylor | Naylor | Grant | 1270 | Ephrata |
| Nemo | Nemo | Lincoln | 1719 | Sylvan Lake |
| North Cove | North Cove | Pacific | 30 | North Cove |
| Packard | Packard | Adams | 1847 | Ritzville NW |
| Palm Lake | Palm Lake | Adams | 1880 | Palm Lake |
| Pandora | Pandora | Whitman | 2342 | Rosalia |
| Parvin | Parvin | Whitman | 2169 | Colfax South |
| Paxton | Paxton | Adams | 1676 | Macall |
| Penrith | Penrith | Pend Oreille | 2106 | Newport |
| Risbeck | Risbeck | Whitman | 2083 | Colfax South |
| Rocklyn | Rocklyn | Lincoln | 2388 | Rocklyn |
| Rockwell | Rockwell | Adams | 1831 | Palm Lake |
| Schlomer | Schlomer | Franklin | 1079 | Frischknecht |
| Schoonover | Schoonover | Adams | 1759 | Schoonover |
| Shano | Shano | Adams | 1230 | Shano |
| Sharpes Corner | Sharpes Corner | Skagit | 30 | Anacortes South |
| Shawnee | Shawnee | Whitman | 2198 | Colfax South |
| South Cheney | South Cheney | Spokane | 2293 | Cheney |
| Telford | Telford | Lincoln | 2326 | Telford |
| Teske | Teske | Adams | 1765 | Marengo |
| Thera | Thera | Whitman | 1893 | Thera |
| Tokio | Tokio | Adams | 1946 | Ritzville NE |
| Toutle | Toutle | Cowlitz | 499 | Toutle |
| Wilma (historical) | Wilma (historical) | Whitman | 2510 | Pullman |
| Parkwood | Parkwood | King | 381 | Seattle North |
| Bordeaux | Bordeaux | Thurston | 249 | Littlerock |
| Delphi | Delphi | Thurston | 217 | Littlerock |
| Charter Oak | Charter Oak | Clark | 341 | Battle Ground |
| Doe Bay | Doe Bay | San Juan | 30 | Mount Constitution |
| Hanford | Hanford | Benton | 404 | Hanford |
| Koren | Koren | Adams | 1217 | Bruce |
| Mason City | Mason City | Okanogan | 1312 | Grand Coulee Dam |
| Hartford | Hartford | Snohomish | 226 | Lake Stevens |
| Montesano | Montesano | Grays Harbor | 62 | Montesano |
| Fort Spokane | Fort Spokane | Lincoln | 1417 | Fort Spokane |
| Martindale | Martindale | Franklin | 390 | Humorist |
| Twin Spits | Twin Spits | Kitsap | 75 | Hansville |
| Irwin | Irwin | Spokane | 1955 | Greenacres |
| Elliott Ave | Elliott Ave | Yakima | 1404 | Wiley City |
| Hazelwood | Hazelwood | Spokane | 2349 | Airway Heights |
| Baker | Baker | Clark | 308 | Ridgefield |
| Nine Mile Falls | Nine Mile Falls | Spokane | 1617 | Nine Mile Falls |
| Sunshine Beach | Sunshine Beach | Pierce | 161 | Fox Island |
| Sunrise Beach | Sunrise Beach | Pierce | 0 | Fox Island |
| Cornet | Cornet | Island | 20 | Deception Pass |
| Desert Aire | Desert Aire | Grant | 564 | Priest Rapids |
| Edgewater Beach | Edgewater Beach | Thurston | 59 | Squaxin Island |
| East Heights | East Heights | Grant | 1690 | Grand Coulee Dam |
| Hood View Tracts | Hood View Tracts | Skamania | 1197 | Hood River |
| Harbor Center | Harbor Center | Island | 112 | Freeland |
| Image | Image | Clark | 148 | Mount Tabor |
| Keystone | Keystone | Island | 3 | Coupeville |
| Lambert | Lambert | Clark | 351 | Ridgefield |
| Lakeshore | Lakeshore | Clark | 213 | Vancouver |
| Madrona Beach | Madrona Beach | Thurston | 39 | Summit Lake |
| Molfait Tracts | Molfait Tracts | Skamania | 358 | Bridal Veil |
| North Beach | North Beach | Skagit | 33 | Cypress Island |
| Oxley | Oxley | Lewis | 253 | Napavine |
| Fairmont | Fairmont | Snohomish | 545 | Mukilteo |
| Penawawa | Penawawa | Whitman | 640 | Ping |
| Aberdeen | Aberdeen | Grays Harbor | 10 | Aberdeen |
| Ahtanum | Ahtanum | Yakima | 1247 | Yakima West |
| Airway Heights | Airway Heights | Spokane | 2398 | Airway Heights |
| Albion | Albion | Whitman | 2247 | Colfax South |
| Alderwood Manor | Alderwood Manor | Snohomish | 423 | Edmonds East |
| Alexander Beach | Alexander Beach | Skagit | 10 | Deception Pass |
| Algona | Algona | King | 79 | Poverty Bay |
| Allentown | Allentown | King | 16 | Des Moines |
| Aloha | Aloha | Grays Harbor | 59 | Moclips |
| Amber | Amber | Spokane | 2251 | Amber |
| Anacortes | Anacortes | Skagit | 20 | Anacortes North |
| Annapolis | Annapolis | Kitsap | 52 | Bremerton East |
| Arbor Heights | Arbor Heights | King | 377 | Duwamish Head |
| Arletta | Arletta | Pierce | 66 | Fox Island |
| Arroyo Heights | Arroyo Heights | King | 341 | Duwamish Head |
| Artondale | Artondale | Pierce | 23 | Gig Harbor |
| Auburn | Auburn | King | 82 | Auburn |
| Austin | Austin | Island | 33 | Hansville |
| Avondale | Avondale | King | 102 | Redmond |
| Baby Island Heights | Baby Island Heights | Island | 66 | Freeland |
| Baker-Langdon | Baker-Langdon | Walla Walla | 945 | Walla Walla |
| Ballard | Ballard | King | 157 | Shilshole Bay |
| Bangor | Bangor | Kitsap | 49 | Poulsbo |
| Basin City | Basin City | Franklin | 702 | Basin City |
| Bay Center | Bay Center | Pacific | 43 | Bay Center |
| Beach Haven | Beach Haven | San Juan | 13 | Eastsound |
| Beacon Hill | Beacon Hill | Cowlitz | 272 | Kelso |
| Beacon Hill | Beacon Hill | King | 289 | Seattle South |
| Beaux Arts Village | Beaux Arts Village | King | 164 | Mercer Island |
| Bellevue | Bellevue | King | 85 | Mercer Island |
| Bellingham | Bellingham | Whatcom | 72 | Bellingham North |
| Benge | Benge | Adams | 1476 | Benge |
| Bethel | Bethel | Kitsap | 315 | Burley |
| Beverly Beach | Beverly Beach | Island | 52 | Freeland |
| Bickleton | Bickleton | Klickitat | 3018 | Bickleton |
| Birch Bay | Birch Bay | Whatcom | 13 | Blaine |
| Birch Bay Circle Grange | Birch Bay Circle Grange | Whatcom | 13 | Blaine |
| Skyway | Skyway | King | 384 | Des Moines |
| Blaine | Blaine | Whatcom | 49 | Blaine |
| Blockhouse | Blockhouse | Klickitat | 1594 | Centerville |
| Bonney Lake | Bonney Lake | Pierce | 571 | Sumner |
| Boston Harbor | Boston Harbor | Thurston | 39 | Squaxin Island |
| Bothell | Bothell | King | 72 | Bothell |
| Brady | Brady | Grays Harbor | 46 | Montesano |
| Breakers | Breakers | Pacific | 20 | Cape Disappointment |
| Breidablick | Breidablick | Kitsap | 282 | Lofall |
| Bremerton | Bremerton | Kitsap | 36 | Bremerton West |
| Brier | Brier | Snohomish | 410 | Edmonds East |
| Briercrest | Briercrest | King | 266 | Seattle North |
| Brighton | Brighton | King | 144 | Seattle South |
| Broadmoor | Broadmoor | King | 157 | Seattle North |
| Broadway | Broadway | King | 46 | Seattle North |
| Brookdale | Brookdale | Pierce | 430 | Tacoma South |
| Browns Point | Browns Point | Pierce | 118 | Tacoma North |
| Brownstown | Brownstown | Yakima | 853 | Harrah |
| Brush Prairie | Brush Prairie | Clark | 302 | Orchards |
| Bryant | Bryant | Snohomish | 171 | Arlington West |
| Buena | Buena | Yakima | 794 | Toppenish |
| Burbank | Burbank | Walla Walla | 374 | Pasco |
| Burbank Heights | Burbank Heights | Walla Walla | 354 | Pasco |
| Burley | Burley | Kitsap | 33 | Burley |
| Burlington | Burlington | Skagit | 36 | Mount Vernon |
| Burton | Burton | King | 49 | Vashon |
| Calhounville | Calhounville | Walla Walla | 735 | College Place |
| Camas | Camas | Clark | 79 | Camas |
| Camp Diana | Camp Diana | Island | 69 | Langley |
| Camp Orkila | Camp Orkila | San Juan | 20 | Eastsound |
| Canyon Park | Canyon Park | Snohomish | 108 | Bothell |
| Capitol Hill | Capitol Hill | King | 344 | Seattle South |
| Carrolls | Carrolls | Cowlitz | 69 | Kalama |
| Carson | Carson | Skamania | 469 | Carson |
| Castle Rock | Castle Rock | Cowlitz | 56 | Castle Rock |
| Cathcart | Cathcart | Snohomish | 230 | Maltby |
| Cedar Valley | Cedar Valley | Snohomish | 344 | Edmonds East |
| Central Park | Central Park | Grays Harbor | 144 | Central Park |
| Central Valley | Central Valley | Kitsap | 187 | Poulsbo |
| Charleston | Charleston | Kitsap | 177 | Bremerton West |
| Chattaroy | Chattaroy | Spokane | 1709 | Chattaroy |
| Cherokee Bay Park | Cherokee Bay Park | King | 594 | Black Diamond |
| Chico | Chico | Kitsap | 33 | Bremerton West |
| Chinook | Chinook | Pacific | 16 | Chinook |
| Chuckanut Village | Chuckanut Village | Whatcom | 13 | Bellingham South |
| Clarkston | Clarkston | Asotin | 807 | Clarkston |
| Clarkston Heights | Clarkston Heights | Asotin | 1168 | Clarkston |
| Clear Lake | Clear Lake | Skagit | 46 | Sedro-Woolley South |
| Clearview | Clearview | Snohomish | 600 | Maltby |
| Clinton | Clinton | Island | 131 | Mukilteo |
| Clinton Park | Clinton Park | Pierce | 256 | Steilacoom |
| Clover Park | Clover Park | Pierce | 262 | Steilacoom |
| Coal Creek | Coal Creek | Cowlitz | 226 | Coal Creek |
| Colbert | Colbert | Spokane | 1841 | Mead |
| Colchester | Colchester | Kitsap | 85 | Bremerton East |
| College Place | College Place | Walla Walla | 794 | College Place |
| Columbia | Columbia | King | 56 | Seattle South |
| Columbia Beach | Columbia Beach | Island | 33 | Mukilteo |
| Columbia Heights | Columbia Heights | Cowlitz | 351 | Kelso |
| Columbia Valley Gardens | Columbia Valley Gardens | Cowlitz | 7 | Kelso |
| Conway | Conway | Skagit | 10 | Conway |
| Copalis Crossing | Copalis Crossing | Grays Harbor | 79 | Copalis Crossing |
| Cottonwood Beach | Cottonwood Beach | Whatcom | 13 | Birch Point |
| Coulee City | Coulee City | Grant | 1588 | Coulee City |
| Country Homes | Country Homes | Spokane | 1952 | Spokane NW |
| Coupeville | Coupeville | Island | 82 | Coupeville |
| Cove | Cove | King | 171 | Olalla |
| Cowiche | Cowiche | Yakima | 1749 | Naches |
| Crown Hill | Crown Hill | King | 354 | Seattle North |
| Cruzatt | Cruzatt | Skamania | 164 | Bridal Veil |
| Cunningham | Cunningham | Adams | 1191 | Hatton |
| Custer | Custer | Pierce | 262 | Steilacoom |
| Custer | Custer | Whatcom | 39 | Blaine |
| Dallesport | Dallesport | Klickitat | 213 | The Dalles South |
| Darlington | Darlington | Snohomish | 200 | Mukilteo |
| Dartford | Dartford | Spokane | 1611 | Dartford |
| Dash Point | Dash Point | Pierce | 13 | Tacoma North |
| Deer Park | Deer Park | Spokane | 2123 | Deer Park |
| Delano Heights | Delano Heights | Grant | 1663 | Electric City |
| Des Moines | Des Moines | King | 89 | Des Moines |
| Dewey | Dewey | Skagit | 46 | Anacortes South |
| Diamond | Diamond | Whitman | 2044 | Diamond |
| Dishman | Dishman | Spokane | 1991 | Spokane NE |
| Dockton | Dockton | King | 62 | Tacoma North |
| Dollar Corner | Dollar Corner | Clark | 220 | Battle Ground |
| Donald | Donald | Yakima | 869 | Wapato |
| Doty | Doty | Lewis | 312 | Doty |
| Dungeness | Dungeness | Clallam | 10 | Dungeness |
| Dunlap | Dunlap | King | 46 | Seattle South |
| Dusty | Dusty | Whitman | 1676 | Dusty |
| Duvall | Duvall | King | 89 | Carnation |
| Eagledale | Eagledale | Kitsap | 121 | Bremerton East |
| East Aberdeen | East Aberdeen | Grays Harbor | 16 | Aberdeen |
| East Bremerton | East Bremerton | Kitsap | 305 | Bremerton West |
| East Farms | East Farms | Spokane | 2090 | Liberty Lake |
| East Hoquiam | East Hoquiam | Grays Harbor | 10 | Aberdeen |
| East Spokane | East Spokane | Spokane | 2001 | Spokane NE |
| East Stanwood | East Stanwood | Snohomish | 52 | Stanwood |
| Eastgate | Eastgate | King | 361 | Mercer Island |
| Edgewater | Edgewater | Snohomish | 161 | Mukilteo |
| Edgewater Park | Edgewater Park | King | 26 | Seattle North |
| Edgewood | Edgewood | Pierce | 358 | Poverty Bay |
| Edmonds | Edmonds | Snohomish | 66 | Edmonds West |
| Edwall | Edwall | Lincoln | 2323 | Edwall |
| Eglon | Eglon | Kitsap | 13 | Port Gamble |
| Elberton | Elberton | Whitman | 2192 | Elberton |
| Ellisport | Ellisport | King | 26 | Vashon |
| Ellsworth | Ellsworth | Clark | 108 | Mount Tabor |
| Elma | Elma | Grays Harbor | 49 | Elma |
| Elmer City | Elmer City | Okanogan | 1093 | Grand Coulee Dam |
| Eltopia | Eltopia | Franklin | 646 | Eltopia |
| Ephrata | Ephrata | Grant | 1276 | Ephrata |
| Erlands Point | Erlands Point | Kitsap | 26 | Bremerton West |
| Eufaula | Eufaula | Cowlitz | 394 | Coal Creek |
| Evansville | Evansville | King | 364 | Des Moines |
| Everett | Everett | Snohomish | 82 | Everett |
| Fairview | Fairview | Kitsap | 75 | Bremerton West |
| Fauntleroy | Fauntleroy | King | 36 | Duwamish Head |
| Feriton | Feriton | King | 171 | Kirkland |
| Fern Hill | Fern Hill | Pierce | 397 | Tacoma South |
| Ferncliff | Ferncliff | Kitsap | 167 | Suquamish |
| Ferndale | Ferndale | Whatcom | 36 | Ferndale |
| Fife | Fife | Pierce | 16 | Puyallup |
| Fife Heights | Fife Heights | Pierce | 410 | Poverty Bay |
| Fircrest | Fircrest | Pierce | 282 | Steilacoom |
| Firloch | Firloch | King | 220 | Kirkland |
| Fisher | Fisher | Clark | 92 | Mount Tabor |
| Five Corners | Five Corners | Thurston | 351 | McKenna |
| Fletcher Bay | Fletcher Bay | Kitsap | 66 | Suquamish |
| Florence | Florence | Snohomish | 13 | Stanwood |
| Fordair | Fordair | Grant | 1660 | Mold |
| Forest Beach | Forest Beach | Pierce | 46 | Fox Island |
| Foster | Foster | King | 95 | Des Moines |
| Four Lakes | Four Lakes | Spokane | 2431 | Four Lakes |
| Frances | Frances | Pacific | 233 | Lebam |
| Freeman | Freeman | Spokane | 2615 | Freeman |
| Fremont | Fremont | King | 184 | Seattle North |
| Fruitvale | Fruitvale | Yakima | 1132 | Yakima West |
| Garden City | Garden City | Grays Harbor | 220 | McCleary |
| Garrett | Garrett | Walla Walla | 768 | College Place |
| Geiger Heights | Geiger Heights | Spokane | 2346 | Spokane SW |
| Geneva | Geneva | Whatcom | 443 | Bellingham South |
| Georgetown | Georgetown | King | 13 | Seattle South |
| Gig Harbor | Gig Harbor | Pierce | 36 | Gig Harbor |
| Gilberton | Gilberton | Kitsap | 121 | Suquamish |
| Gleed | Gleed | Yakima | 1253 | Selah |
| Glendale | Glendale | Island | 43 | Mukilteo |
| Gorst | Gorst | Kitsap | 52 | Bremerton West |
| Grand Coulee | Grand Coulee | Grant | 1470 | Electric City |
| Grand Mound | Grand Mound | Thurston | 167 | Rochester |
| Grandview | Grandview | Yakima | 804 | Grandview |
| Grays Harbor City | Grays Harbor City | Grays Harbor | 36 | Hoquiam |
| Green Bluff | Green Bluff | Spokane | 2310 | Mead |
| Green Lake | Green Lake | King | 259 | Seattle North |
| Greenwood | Greenwood | King | 312 | Seattle North |
| Gromore | Gromore | Yakima | 1417 | Wiley City |
| Haller Lake | Haller Lake | King | 430 | Seattle North |
| Hansville | Hansville | Kitsap | 26 | Hansville |
| Happy Valley | Happy Valley | Whatcom | 463 | Bellingham South |
| Harper | Harper | Kitsap | 16 | Bremerton East |
| Harrah | Harrah | Yakima | 833 | Harrah |
| Hartline | Hartline | Grant | 1913 | Hartline |
| Harwood | Harwood | Yakima | 1276 | Wiley City |
| Hatton | Hatton | Adams | 1073 | Hatton |
| Hay | Hay | Whitman | 1089 | Hay |
| Hayford | Hayford | Spokane | 2395 | Four Lakes |
| Hazel Dell | Hazel Dell | Clark | 207 | Vancouver |
| Hazelwood | Hazelwood | King | 239 | Mercer Island |
| Headquarters | Headquarters | Cowlitz | 804 | Mount Brynion |
| High Point | High Point | King | 495 | Duwamish Head |
| Highland Heights | Highland Heights | Grays Harbor | 125 | Moclips |
| Highland Park | Highland Park | King | 443 | Seattle South |
| Hillsdale | Hillsdale | Pierce | 394 | Tacoma South |
| Hillside | Hillside | Pierce | 272 | Fort Lewis |
| Hilltop | Hilltop | King | 1060 | Mercer Island |
| Hillyard | Hillyard | Spokane | 2041 | Spokane NE |
| Holly Park | Holly Park | King | 236 | Seattle South |
| Hollywood | Hollywood | King | 358 | Kirkland |
| Holman | Holman | Pacific | 23 | Cape Disappointment |
| Holtzinger | Holtzinger | Yakima | 1762 | Naches |
| Homan | Homan | Clark | 210 | Orchards |
| Home | Home | Pierce | 98 | Vaughn |
| Home Valley | Home Valley | Skamania | 79 | Carson |
| Hoquiam | Hoquiam | Grays Harbor | 10 | Hoquiam |
| Houghton | Houghton | King | 43 | Kirkland |
| Hunters | Hunters | Stevens | 1588 | Hunters |
| Hunts Point | Hunts Point | King | 62 | Kirkland |
| Huntsville | Huntsville | Columbia | 1312 | Huntsville |
| Hyland | Hyland | Snohomish | 253 | Lake Stevens |
| Illahee | Illahee | Kitsap | 36 | Bremerton East |
| Indian Village | Indian Village | Skagit | 36 | Cypress Island |
| Interbay | Interbay | King | 213 | Shilshole Bay |
| Intercity | Intercity | Snohomish | 558 | Everett |
| Interlaken | Interlaken | Pierce | 266 | Steilacoom |
| Island View | Island View | Benton | 341 | Kennewick |
| Issaquah | Issaquah | King | 108 | Issaquah |
| Jamestown | Jamestown | Clallam | 0 | Dungeness |
| Johnson | Johnson | Whitman | 2638 | Pullman |
| Jovita | Jovita | King | 374 | Poverty Bay |
| Juanita | Juanita | King | 108 | Kirkland |
| Junction City | Junction City | Grays Harbor | 10 | Aberdeen |
| Kalama | Kalama | Cowlitz | 26 | Kalama |
| Kellys Korner | Kellys Korner | Thurston | 213 | East Olympia |
| Kelso | Kelso | Cowlitz | 66 | Kelso |
| Kenmore | Kenmore | King | 30 | Bothell |
| Kennard Corner | Kennard Corner | Snohomish | 187 | Bothell |
| Kennewick | Kennewick | Benton | 407 | Kennewick |
| Kennydale | Kennydale | King | 95 | Mercer Island |
| Kingston | Kingston | Kitsap | 66 | Edmonds West |
| Kiona | Kiona | Benton | 518 | Webber Canyon |
| Kirkland | Kirkland | King | 154 | Kirkland |
| Kitsap Lake | Kitsap Lake | Kitsap | 239 | Bremerton West |
| Klickitat Springs | Klickitat Springs | Klickitat | 492 | Wahkiacus |
| Klipsan Beach | Klipsan Beach | Pacific | 30 | Ocean Park |
| Knapp | Knapp | Clark | 131 | Vancouver |
| Kooskooskie | Kooskooskie | Walla Walla | 2037 | Kooskooskie |
| La Center | La Center | Clark | 105 | Ridgefield |
| Lacey | Lacey | Thurston | 203 | Lacey |
| Lake City | Lake City | Pierce | 262 | Steilacoom |
| Lake City | Lake City | King | 243 | Seattle North |
| Lake Forest Park | Lake Forest Park | King | 75 | Edmonds East |
| Lake Heights | Lake Heights | King | 308 | Mercer Island |
| Lake Hills | Lake Hills | King | 436 | Issaquah |
| Lakeridge | Lakeridge | King | 249 | Mercer Island |
| Lakeland Village | Lakeland Village | Spokane | 2441 | Medical Lake |
| Lakeview | Lakeview | Pierce | 276 | Tacoma South |
| Lakeview Park | Lakeview Park | Grant | 1230 | Little Soap Lake |
| Lakewood | Lakewood | Pierce | 262 | Steilacoom |
| Langdon | Langdon | Walla Walla | 902 | Walla Walla |
| Langley | Langley | Island | 62 | Langley |
| Larchmont | Larchmont | Pierce | 384 | Tacoma South |
| Latah | Latah | Spokane | 2510 | Latah |
| Laurelhurst | Laurelhurst | King | 187 | Seattle North |
| Lavilla | Lavilla | King | 56 | Seattle North |
| Lebam | Lebam | Pacific | 184 | Lebam |
| Lemolo | Lemolo | Kitsap | 30 | Suquamish |
| Lexington | Lexington | Cowlitz | 33 | Kelso |
| Liberty Lake | Liberty Lake | Spokane | 2077 | Liberty Lake |
| Lind | Lind | Adams | 1368 | Lind |
| Little Hoquiam | Little Hoquiam | Mason | 213 | Mason Lake |
| Littlerock | Littlerock | Thurston | 144 | Littlerock |
| Lone Pine | Lone Pine | Okanogan | 1027 | Grand Coulee Dam |
| Long Beach | Long Beach | Pacific | 20 | Cape Disappointment |
| Lowden | Lowden | Walla Walla | 492 | Lowden |
| Lowell | Lowell | Snohomish | 46 | Everett |
| Lowman Beach Park | Lowman Beach Park | King | 36 | Duwamish Head |
| Lummi Island | Lummi Island | Whatcom | 59 | Lummi Island |
| Lyle | Lyle | Klickitat | 194 | Lyle |
| Lynnwood | Lynnwood | Snohomish | 394 | Edmonds East |
| Lynwood Center | Lynwood Center | Kitsap | 23 | Bremerton East |
| Mabton | Mabton | Yakima | 715 | Mabton East |
| Machias | Machias | Snohomish | 118 | Snohomish |
| Madison Park | Madison Park | King | 46 | Seattle North |
| Magnolia Bluff | Magnolia Bluff | King | 200 | Shilshole Bay |
| Malden | Malden | Whitman | 2139 | Malden |
| Maltby | Maltby | Snohomish | 400 | Maltby |
| Manchester | Manchester | Kitsap | 36 | Bremerton East |
| Manitou | Manitou | Pierce | 262 | Tacoma South |
| Manitou Beach | Manitou Beach | Kitsap | 0 | Suquamish |
| Maple Beach | Maple Beach | Whatcom | 13 | Point Roberts OE N |
| Maple Leaf | Maple Leaf | King | 407 | Seattle North |
| Maplewood | Maplewood | King | 62 | Renton |
| Marietta | Marietta | Whatcom | 10 | Ferndale |
| Marine Drive | Marine Drive | Kitsap | 43 | Bremerton West |
| Marysville | Marysville | Snohomish | 20 | Marysville |
| Maxwelton | Maxwelton | Island | 10 | Maxwelton |
| McKees Beach | McKees Beach | Snohomish | 13 | Stanwood |
| McKenna | McKenna | Pierce | 308 | McKenna |
| McLoughlin | McLoughlin | Clark | 56 | Mount Tabor |
| McLoughlin Heights | McLoughlin Heights | Clark | 302 | Mount Tabor |
| McMillin | McMillin | Pierce | 128 | Sumner |
| McMurray | McMurray | Skagit | 282 | McMurray |
| McVan | McVan | King | 486 | Des Moines |
| Mead | Mead | Spokane | 1906 | Mead |
| Meadow Glade | Meadow Glade | Clark | 282 | Battle Ground |
| Meadowdale | Meadowdale | Kitsap | 190 | Poulsbo |
| Meadowdale | Meadowdale | Snohomish | 92 | Edmonds East |
| Medical Lake | Medical Lake | Spokane | 2425 | Medical Lake |
| Medina | Medina | King | 72 | Mercer Island |
| Menlo | Menlo | Pacific | 69 | Menlo |
| Mercer Island | Mercer Island | King | 335 | Mercer Island |
| Mercer Island Town | Mercer Island Town | King | 308 | Mercer Island |
| Meridian | Meridian | King | 279 | Seattle North |
| Mesa | Mesa | Franklin | 689 | Mesa West |
| Mica | Mica | Spokane | 2480 | Freeman |
| Midland | Midland | Pierce | 427 | Tacoma South |
| Midway | Midway | King | 400 | Des Moines |
| Milan | Milan | Spokane | 1775 | Chattaroy |
| Miles | Miles | Lincoln | 1444 | Fort Spokane |
| Millwood | Millwood | Spokane | 1972 | Spokane NE |
| Milton | Milton | Pierce | 312 | Puyallup |
| Minnehaha | Minnehaha | Clark | 259 | Vancouver |
| Mission Beach | Mission Beach | Snohomish | 52 | Tulalip |
| Mock City | Mock City | Pierce | 200 | McKenna |
| Moclips | Moclips | Grays Harbor | 39 | Moclips |
| Monta Vista | Monta Vista | Pierce | 282 | Tacoma South |
| Montborne | Montborne | Skagit | 151 | Sedro-Woolley South |
| Moores Corner | Moores Corner | Pacific | 26 | Cape Disappointment |
| Morganville | Morganville | King | 554 | Black Diamond |
| Morningside | Morningside | King | 348 | Seattle North |
| Moses Lake | Moses Lake | Grant | 1070 | Moses Lake North |
| Mount Baker | Mount Baker | King | 135 | Seattle South |
| Mount Pleasant | Mount Pleasant | Clark | 121 | Washougal |
| Mount Vernon | Mount Vernon | Skagit | 98 | Mount Vernon |
| Mount View | Mount View | King | 358 | Des Moines |
| Mountain View | Mountain View | Whatcom | 213 | Lummi Bay |
| Mountlake Terrace | Mountlake Terrace | Snohomish | 459 | Edmonds East |
| Moxee City | Moxee City | Yakima | 1063 | Yakima East |
| Mukilteo | Mukilteo | Snohomish | 105 | Mukilteo |
| Naches | Naches | Yakima | 1473 | Naches |
| Naselle | Naselle | Pacific | 23 | Knappton |
| Navy Yard City | Navy Yard City | Kitsap | 108 | Bremerton West |
| Neah Bay | Neah Bay | Clallam | 3 | Neah Bay |
| Nelsons Corner | Nelsons Corner | Snohomish | 443 | Mukilteo |
| Neptune Beach | Neptune Beach | Whatcom | 13 | Lummi Bay |
| Nespelem | Nespelem | Okanogan | 1841 | Nespelem |
| Newcastle | Newcastle | King | 564 | Mercer Island |
| Newport | Newport | Pend Oreille | 2136 | Newport |
| Newport Hills | Newport Hills | King | 446 | Mercer Island |
| Newport Shores | Newport Shores | King | 20 | Mercer Island |
| Normandy Park | Normandy Park | King | 292 | Des Moines |
| North City | North City | King | 469 | Edmonds East |
| North Olympia | North Olympia | Thurston | 151 | Tumwater |
| North Park | North Park | King | 394 | Seattle North |
| North Puyallup | North Puyallup | Pierce | 56 | Puyallup |
| Northeast Tacoma | Northeast Tacoma | Pierce | 407 | Poverty Bay |
| Oak Harbor | Oak Harbor | Island | 95 | Oak Harbor |
| Oak Park | Oak Park | Clark | 43 | Camas |
| Oak Point | Oak Point | Cowlitz | 318 | Oak Point |
| Oakland | Oakland | Pierce | 312 | Tacoma South |
| Ocean City | Ocean City | Grays Harbor | 16 | Copalis Beach |
| Ocean Park | Ocean Park | Pacific | 26 | Ocean Park |
| Oceanside | Oceanside | Pacific | 23 | Ocean Park |
| Olalla | Olalla | Kitsap | 331 | Olalla |
| Olympic View | Olympic View | Kitsap | 213 | Poulsbo |
| Opportunity | Opportunity | Spokane | 2001 | Greenacres |
| Orcas | Orcas | San Juan | 39 | Shaw Island |
| Orchard Avenue | Orchard Avenue | Spokane | 1952 | Spokane NE |
| Orchard Heights | Orchard Heights | Kitsap | 381 | Bremerton East |
| Orchard Park | Orchard Park | Spokane | 1952 | Spokane NE |
| Orchards | Orchards | Clark | 230 | Orchards |
| Orillia | Orillia | King | 20 | Renton |
| Orting | Orting | Pierce | 197 | Orting |
| Ostrander | Ostrander | Cowlitz | 98 | Kelso |
| Otis Orchards | Otis Orchards | Spokane | 2067 | Liberty Lake |
| Outlook | Outlook | Yakima | 784 | Sunnyside |
| Oyehut | Oyehut | Grays Harbor | 16 | Copalis Beach |
| Oysterville | Oysterville | Pacific | 13 | Oysterville |
| Pacific | Pacific | King | 72 | Poverty Bay |
| Pacific Beach | Pacific Beach | Grays Harbor | 46 | Moclips |
| Parker | Parker | Yakima | 928 | Yakima East |
| Parkland | Parkland | Pierce | 381 | Tacoma South |
| Parkwater | Parkwater | Spokane | 1949 | Spokane NE |
| Pasadena Park | Pasadena Park | Spokane | 1991 | Spokane NE |
| Pataha | Pataha | Garfield | 2064 | Pomeroy |
| Pebble Beach | Pebble Beach | Island | 148 | Langley |
| Penn Cove Park | Penn Cove Park | Island | 10 | Coupeville |
| Perrinville | Perrinville | Snohomish | 384 | Edmonds East |
| Phinney Ridge | Phinney Ridge | King | 200 | Seattle North |
| Pine City | Pine City | Whitman | 2051 | Pine City |
| Pinehurst | Pinehurst | Snohomish | 367 | Everett |
| Pines | Pines | King | 276 | Mercer Island |
| Plaza | Plaza | Spokane | 2356 | Plaza |
| Pleasant Hill | Pleasant Hill | Cowlitz | 112 | Kelso |
| Point Roberts | Point Roberts | Whatcom | 33 | Point Roberts |
| Point White | Point White | Kitsap | 39 | Bremerton East |
| Pomeroy | Pomeroy | Garfield | 1857 | Pomeroy |
| Ponders Corner | Ponders Corner | Pierce | 279 | Steilacoom |
| Port Gamble | Port Gamble | Kitsap | 59 | Port Gamble |
| Port Ludlow | Port Ludlow | Jefferson | 62 | Port Ludlow |
| Port Madison | Port Madison | Kitsap | 79 | Suquamish |
| Port Orchard | Port Orchard | Kitsap | 72 | Bremerton West |
| Possession | Possession | Island | 3 | Maxwelton |
| Prosser | Prosser | Benton | 666 | Prosser |
| Purdy | Purdy | Pierce | 30 | Olalla |
| Queen Anne | Queen Anne | King | 394 | Seattle North |
| Quincy | Quincy | Grant | 1302 | Quincy |
| Rainier Beach | Rainier Beach | King | 167 | Seattle South |
| Rainier Valley | Rainier Valley | King | 141 | Seattle South |
| Ravenna | Ravenna | King | 253 | Seattle North |
| Redondo | Redondo | King | 20 | Poverty Bay |
| Renton | Renton | King | 39 | Renton |
| Rhodesia Beach | Rhodesia Beach | Pacific | 10 | Nemah |
| Richmond Beach | Richmond Beach | King | 23 | Edmonds West |
| Richmond Highlands | Richmond Highlands | King | 476 | Edmonds East |
| Ridgefield | Ridgefield | Clark | 112 | Ridgefield |
| Ritzville | Ritzville | Adams | 1818 | Ritzville NW |
| Riverton Heights | Riverton Heights | King | 440 | Des Moines |
| Roanoke | Roanoke | King | 82 | Mercer Island |
| Rochester | Rochester | Thurston | 141 | Rochester |
| Rocky Point | Rocky Point | Cowlitz | 66 | Kelso |
| Rodena Beach | Rodena Beach | Island | 49 | Coupeville |
| Ronald | Ronald | King | 443 | Seattle North |
| Rosario | Rosario | San Juan | 164 | Mount Constitution |
| Rosario Beach | Rosario Beach | Skagit | 13 | Deception Pass |
| Rose Springs | Rose Springs | Garfield | 4675 | Rose Springs |
| Rosedale | Rosedale | Pierce | 59 | Fox Island |
| Roy | Roy | Pierce | 325 | Fort Lewis |
| Royal City | Royal City | Grant | 1063 | Royal City |
| Ruff | Ruff | Grant | 1365 | Ruff |
| Ruston | Ruston | Pierce | 49 | Gig Harbor |
| Ryderwood | Ryderwood | Cowlitz | 262 | Wildwood |
| Rye | Rye | Clark | 266 | Vancouver |
| Saint Martins Hot Springs | Saint Martins Hot Springs | Skamania | 259 | Carson |
| Salishan | Salishan | Pierce | 292 | Tacoma South |
| Salmon Creek | Salmon Creek | Clark | 157 | Vancouver |
| Samish Island | Samish Island | Skagit | 30 | Anacortes North |
| Sara | Sara | Clark | 131 | Ridgefield |
| Saratoga | Saratoga | Island | 95 | Langley |
| Satsop | Satsop | Grays Harbor | 43 | Elma |
| Schwana | Schwana | Grant | 538 | Beverly |
| Scotton Corner | Scotton Corner | Clark | 276 | Battle Ground |
| Seahurst | Seahurst | King | 331 | Des Moines |
| Seattle | Seattle | King | 177 | Seattle South |
| Seattle Heights | Seattle Heights | Snohomish | 410 | Edmonds East |
| Seaview | Seaview | Pacific | 20 | Cape Disappointment |
| Sedro-Woolley | Sedro-Woolley | Skagit | 59 | Sedro-Woolley North |
| Selah | Selah | Yakima | 1119 | Selah |
| Seola Beach | Seola Beach | King | 115 | Des Moines |
| Silvana | Silvana | Snohomish | 30 | Stanwood |
| Silver Beach | Silver Beach | Whatcom | 367 | Bellingham North |
| Silverdale | Silverdale | Kitsap | 10 | Poulsbo |
| Similk Beach | Similk Beach | Skagit | 62 | Anacortes South |
| Smokey Point | Smokey Point | Snohomish | 125 | Arlington West |
| Soap Lake | Soap Lake | Grant | 1106 | Soap Lake |
| South Aberdeen | South Aberdeen | Grays Harbor | 10 | Aberdeen |
| South Bay | South Bay | Thurston | 167 | Lacey |
| South Beach | South Beach | Whatcom | 36 | Point Roberts |
| South Beach | South Beach | Kitsap | 26 | Bremerton East |
| South Bellingham | South Bellingham | Whatcom | 118 | Bellingham South |
| South Colby | South Colby | Kitsap | 49 | Bremerton East |
| South Park | South Park | King | 23 | Seattle South |
| South Seattle | South Seattle | King | 285 | Seattle South |
| South Tacoma | South Tacoma | Pierce | 259 | Tacoma South |
| Southern Heights | Southern Heights | King | 331 | Des Moines |
| Southworth | Southworth | Kitsap | 75 | Bremerton East |
| Spanaway | Spanaway | Pierce | 374 | Spanaway |
| Spangle | Spangle | Spokane | 2444 | Spangle West |
| Spee-Bi-Dah | Spee-Bi-Dah | Snohomish | 59 | Tulalip |
| Spokane | Spokane | Spokane | 1877 | Spokane NW |
| Spring Beach | Spring Beach | King | 49 | Gig Harbor |
| Stanwood | Stanwood | Snohomish | 0 | Stanwood |
| Star Lake | Star Lake | King | 381 | Poverty Bay |
| Lake Stevens | Lake Stevens | Snohomish | 217 | Lake Stevens |
| Stuck | Stuck | King | 105 | Auburn |
| Sumas | Sumas | Whatcom | 43 | Sumas OE N |
| Sumner | Sumner | Pierce | 75 | Sumner |
| Sunlight Beach | Sunlight Beach | Island | 7 | Maxwelton |
| Sunny Shores | Sunny Shores | Snohomish | 98 | Tulalip |
| Sunnydale | Sunnydale | King | 249 | Des Moines |
| Sunnyslope | Sunnyslope | Kitsap | 459 | Bremerton West |
| Sunset Beach | Sunset Beach | Pierce | 7 | Steilacoom |
| Sunset Beach | Sunset Beach | Grays Harbor | 115 | Moclips |
| Sunset Hill | Sunset Hill | King | 174 | Shilshole Bay |
| Tacoma | Tacoma | Pierce | 249 | Tacoma North |
| Tenino | Tenino | Thurston | 285 | Bucoda |
| The Highlands | The Highlands | King | 449 | Seattle North |
| Thomas | Thomas | King | 46 | Auburn |
| Thompson Place | Thompson Place | Thurston | 220 | Lacey |
| Thrashers Corner | Thrashers Corner | Snohomish | 144 | Bothell |
| Tietonview Grange | Tietonview Grange | Yakima | 1562 | Wiley City |
| Tillicum | Tillicum | Pierce | 276 | Fort Lewis |
| Tokeland | Tokeland | Pacific | 13 | Bay Center |
| Toledo | Toledo | Lewis | 121 | Toledo |
| Toppenish | Toppenish | Yakima | 758 | Toppenish |
| Tracyton | Tracyton | Kitsap | 92 | Bremerton West |
| Trentwood | Trentwood | Spokane | 2028 | Greenacres |
| Tulalip | Tulalip | Snohomish | 98 | Tulalip |
| Tulare Beach | Tulare Beach | Snohomish | 26 | Tulalip |
| Tumwater | Tumwater | Thurston | 174 | Tumwater |
| Turner Corner | Turner Corner | Snohomish | 253 | Bothell |
| Tyee Beach | Tyee Beach | Island | 10 | Langley |
| Tyler | Tyler | Spokane | 2293 | Tyler |
| Underwood | Underwood | Skamania | 128 | Hood River |
| Underwood Heights | Underwood Heights | Skamania | 440 | Hood River |
| Union Gap | Union Gap | Yakima | 984 | Yakima East |
| University | University | King | 266 | Seattle North |
| University Place | University Place | Pierce | 200 | Steilacoom |
| Utsalady | Utsalady | Island | 39 | Utsalady |
| Vader | Vader | Lewis | 161 | Winlock |
| Valleyford | Valleyford | Spokane | 2487 | Freeman |
| Vancouver Junction | Vancouver Junction | Clark | 43 | Vancouver |
| Vashon | Vashon | King | 381 | Vashon |
| Vaughn | Vaughn | Pierce | 39 | Vaughn |
| Venice | Venice | Kitsap | 115 | Suquamish |
| Veradale | Veradale | Spokane | 2021 | Greenacres |
| View Ridge | View Ridge | King | 351 | Seattle North |
| Vinland | Vinland | Kitsap | 138 | Lofall |
| Virginia | Virginia | Kitsap | 43 | Poulsbo |
| Vision Acres | Vision Acres | Cowlitz | 89 | Kalama |
| Wahkiacus | Wahkiacus | Klickitat | 535 | Wahkiacus |
| Waitsburg | Waitsburg | Walla Walla | 1263 | Waitsburg |
| Walla Walla | Walla Walla | Walla Walla | 942 | Walla Walla |
| Wallingford | Wallingford | King | 121 | Seattle North |
| Wallula | Wallula | Walla Walla | 427 | Wallula |
| Walnut Grove | Walnut Grove | Clark | 272 | Orchards |
| Wanapum Village | Wanapum Village | Grant | 535 | Beverly |
| Wapato | Wapato | Yakima | 856 | Wapato |
| Warden | Warden | Grant | 1302 | Warden |
| Warm Beach | Warm Beach | Snohomish | 59 | Stanwood |
| Washougal | Washougal | Clark | 75 | Washougal |
| Waterman | Waterman | Kitsap | 7 | Bremerton East |
| Waterman Point | Waterman Point | Kitsap | 7 | Bremerton East |
| Wautauga Beach | Wautauga Beach | Kitsap | 13 | Bremerton East |
| Waverly | Waverly | Spokane | 2388 | Latah |
| Wedgwood | Wedgwood | King | 348 | Seattle North |
| Wellpinit | Wellpinit | Stevens | 2411 | Wellpinit |
| West Beach | West Beach | San Juan | 26 | Eastsound |
| West Blakely | West Blakely | Kitsap | 43 | Bremerton East |
| Duwamish | Duwamish | King | 13 | Seattle South |
| West Highlands | West Highlands | Benton | 512 | Kennewick |
| West Kelso | West Kelso | Cowlitz | 23 | Kelso |
| West Park | West Park | Kitsap | 164 | Bremerton West |
| West Richland | West Richland | Benton | 417 | Richland |
| West Seattle | West Seattle | King | 384 | Duwamish Head |
| West Sound | West Sound | San Juan | 36 | Eastsound |
| West Spokane | West Spokane | Spokane | 1785 | Spokane NW |
| Westhaven | Westhaven | Grays Harbor | 13 | Westport |
| Westlake | Westlake | Grant | 1063 | Moses Lake South |
| White | White | King | 92 | Redmond |
| White Center | White Center | King | 381 | Seattle South |
| White Salmon | White Salmon | Klickitat | 620 | White Salmon |
| Whitstran | Whitstran | Benton | 679 | Whitstran |
| Whittier Heights | Whittier Heights | King | 344 | Seattle North |
| Wiley City | Wiley City | Yakima | 1322 | Wiley City |
| Wilson Creek | Wilson Creek | Grant | 1280 | Wilson Creek |
| Bainbridge Island | Bainbridge Island | Kitsap | 89 | Suquamish |
| Withrow | Withrow | Douglas | 2526 | Withrow |
| Woodland | Woodland | Cowlitz | 30 | Woodland |
| Woodmont Beach | Woodmont Beach | King | 295 | Poverty Bay |
| Woodway | Woodway | Snohomish | 223 | Edmonds West |
| Yelm | Yelm | Thurston | 344 | McKenna |
| Yeomalt | Yeomalt | Kitsap | 39 | Shilshole Bay |
| Yesler Terrace | Yesler Terrace | King | 194 | Seattle South |
| Yokeko Point | Yokeko Point | Skagit | 82 | Anacortes South |
| Zenith | Zenith | King | 151 | Des Moines |
| Zillah | Zillah | Yakima | 817 | Toppenish |
| Pilchuck | Pilchuck | Snohomish | 141 | McMurray |
| Serene | Serene | Snohomish | 545 | Edmonds East |
| Tsoo-Yess | Tsoo-Yess | Clallam | 10 | Makah Bay |
| Schneiders Prairie | Schneiders Prairie | Thurston | 167 | Summit Lake |
| Saint John | Saint John | Clark | 276 | Orchards |
| Sandy Bend | Sandy Bend | Cowlitz | 171 | Kelso |
| Sunrise Beach | Sunrise Beach | Thurston | 30 | Tumwater |
| Sunset Beach | Sunset Beach | Thurston | 39 | Tumwater |
| Valley View Tracts | Valley View Tracts | Cowlitz | 430 | Kelso |
| Waatch | Waatch | Clallam | 20 | Makah Bay |
| West Pioneer | West Pioneer | Clark | 282 | Ridgefield |
| Wilderness | Wilderness | King | 463 | Maple Valley |
| Alki | Alki | King | 30 | Duwamish Head |
| Atkinson | Atkinson | King | 554 | Maple Valley |
| Beverly Acres | Beverly Acres | Snohomish | 423 | Edmonds East |
| Burton Homes | Burton Homes | Clark | 213 | Orchards |
| Echo Lake | Echo Lake | King | 400 | Edmonds East |
| Evergreen Terrace | Evergreen Terrace | Cowlitz | 118 | Kelso |
| Ericson View Tracts | Ericson View Tracts | Skamania | 1270 | Hood River |
| English | English | Snohomish | 125 | Arlington West |
| Gravelly Beach | Gravelly Beach | Thurston | 69 | Tumwater |
| Mirror Lake | Mirror Lake | King | 354 | Poverty Bay |
| Manette | Manette | Kitsap | 112 | Bremerton East |
| Four Corners | Four Corners | Thurston | 364 | McKenna |
| Baird (historical) | Baird (historical) | Douglas | 2385 | Park Lake |
| Fairview | Fairview | Douglas | 2277 | Piersol Hills |
| Jameson (historical) | Jameson (historical) | Douglas | 2251 | Jameson Lake West |
| Laidlow | Laidlow | Grays Harbor | 20 | Grayland |
| Matthiesen (historical) | Matthiesen (historical) | Douglas | 2274 | Mansfield |
| Nisson | Nisson | Grays Harbor | 125 | Aberdeen Gardens |
| Saint Hubert (historical) | Saint Hubert (historical) | Douglas | 2493 | Jameson Lake SW |
| American Lake Garden Tract | American Lake Garden Tract | Pierce | 276 | Fort Lewis |
| Bayview | Bayview | Pierce | 138 | Gig Harbor |
| Belmont | Belmont | Whitman | 2510 | Garfield |
| Canby | Canby | Lincoln | 2221 | Sprague Lake NE |
| Cavalero Corner | Cavalero Corner | Snohomish | 98 | Everett |
| Cohassett | Cohassett | Grays Harbor | 20 | Grayland |
| Crown Point Vista | Crown Point Vista | Douglas | 1598 | Grand Coulee Dam |
| Davis Terrace | Davis Terrace | Cowlitz | 79 | Kelso |
| Eastsound | Eastsound | San Juan | 49 | Eastsound |
| Eden | Eden | Whitman | 2529 | Garfield |
| Fobes Hill | Fobes Hill | Snohomish | 203 | Snohomish |
| Good Hope | Good Hope | Clark | 256 | Battle Ground |
| Hillside Siding | Hillside Siding | Kittitas | 1440 | Pomona |
| Lakebay | Lakebay | Pierce | 43 | Vaughn |
| Lona Beach | Lona Beach | Island | 0 | Juniper Beach |
| Loyal Heights | Loyal Heights | King | 302 | Shilshole Bay |
| Madrona | Madrona | King | 285 | Seattle South |
| Maple Grove Beach | Maple Grove Beach | Island | 0 | Crescent Harbor |
| Minter | Minter | Pierce | 85 | Fox Island |
| Moab | Moab | Spokane | 2087 | Liberty Lake |
| Nisqually | Nisqually | Thurston | 26 | Nisqually |
| Norwood Village | Norwood Village | King | 269 | Mercer Island |
| Rahm | Rahm | Spokane | 2428 | Latah |
| Roosevelt | Roosevelt | Klickitat | 364 | Arlington |
| Saint Urban | Saint Urban | Lewis | 466 | Napavine |
| San de Fuca | San de Fuca | Island | 26 | Coupeville |
| Sixprong | Sixprong | Klickitat | 823 | Heppner Junction |
| Sunny Shore Acres | Sunny Shore Acres | Island | 16 | Langley |
| Titlow | Titlow | Pierce | 20 | Steilacoom |
| Tompkins | Tompkins | Walla Walla | 1411 | Pleasant View |
| Union Mill | Union Mill | Thurston | 184 | Lacey |
| Warner | Warner | Whitman | 2457 | Oakesdale |
| Whitmarsh Junction | Whitmarsh Junction | Skagit | 13 | Anacortes South |
| Willapa | Willapa | Pacific | 26 | Raymond |
| Northgate | Northgate | King | 344 | Seattle North |
| East Raymond | East Raymond | Pacific | 62 | Raymond |
| Adkins | Adkins | Walla Walla | 1014 | Page |
| Berryman | Berryman | Walla Walla | 984 | Hadley |
| Hatch | Hatch | Walla Walla | 1043 | Page |
| Lamar | Lamar | Walla Walla | 873 | Eureka |
| Le Grow | Le Grow | Walla Walla | 653 | Slater |
| Levey | Levey | Franklin | 456 | Levey |
| Pasco | Pasco | Franklin | 387 | Pasco |
| Port of Kennewick | Port of Kennewick | Benton | 344 | Pasco |
| Redd | Redd | Franklin | 505 | Levey |
| Richland | Richland | Benton | 384 | Richland |
| Zangar Junction | Zangar Junction | Walla Walla | 404 | Zangar Junction |
| Richland Y | Richland Y | Benton | 381 | Kennewick |
| Caples | Caples | Cowlitz | 20 | Deer Island |
| DuPont | DuPont | Pierce | 249 | Nisqually |
| Lichty | Lichty | Yakima | 725 | Grandview |
| Nugents Corner | Nugents Corner | Whatcom | 161 | Lawrence |
| Dayton | Dayton | Clark | 305 | Ariel |
| Hall | Hall | Clark | 676 | Ariel |
| Cedarville | Cedarville | Clark | 381 | Ariel |
| Thomas | Thomas | Walla Walla | 1814 | Buroker |
| Delridge | Delridge | King | 194 | Seattle South |
| Alabama Hill | Alabama Hill | Whatcom | 213 | Bellingham North |
| Bel-Aire | Bel-Aire | Grays Harbor | 341 | Aberdeen |
| Broadway Heights | Broadway Heights | Grays Harbor | 272 | Aberdeen |
| Battle Ground West | Battle Ground West | Clark | 292 | Battle Ground |
| Birchwood | Birchwood | Whatcom | 82 | Ferndale |
| Cedar View | Cedar View | Pierce | 627 | Sumner |
| Country Lane | Country Lane | Kitsap | 246 | Bremerton West |
| Conifer Park | Conifer Park | Kitsap | 381 | Bremerton East |
| Firdale | Firdale | Snohomish | 433 | Edmonds East |
| Fairhaven | Fairhaven | Whatcom | 30 | Eliza Island |
| Forest Ridge | Forest Ridge | Whatcom | 407 | Bellingham North |
| Herbig Heights | Herbig Heights | Grays Harbor | 312 | Aberdeen |
| Huckle Ridge | Huckle Ridge | Kitsap | 92 | Poulsbo |
| Kariotis | Kariotis | Kitsap | 400 | Suquamish |
| Lakeway | Lakeway | Whatcom | 354 | Bellingham South |
| North Aberdeen | North Aberdeen | Grays Harbor | 10 | Aberdeen |
| One Hundred One Pines | One Hundred One Pines | King | 554 | Black Diamond |
| Casino Corner | Casino Corner | Snohomish | 551 | Everett |
| Pilgrim Heights | Pilgrim Heights | Grays Harbor | 43 | Aberdeen |
| Parkwood East | Parkwood East | Kitsap | 249 | Poulsbo |
| Parkview | Parkview | Whatcom | 108 | Bellingham North |
| Ponderosa Estates | Ponderosa Estates | Pierce | 636 | Sumner |
| Jackson Park | Jackson Park | Kitsap | 135 | Bremerton West |
| Sherman Heights | Sherman Heights | Kitsap | 180 | Bremerton West |
| Sunset Terrace | Sunset Terrace | Island | 207 | Coupeville |
| Sunset Farm | Sunset Farm | Kitsap | 194 | Poulsbo |
| Everett Junction | Everett Junction | Snohomish | 223 | Everett |
| Eldorado Hills | Eldorado Hills | Kitsap | 322 | Bremerton West |
| Eastwood | Eastwood | Kitsap | 367 | Bremerton West |
| Sudden Valley | Sudden Valley | Whatcom | 679 | Lake Whatcom |
| Captains Choice | Captains Choice | Island | 75 | Coupeville |
| Dean Manor | Dean Manor | Island | 112 | Coupeville |
| Roosevelt | Roosevelt | Whatcom | 66 | Bellingham North |
| Rhododendron Park | Rhododendron Park | Pierce | 636 | Sumner |
| Treemont | Treemont | Kitsap | 377 | Suquamish |
| Trikkala | Trikkala | Kitsap | 384 | Suquamish |
| Totem Park | Totem Park | Snohomish | 128 | Arlington West |
| Vineland | Vineland | Asotin | 902 | Clarkston |
| Warden Hutterian Brethren | Warden Hutterian Brethren | Adams | 1371 | Weber |
| Johansons Corner | Johansons Corner | Kitsap | 223 | Poulsbo |
| Bemis | Bemis | Adams | 1673 | Ralston |
| Theon (historical) | Theon (historical) | Asotin | 3222 | Weissenfels Ridge |
| Hanson Ferry | Hanson Ferry | Asotin | 1601 | Mountain View |
| Dixie Crossing | Dixie Crossing | Walla Walla | 653 | College Place |
| Unfried (historical) | Unfried (historical) | Garfield | 1627 | Stember Creek |
| Sobey | Sobey | Snohomish | 262 | Lake Stevens |
| Zindel (historical) | Zindel (historical) | Asotin | 2979 | Limekiln Rapids |
| Mentor | Mentor | Garfield | 2306 | Alpowa Ridge |
| Islandale | Islandale | San Juan | 98 | Lopez Pass |
| Washington Colony (historical) | Washington Colony (historical) | Whatcom | 23 | Bellingham North |
| Kumtux | Kumtux | Clark | 312 | Battle Ground |
| Burton | Burton | Clark | 236 | Orchards |
| Classet | Classet | Clallam | 440 | Cape Flattery |
| Monticello (historical) | Monticello (historical) | Cowlitz | 23 | Kelso |
| Pioneer | Pioneer | Clark | 295 | Ridgefield |
| Detroit (historical) | Detroit (historical) | Mason | 20 | Vaughn |
| Kinneyville (historical) | Kinneyville (historical) | Benton | 679 | Prosser |
| Craige | Craige | Asotin | 3278 | Weissenfels Ridge |
| Horse Heaven | Horse Heaven | Benton | 1188 | Whitstran SE |
| Longview (historical) | Longview (historical) | Benton | 302 | Irrigon |
| Fletcher | Fletcher | Adams | 1683 | Washtucna North |
| Lake Bay | Lake Bay | Pierce | 33 | Fox Island |
| Cebalop (historical) | Cebalop (historical) | Pierce | 236 | Tacoma North |
| Castlenook (historical) | Castlenook (historical) | Pierce | 3 | Fox Island |
| New Utsaladdy | New Utsaladdy | Island | 256 | Juniper Beach |
| Orchard Prairie | Orchard Prairie | Spokane | 2369 | Spokane NE |
| Greenwood | Greenwood | Grays Harbor | 46 | Malone |
| Malone | Malone | Grays Harbor | 56 | Malone |
| Day City (historical) | Day City (historical) | King | 79 | Bothell |
| Tahoma | Tahoma | King | 512 | Maple Valley |
| Vermontville (historical) | Vermontville (historical) | King | 20 | Vashon |
| Hongking (historical) | Hongking (historical) | King | 0 | Tacoma North |
| Latona (historical) | Latona (historical) | King | 30 | Seattle North |
| Woodruff | Woodruff | Snohomish | 33 | Maltby |
| Grange City (historical) | Grange City (historical) | Columbia | 554 | Starbuck West |
| Hazelmere (historical) | Hazelmere (historical) | Ferry | 1522 | Miller Mountain |
| Bush | Bush | Thurston | 184 | Maytown |
| Oceanview | Oceanview | Pacific | 16 | Cape Disappointment |
| Beach | Beach | Whatcom | 23 | Lummi Island |
| Hillman City (historical) | Hillman City (historical) | King | 30 | Seattle South |
| Loomis | Loomis | Pacific | 23 | Ocean Park |
| Hazard | Hazard | Spokane | 2142 | Clayton |
| Silver Lake | Silver Lake | Spokane | 2382 | Medical Lake |
| Port Arthur (historical) | Port Arthur (historical) | Island | 43 | Coupeville |
| Enterprise | Enterprise | Stevens | 1818 | Hunters |
| Blackrock (historical) | Blackrock (historical) | Yakima | 1670 | Cairn Hope Peak |
| Artesian | Artesian | Yakima | 1112 | Elephant Mountain |
| Wesley Junction | Wesley Junction | Yakima | 787 | Toppenish |
| Pacific City (historical) | Pacific City (historical) | Pacific | 20 | Cape Disappointment |
| Belfast | Belfast | Skagit | 66 | Alger |
| Seahaven (historical) | Seahaven (historical) | Pacific | 10 | South Bend |
| Delta | Delta | Whatcom | 125 | Bertrand Creek |
| Venice | Venice | Pacific | 0 | Bay Center |
| Deer Trail | Deer Trail | Stevens | 3911 | Adams Mountain |
| Mays (historical) | Mays (historical) | Lewis | 243 | Rainbow Falls |
| Fayette | Fayette | Lewis | 213 | Adna |
| Crego (historical) | Crego (historical) | Lewis | 659 | Curtis |
| Waiilatpo (historical) | Waiilatpo (historical) | Walla Walla | 623 | College Place |
| Lakedale | Lakedale | San Juan | 239 | Friday Harbor |
| Mason City (historical) | Mason City (historical) | Okanogan | 1293 | Grand Coulee Dam |
| Marshville (historical) | Marshville (historical) | Thurston | 82 | Tumwater |
| Sheridan | Sheridan | Kitsap | 187 | Bremerton West |
| Reynolds (historical) | Reynolds (historical) | Lewis | 541 | Pe Ell |
| McIntosh | McIntosh | Thurston | 354 | Bucoda |
| Stringtown | Stringtown | Spokane | 2828 | Tekoa Mountain |
| Edgewater (historical) | Edgewater (historical) | King | 151 | Seattle North |
| Ross (historical) | Ross (historical) | King | 108 | Seattle North |
| Seaport (historical) | Seaport (historical) | Pacific | 0 | Nemah |
| Acme | Acme | Whatcom | 305 | Acme |
| Addy | Addy | Stevens | 1640 | Addy |
| Aeneas | Aeneas | Okanogan | 2454 | Aeneas |
| Agate | Agate | Mason | 121 | Shelton |
| Agnew | Agnew | Clallam | 164 | Carlsborg |
| Ajlune | Ajlune | Lewis | 830 | Mossyrock |
| Alta Vista | Alta Vista | Lewis | 1358 | Winters Mountain |
| Aladdin | Aladdin | Stevens | 2369 | Aladdin |
| Alder | Alder | Pierce | 1234 | Eatonville |
| Allyn | Allyn | Mason | 26 | Belfair |
| Alpha | Alpha | Lewis | 728 | Mayfield Lake |
| Amanda Park | Amanda Park | Grays Harbor | 190 | Lake Quinault West |
| Amboy | Amboy | Clark | 410 | Amboy |
| Anacortes Crossing | Anacortes Crossing | Whatcom | 6840 | Shull Mountain |
| Andron | Andron | Snohomish | 541 | Darrington |
| Anglin | Anglin | Okanogan | 2119 | Barker Mountain |
| Appleton | Appleton | Klickitat | 2320 | Appleton |
| Appleyard | Appleyard | Chelan | 787 | Wenatchee |
| Arden | Arden | Stevens | 1604 | Arden |
| Ardenvoir | Ardenvoir | Chelan | 1273 | Ardenvoir |
| Arlington | Arlington | Snohomish | 115 | Arlington West |
| Arlington Heights | Arlington Heights | Snohomish | 308 | Arlington East |
| Ashford | Ashford | Pierce | 1772 | Ashford |
| Avon | Avon | Skagit | 26 | La Conner |
| Azwell | Azwell | Chelan | 781 | Azwell |
| B Z Corner | B Z Corner | Klickitat | 666 | Penny Ridge |
| Bagley Junction | Bagley Junction | King | 909 | North Bend |
| Balford | Balford | Whatcom | 476 | Kendall |
| Bandera | Bandera | King | 2100 | Bandera |
| Barco | Barco | Snohomish | 472 | Fortson |
| Baring | Baring | King | 774 | Baring |
| Barker | Barker | Okanogan | 876 | Keystone |
| Barneston | Barneston | King | 797 | North Bend |
| Barron | Barron | Whatcom | 5220 | Pasayten Peak |
| Barstow | Barstow | Ferry | 1411 | Orient |
| Bay View | Bay View | Skagit | 16 | La Conner |
| Bayne | Bayne | King | 879 | Cumberland |
| Bayne Junction | Bayne Junction | King | 889 | Cumberland |
| Bayshore | Bayshore | Mason | 23 | Shelton |
| Bear | Bear | Stevens | 1886 | Marcus |
| Bedal | Bedal | Snohomish | 1260 | Bedal |
| Beebe | Beebe | Douglas | 827 | Chelan Falls |
| Bees Mill | Bees Mill | Jefferson | 62 | Quilcene |
| Belfair | Belfair | Mason | 49 | Belfair |
| Berne | Berne | Chelan | 2844 | Mount Howard |
| Berry Patch | Berry Patch | Lewis | 4652 | Hamilton Buttes |
| Bingville | Bingville | Stevens | 2579 | Cliff Ridge |
| Birch | Birch | King | 728 | Enumclaw |
| Birdsview | Birdsview | Skagit | 154 | Grandy Lake |
| Black Diamond | Black Diamond | King | 653 | Black Diamond |
| Blanchard | Blanchard | Skagit | 10 | Bow |
| Bluecreek | Bluecreek | Stevens | 1631 | Addy |
| Blueslide | Blueslide | Pend Oreille | 2060 | Ruby |
| Blyn | Blyn | Clallam | 10 | Sequim |
| Bodie | Bodie | Okanogan | 2592 | Bodie |
| Boise | Boise | King | 725 | Buckley |
| Bossburg | Bossburg | Stevens | 1519 | Bossburg |
| Bow | Bow | Skagit | 13 | Bow |
| Boyds | Boyds | Ferry | 1352 | Boyds |
| Bremer | Bremer | Lewis | 702 | Mossyrock |
| Brewster | Brewster | Okanogan | 804 | Brewster |
| Brinnon | Brinnon | Jefferson | 39 | Brinnon |
| Bristol | Bristol | Kittitas | 1798 | Teanaway |
| Buckley | Buckley | Pierce | 725 | Buckley |
| Burnett | Burnett | Pierce | 696 | Buckley |
| Cabin Creek | Cabin Creek | Kittitas | 2241 | Easton |
| Calispell | Calispell | Pend Oreille | 2054 | Cusick |
| Camp Discovery | Camp Discovery | Jefferson | 36 | Quilcene |
| Carbonado | Carbonado | Pierce | 1184 | Wilkeson |
| Carlisle | Carlisle | Grays Harbor | 82 | Carlisle |
| Carlisle East | Carlisle East | Grays Harbor | 89 | Carlisle |
| Carlisle West | Carlisle West | Grays Harbor | 92 | Carlisle |
| Carlsborg | Carlsborg | Clallam | 177 | Carlsborg |
| Carlson | Carlson | Lewis | 1512 | Mineral |
| Carlton | Carlton | Okanogan | 1414 | Methow |
| Cascade Junction | Cascade Junction | Pierce | 486 | Buckley |
| Cashmere | Cashmere | Chelan | 791 | Cashmere |
| Cedar Crossing | Cedar Crossing | Whatcom | 2664 | Azurite Peak |
| Cedar Falls | Cedar Falls | King | 942 | North Bend |
| Chelan Falls | Chelan Falls | Chelan | 751 | Chelan Falls |
| Chelatchie | Chelatchie | Clark | 509 | Amboy |
| Cherokee | Cherokee | Okanogan | 863 | The Pothole |
| Chesaw | Chesaw | Okanogan | 2913 | Chesaw |
| Chewelah | Chewelah | Stevens | 1667 | Chewelah |
| Chillowist | Chillowist | Okanogan | 853 | Malott |
| Chimacum | Chimacum | Jefferson | 125 | Port Townsend South |
| Chiwaukum | Chiwaukum | Chelan | 1841 | Winton |
| Chopaka | Chopaka | Okanogan | 1178 | Nighthawk |
| Chumstick | Chumstick | Chelan | 1594 | Winton |
| Cicero | Cicero | Snohomish | 128 | Stimson Hill |
| Cinebar | Cinebar | Lewis | 909 | Mayfield Lake |
| Cispus | Cispus | Lewis | 1142 | Cowlitz Falls |
| Clallam Bay | Clallam Bay | Clallam | 16 | Clallam Bay |
| Clay City | Clay City | Pierce | 656 | Tanwax Lake |
| Cle Elum | Cle Elum | Kittitas | 1909 | Cle Elum |
| Clearwater | Clearwater | Jefferson | 69 | Queets |
| Cliffdell | Cliffdell | Yakima | 2487 | Cliffdell |
| Clipper | Clipper | Whatcom | 256 | Deming |
| Coles Corner | Coles Corner | Chelan | 1995 | Plain |
| Columbia | Columbia | Whatcom | 554 | Kendall |
| Colville | Colville | Stevens | 1611 | Colville |
| Comar | Comar | Whatcom | 282 | Acme |
| Conconully | Conconully | Okanogan | 2303 | Conconully East |
| Concrete | Concrete | Skagit | 253 | Lake Shannon |
| Cordell | Cordell | Okanogan | 909 | Ellisforde |
| Corkindale | Corkindale | Skagit | 299 | Marblemount |
| Cougar | Cougar | Cowlitz | 512 | Cougar |
| Cougar Valley | Cougar Valley | Yakima | 5315 | Raven Roost |
| Coville | Coville | Clallam | 207 | Joyce |
| Coyle | Coyle | Jefferson | 141 | Seabeck |
| Cozy Nook | Cozy Nook | Stevens | 2300 | Chewelah |
| Crane | Crane | Clallam | 217 | Morse Creek |
| Crawford | Crawford | Clark | 479 | Yacolt |
| Crescent | Crescent | Clallam | 607 | Lake Crescent |
| Creswell Heights | Creswell Heights | Clark | 1247 | Larch Mountain |
| Crosby | Crosby | Kitsap | 453 | Wildcat Lake |
| Cumberland | Cumberland | King | 850 | Cumberland |
| Curlew | Curlew | Ferry | 1801 | Curlew |
| Cusick | Cusick | Pend Oreille | 2054 | Cusick |
| Dabob | Dabob | Jefferson | 49 | Quilcene |
| Daisy | Daisy | Stevens | 1335 | Inchelium |
| Danville | Danville | Ferry | 1745 | Curlew |
| Darrington | Darrington | Snohomish | 554 | Darrington |
| Day Creek | Day Creek | Skagit | 108 | Haystack Mountain |
| Dayton | Dayton | Mason | 253 | Shelton Valley |
| Deckerville | Deckerville | Mason | 377 | Matlock |
| Deer Valley | Deer Valley | Pend Oreille | 2293 | Sacheen Lake |
| Delkena | Delkena | Pend Oreille | 2073 | Diamond Lake |
| Deming | Deming | Whatcom | 207 | Deming |
| Denny Creek | Denny Creek | King | 2205 | Snoqualmie Pass |
| Dewatto | Dewatto | Mason | 3 | Lilliwaup |
| Diablo | Diablo | Whatcom | 896 | Diablo Dam |
| Diamond City | Diamond City | Pend Oreille | 2612 | Ruby |
| Diamond Lake | Diamond Lake | Pend Oreille | 2365 | Camden |
| Disautel | Disautel | Okanogan | 2487 | Disautel |
| Discovery Junction | Discovery Junction | Jefferson | 16 | Center |
| Disque | Disque | Clallam | 377 | Disque |
| Dole | Dole | Clark | 938 | Dole |
| Doran | Doran | Whatcom | 299 | Acme |
| Douglas | Douglas | Douglas | 2379 | Douglas |
| Dryden | Dryden | Chelan | 968 | Peshastin |
| Duckabush | Duckabush | Jefferson | 10 | Brinnon |
| Dulwich | Dulwich | Ferry | 1430 | Orient |
| Durham | Durham | King | 942 | Cumberland |
| Dutch Settlement | Dutch Settlement | Kittitas | 3907 | Mission Peak |
| Dyer | Dyer | Douglas | 2733 | Wells Dam |
| Eaglemount | Eaglemount | Jefferson | 538 | Center |
| East Quilcene | East Quilcene | Jefferson | 30 | Quilcene |
| East Wenatchee | East Wenatchee | Douglas | 682 | Wenatchee |
| Easton | Easton | Kittitas | 2172 | Easton |
| Eatonville | Eatonville | Pierce | 804 | Eatonville |
| Eatonville Junction | Eatonville Junction | Pierce | 810 | Tanwax Lake |
| Echo | Echo | Stevens | 1886 | Echo Valley |
| Edison | Edison | Skagit | 10 | Bow |
| Edison Station | Edison Station | Skagit | 10 | Bow |
| Elbe | Elbe | Pierce | 1214 | Elbe |
| Eldon | Eldon | Mason | 36 | Eldon |
| Electron | Electron | Pierce | 584 | Lake Kapowsin |
| Elk | Elk | Spokane | 1844 | Elk |
| Ellensburg | Ellensburg | Kittitas | 1535 | Ellensburg South |
| Ellisville | Ellisville | King | 433 | Snoqualmie |
| Elwha | Elwha | Clallam | 430 | Elwha |
| Enterprise | Enterprise | Okanogan | 1371 | Enterprise |
| Entiat | Entiat | Chelan | 771 | Entiat |
| Enumclaw | Enumclaw | King | 761 | Enumclaw |
| Ernies Grove | Ernies Grove | King | 463 | Mount Si |
| Ethel | Ethel | Lewis | 472 | Onalaska |
| Evans | Evans | Stevens | 1319 | Marcus |
| Fairfax | Fairfax | Pierce | 1368 | Wilkeson |
| Fairmont | Fairmont | Jefferson | 33 | Center |
| Fairview | Fairview | Stevens | 2152 | Chewelah |
| Fern Prairie | Fern Prairie | Clark | 459 | Lacamas Creek |
| Forest Beach | Forest Beach | Mason | 3 | Lake Wooten |
| Forest Glade | Forest Glade | Snohomish | 322 | Lake Roesiger |
| Forks | Forks | Clallam | 305 | Forks |
| Fort Canby | Fort Canby | Pacific | 16 | Cape Disappointment |
| Fortson | Fortson | Snohomish | 472 | Fortson |
| Four Corners | Four Corners | Jefferson | 131 | Port Townsend South |
| Fredonia | Fredonia | Skagit | 13 | La Conner |
| Frisken Wye | Frisken Wye | Mason | 390 | Matlock |
| Frontier | Frontier | Stevens | 2195 | Northport |
| Furport | Furport | Pend Oreille | 2080 | Diamond Lake |
| Galena | Galena | Snohomish | 1079 | Monte Cristo |
| Garcia | Garcia | King | 1634 | Bandera |
| Gardiner | Gardiner | Jefferson | 210 | Gardiner |
| Georgetown | Georgetown | King | 623 | Cumberland |
| Gifford | Gifford | Stevens | 1371 | Inchelium |
| Gilbert | Gilbert | Okanogan | 3537 | Gilbert |
| Gilmer | Gilmer | Klickitat | 1365 | Husum |
| Glacier | Glacier | Whatcom | 906 | Glacier |
| Glen Cove | Glen Cove | Jefferson | 23 | Port Townsend South |
| Glenoma | Glenoma | Lewis | 820 | Glenoma |
| Glenwood | Glenwood | Klickitat | 1900 | Glenwood |
| Gold Bar | Gold Bar | Snohomish | 207 | Gold Bar |
| Goldfield Mill | Goldfield Mill | Stevens | 2162 | Spirit |
| Goldstake | Goldstake | Ferry | 1509 | Laurier |
| Goose Prairie | Goose Prairie | Yakima | 3248 | Goose Prairie |
| Gooseneck | Gooseneck | Klickitat | 1591 | Stacker Butte |
| Granite Falls | Granite Falls | Snohomish | 407 | Granite Falls |
| Grassmere | Grassmere | Skagit | 203 | Grandy Lake |
| Grays Landing | Grays Landing | Spokane | 1923 | Elk |
| Greens Landing | Greens Landing | Chelan | 1204 | Manson |
| Greenwater | Greenwater | Pierce | 1703 | Greenwater |
| Greenwood | Greenwood | Stevens | 1614 | Kettle Falls |
| Grisdale | Grisdale | Grays Harbor | 840 | Grisdale |
| Grotto | Grotto | King | 889 | Grotto |
| Guler | Guler | Klickitat | 1952 | Guler Mountain |
| Port Hadlock | Port Hadlock | Jefferson | 131 | Port Townsend South |
| Halford | Halford | Snohomish | 751 | Index |
| Halterman | Halterman | Snohomish | 253 | Oso |
| Hamilton | Hamilton | Skagit | 98 | Hamilton |
| Hamilton Junction | Hamilton Junction | Skagit | 95 | Lyman |
| Happy Valley | Happy Valley | Clallam | 564 | Sequim |
| Harman Heights | Harman Heights | King | 718 | North Bend |
| Harmony | Harmony | Lewis | 718 | Mossyrock |
| Harmony Falls Landing (historical) | Harmony Falls Landing (historical) | Skamania | 3412 | Spirit Lake West |
| Harter | Harter | Ferry | 1322 | Marcus |
| Havillah | Havillah | Okanogan | 3507 | Havillah |
| Hazel | Hazel | Snohomish | 295 | Mount Higgins |
| Heisson | Heisson | Clark | 440 | Yacolt |
| Harrington Place | Harrington Place | Cowlitz | 1283 | Elk Mountain |
| High Point | High Point | King | 499 | Fall City |
| High Rock | High Rock | Snohomish | 59 | Monroe |
| Hintzville | Hintzville | Kitsap | 479 | Holly |
| Hite Center | Hite Center | Kitsap | 423 | Wildcat Lake |
| Hobart | Hobart | King | 568 | Hobart |
| Hockinson | Hockinson | Clark | 305 | Lacamas Creek |
| Holden (historical) | Holden (historical) | Chelan | 3228 | Holden |
| Holly | Holly | Kitsap | 36 | Holly |
| Hollywood Beach | Hollywood Beach | Chelan | 1161 | Manson |
| Hoodsport | Hoodsport | Mason | 3 | Hoodsport |
| Horlick | Horlick | Kittitas | 1768 | Teanaway |
| Howard | Howard | Douglas | 2805 | Wells Dam |
| Humphrey | Humphrey | King | 1207 | Greenwater |
| Humptulips | Humptulips | Grays Harbor | 161 | Humptulips |
| Husum | Husum | Klickitat | 413 | Husum |
| Hyak | Hyak | Kittitas | 2569 | Snoqualmie Pass |
| Ilwaco | Ilwaco | Pacific | 16 | Cape Disappointment |
| Impach | Impach | Ferry | 1795 | Inchelium |
| Inchelium | Inchelium | Ferry | 1568 | Inchelium |
| Index | Index | Snohomish | 574 | Index |
| Ione | Ione | Pend Oreille | 2080 | Ione |
| Ireland | Ireland | Clark | 830 | Larch Mountain |
| Irondale | Irondale | Jefferson | 118 | Port Townsend South |
| Shuwah | Shuwah | Clallam | 295 | Gunderson Mountain |
| Janis | Janis | Okanogan | 889 | Tonasket |
| Jared | Jared | Pend Oreille | 2064 | Jared |
| Jims Corner | Jims Corner | Pierce | 646 | Tanwax Lake |
| Johnsons Corner | Johnsons Corner | Pierce | 594 | Tanwax Lake |
| Jordan | Jordan | Snohomish | 171 | Arlington East |
| Joyce | Joyce | Clallam | 358 | Joyce |
| Junction | Junction | King | 745 | Snoqualmie |
| Kalaloch | Kalaloch | Jefferson | 30 | Queets |
| Kamilche | Kamilche | Mason | 62 | Shelton |
| Kanaskat | Kanaskat | King | 827 | Cumberland |
| Kanaskat Junction | Kanaskat Junction | King | 922 | Cumberland |
| Kangley | Kangley | King | 1007 | Cumberland |
| Kapowsin | Kapowsin | Pierce | 643 | Lake Kapowsin |
| Karamin | Karamin | Ferry | 2362 | Karamin |
| Kendall | Kendall | Whatcom | 443 | Kendall |
| Kerriston | Kerriston | King | 1266 | North Bend |
| Adelma Beach | Adelma Beach | Jefferson | 72 | Port Townsend South |
| Kid Valley | Kid Valley | Cowlitz | 784 | Toutle Mountain |
| King Hill | King Hill | Clallam | 1122 | Morse Creek |
| Klickitat | Klickitat | Klickitat | 479 | Klickitat |
| Klickitat Heights | Klickitat Heights | Klickitat | 2425 | Appleton |
| Kosmos (historical) | Kosmos (historical) | Lewis | 778 | Vanson Peak |
| Krain | Krain | King | 686 | Enumclaw |
| La Grande | La Grande | Pierce | 948 | Eatonville |
| Lacamas | Lacamas | Lewis | 666 | Onalaska |
| Lakedale | Lakedale | Kittitas | 2297 | Cle Elum Lake |
| Lakeside | Lakeside | Chelan | 1142 | Chelan |
| Lamoine | Lamoine | Douglas | 2671 | Lamoine |
| Landsburg | Landsburg | King | 525 | Hobart |
| Laurel | Laurel | Klickitat | 1886 | Quigley Butte |
| Laurier | Laurier | Ferry | 1650 | Laurier |
| Laws Corner | Laws Corner | Klickitat | 1952 | Husum |
| Leadpoint | Leadpoint | Stevens | 2129 | Leadpoint |
| Leary | Leary | Skagit | 3 | Bow |
| Leavenworth | Leavenworth | Chelan | 1171 | Leavenworth |
| Leland | Leland | Jefferson | 207 | Uncas |
| Lemolo | Lemolo | King | 1033 | Eagle Gorge |
| Lester | Lester | King | 1634 | Lester |
| Liberty | Liberty | Kittitas | 2674 | Liberty |
| Lilliwaup | Lilliwaup | Mason | 3 | Lilliwaup |
| Limestone Junction | Limestone Junction | Whatcom | 515 | Kendall |
| Little Elkhorn | Little Elkhorn | Clark | 1089 | Lacamas Creek |
| Little Oklahoma | Little Oklahoma | Clallam | 991 | Morse Creek |
| Locke | Locke | Pend Oreille | 2064 | Jared |
| Longmire | Longmire | Pierce | 2746 | Wahpenayo Peak |
| Loomis | Loomis | Okanogan | 1316 | Loomis |
| Loon Lake | Loon Lake | Stevens | 2418 | Springdale |
| Lost Creek | Lost Creek | Pend Oreille | 2070 | Ruby |
| Lower Elwha | Lower Elwha | Clallam | 13 | Angeles Point |
| Lucerne | Lucerne | Chelan | 1109 | Lucerne |
| Lucia | Lucia | Clark | 492 | Yacolt |
| Lyman | Lyman | Skagit | 102 | Lyman |
| Malaga | Malaga | Chelan | 682 | Malaga |
| Malo | Malo | Ferry | 2182 | Malo |
| Malott | Malott | Okanogan | 814 | Malott |
| Mansford | Mansford | Skagit | 512 | Darrington |
| Manson | Manson | Chelan | 1142 | Manson |
| Maple Falls | Maple Falls | Whatcom | 646 | Maple Falls |
| Maple Grove | Maple Grove | Clallam | 528 | Lake Sutherland |
| Marble | Marble | Stevens | 1473 | China Bend |
| Marblemount | Marblemount | Skagit | 322 | Marblemount |
| Marcus | Marcus | Stevens | 1388 | Marcus |
| Martin | Martin | Kittitas | 2815 | Stampede Pass |
| Maryhill | Maryhill | Klickitat | 184 | Biggs Junction |
| Matlock | Matlock | Mason | 456 | Matlock |
| Maud | Maud | Stevens | 2408 | Wellington Peak |
| Mayfield | Mayfield | Lewis | 427 | Mayfield Lake |
| Maynard | Maynard | Jefferson | 16 | Uncas |
| Maywood | Maywood | King | 1440 | Greenwater |
| Mazama | Mazama | Okanogan | 2106 | Mazama |
| Merritt | Merritt | Chelan | 2192 | Lake Wenatchee |
| Metaline | Metaline | Pend Oreille | 2024 | Metaline |
| Metaline Falls | Metaline Falls | Pend Oreille | 2067 | Metaline Falls |
| Meteor | Meteor | Ferry | 1877 | Moon Mountain |
| Methow | Methow | Okanogan | 1135 | Methow |
| Mill A | Mill A | Skamania | 1027 | Willard |
| Miller River | Miller River | King | 912 | Grotto |
| Mineral | Mineral | Lewis | 1470 | Mineral |
| Minkler | Minkler | Skagit | 66 | Lyman |
| Mirror Lake | Mirror Lake | Whatcom | 394 | Acme |
| Mohrweis | Mohrweis | Mason | 52 | Skokomish Valley |
| Molson | Molson | Okanogan | 3707 | Molson |
| Monitor | Monitor | Chelan | 715 | Monitor |
| Monroe | Monroe | Snohomish | 72 | Monroe |
| Monroe Junction | Monroe Junction | Snohomish | 66 | Monroe |
| Monse | Monse | Okanogan | 833 | Monse |
| Monte Cristo | Monte Cristo | Snohomish | 2762 | Monte Cristo |
| Moore | Moore | Chelan | 1125 | Lucerne |
| Morton | Morton | Lewis | 958 | Morton |
| Mossyrock | Mossyrock | Lewis | 663 | Mossyrock |
| Mowich Illahee | Mowich Illahee | Okanogan | 3366 | Buck Mountain |
| Murdock | Murdock | Klickitat | 344 | The Dalles North |
| Naco | Naco | King | 860 | Cumberland |
| Nagrom | Nagrom | King | 1440 | Nagrom |
| Nason Creek | Nason Creek | Chelan | 2185 | Lake Wenatchee |
| National | National | Pierce | 1634 | Ashford |
| Neilton | Neilton | Grays Harbor | 482 | Lake Quinault West |
| Nelson | Nelson | Kittitas | 2037 | Ronald |
| Nesika | Nesika | Lewis | 774 | Winters Mountain |
| New Reliance | New Reliance | Pierce | 1401 | Eatonville |
| Newhalem | Newhalem | Whatcom | 515 | Diablo Dam |
| Nighthawk | Nighthawk | Okanogan | 1155 | Nighthawk |
| Nile | Nile | Yakima | 2005 | Nile |
| Nooksack Salmon Hatchery | Nooksack Salmon Hatchery | Whatcom | 404 | Kendall |
| North Bend | North Bend | King | 443 | North Bend |
| Northport | Northport | Stevens | 1355 | Northport |
| Oakland | Oakland | Mason | 0 | Shelton |
| Ohop | Ohop | Pierce | 1378 | Lake Kapowsin |
| Oil City | Oil City | Jefferson | 49 | Hoh Head |
| Old Royal | Old Royal | Clallam | 194 | Hoko Falls |
| Old Toroda | Old Toroda | Okanogan | 2979 | Bodie |
| Old Town | Old Town | Clallam | 46 | Dungeness |
| Old Wauconda | Old Wauconda | Okanogan | 4137 | Wauconda Summit |
| Olds | Olds | Chelan | 666 | Wenatchee |
| Olema | Olema | Okanogan | 2044 | Chiliwist Valley |
| Olympic Hot Springs | Olympic Hot Springs | Clallam | 2152 | Mount Carrie |
| Omak | Omak | Okanogan | 843 | Omak |
| Onalaska | Onalaska | Lewis | 489 | Onalaska |
| Onslow | Onslow | Grays Harbor | 66 | Carlisle |
| Orient | Orient | Ferry | 1453 | Orient |
| Orin | Orin | Stevens | 1568 | Arden |
| Orondo | Orondo | Douglas | 758 | Entiat |
| Oroville | Oroville | Okanogan | 938 | Oroville |
| Osceola | Osceola | King | 705 | Buckley |
| Oso | Oso | Snohomish | 207 | Oso |
| Ovington | Ovington | Clallam | 584 | Lake Crescent |
| Packwood | Packwood | Lewis | 1053 | Packwood |
| Palmer | Palmer | King | 886 | Cumberland |
| Palmer Junction | Palmer Junction | King | 899 | Cumberland |
| Park Junction | Park Junction | Pierce | 1339 | Elbe |
| Park Rapids | Park Rapids | Stevens | 2910 | Park Rapids |
| Parrott Crossing | Parrott Crossing | Yakima | 1654 | Glenwood |
| Pateros | Pateros | Okanogan | 797 | Pateros |
| Pearson Eddy | Pearson Eddy | Snohomish | 20 | Monroe |
| Pend Oreille Village | Pend Oreille Village | Pend Oreille | 2126 | Metaline Falls |
| Peshastin | Peshastin | Chelan | 1033 | Peshastin |
| Piedmont | Piedmont | Clallam | 607 | Lake Crescent |
| Pinecliff | Pinecliff | Yakima | 2228 | Cliffdell |
| Pitt | Pitt | Klickitat | 390 | Klickitat |
| Plain | Plain | Chelan | 1870 | Plain |
| Pleasant Hill | Pleasant Hill | King | 102 | Fall City |
| Pocahontas Bay | Pocahontas Bay | Spokane | 1946 | Elk |
| Pollard | Pollard | Ferry | 2356 | Republic |
| Port Angeles | Port Angeles | Clallam | 72 | Port Angeles |
| Port Discovery | Port Discovery | Jefferson | 115 | Port Townsend South |
| Port Townsend | Port Townsend | Jefferson | 131 | Port Townsend South |
| Port Williams | Port Williams | Clallam | 0 | Sequim |
| Potlatch | Potlatch | Mason | 16 | Hoodsport |
| Powell | Powell | Stevens | 1296 | Marcus |
| Preston | Preston | King | 430 | Fall City |
| Proebstel | Proebstel | Clark | 230 | Lacamas Creek |
| Pysht | Pysht | Clallam | 16 | Pysht |
| Queets | Queets | Jefferson | 39 | Queets |
| Quilcene | Quilcene | Jefferson | 39 | Mount Walker |
| Quinault | Quinault | Grays Harbor | 308 | Lake Quinault East |
| R Corner | R Corner | Clallam | 315 | Morse Creek |
| Ragnar | Ragnar | King | 1266 | Chester Morse Lake |
| Ramapo | Ramapo | Clallam | 262 | Lake Sutherland |
| Randle | Randle | Lewis | 892 | Randle |
| Ravensdale | Ravensdale | King | 623 | Cumberland |
| Reiter | Reiter | Snohomish | 335 | Gold Bar |
| Reliance | Reliance | Pierce | 1227 | Eatonville |
| Republic | Republic | Ferry | 2569 | Republic |
| Rice | Rice | Stevens | 1732 | Rice |
| Riffe (historical) | Riffe (historical) | Lewis | 781 | Morton |
| Rimrock | Rimrock | Yakima | 2730 | Tieton Basin |
| Robe | Robe | Snohomish | 902 | Verlot |
| Rock Island | Rock Island | Douglas | 640 | Rock Island |
| Rockdale | Rockdale | King | 2520 | Snoqualmie Pass |
| Rockport | Rockport | Skagit | 285 | Rockport |
| Ronald | Ronald | Kittitas | 2349 | Ronald |
| Roslyn | Roslyn | Kittitas | 2251 | Cle Elum |
| Rowan | Rowan | Snohomish | 243 | Mount Higgins |
| Ruby | Ruby | Okanogan | 1847 | Ruby Hill |
| Ruby | Ruby | Pend Oreille | 2057 | Ruby |
| Ryan | Ryan | Stevens | 1362 | China Bend |
| Saint Helens | Saint Helens | Cowlitz | 945 | Toutle Mountain |
| Salkum | Salkum | Lewis | 574 | Mayfield Lake |
| Samish | Samish | Skagit | 151 | Bow |
| Sappho | Sappho | Clallam | 459 | Lake Pleasant |
| Saxon | Saxon | Whatcom | 322 | Acme |
| Seabeck | Seabeck | Kitsap | 26 | Seabeck |
| Seal Rock | Seal Rock | Jefferson | 3 | Brinnon |
| Sekiu | Sekiu | Clallam | 33 | Clallam Bay |
| Selleck | Selleck | King | 1109 | North Bend |
| Shadow | Shadow | Clallam | 220 | Disque |
| Shrine Beach | Shrine Beach | Chelan | 1132 | Manson |
| Silver Brook | Silver Brook | Lewis | 919 | Randle |
| Silver Creek | Silver Creek | Lewis | 679 | Mayfield Lake |
| Silverton | Silverton | Snohomish | 1535 | Silverton |
| Skykomish | Skykomish | King | 928 | Skykomish |
| Smith Place | Smith Place | Jefferson | 440 | Kloochman Rock |
| Smithville | Smithville | Klickitat | 410 | The Dalles North |
| Snoose Junction | Snoose Junction | King | 1496 | North Bend |
| Snoqualmie | Snoqualmie | King | 423 | Snoqualmie |
| Snoqualmie Falls | Snoqualmie Falls | King | 545 | Snoqualmie |
| Snoquera | Snoquera | Pierce | 2388 | Sun Top |
| Snowden | Snowden | Klickitat | 2329 | Appleton |
| Snug Harbor | Snug Harbor | Clallam | 548 | Lake Sutherland |
| South Cle Elum | South Cle Elum | Kittitas | 1923 | Cle Elum |
| South Prairie | South Prairie | Pierce | 433 | Buckley |
| Spirit | Spirit | Stevens | 1949 | Spirit |
| Spring Glen | Spring Glen | King | 157 | Snoqualmie |
| Springdale | Springdale | Stevens | 2057 | Springdale |
| Stabler | Stabler | Skamania | 951 | Stabler |
| Stampede | Stampede | King | 2743 | Stampede Pass |
| Starr | Starr | Okanogan | 817 | Azwell |
| Startup | Startup | Snohomish | 148 | Gold Bar |
| Stayman | Stayman | Chelan | 745 | Chelan |
| Stehekin | Stehekin | Chelan | 1148 | Stehekin |
| Sultan | Sultan | Snohomish | 108 | Sultan |
| Sunbeach | Sunbeach | Mason | 7 | Lake Wooten |
| Sunnybank | Sunnybank | Chelan | 1142 | Winesap |
| Sunnyslope | Sunnyslope | Chelan | 814 | Wenatchee |
| Sunrise | Sunrise | Pierce | 6401 | Sunrise |
| Sunset | Sunset | Skagit | 10 | Bow |
| Sunset Beach | Sunset Beach | Mason | 7 | Lake Wooten |
| Supplee | Supplee | Douglas | 2503 | Lamoine |
| Surprise Valley | Surprise Valley | Pierce | 817 | Lake Kapowsin |
| Swede Heaven | Swede Heaven | Snohomish | 410 | Fortson |
| Swofford | Swofford | Lewis | 778 | Mossyrock |
| Synarep | Synarep | Okanogan | 2602 | Synarep |
| Tahuya | Tahuya | Mason | 13 | Union |
| Tampico | Tampico | Yakima | 2123 | Tampico |
| Tanner | Tanner | King | 522 | Chester Morse Lake |
| Teanaway | Teanaway | Kittitas | 1841 | Teanaway |
| Telma | Telma | Chelan | 1890 | Lake Wenatchee |
| Thorp | Thorp | Kittitas | 1637 | Thorp |
| Tieton | Tieton | Yakima | 1923 | Tieton |
| Tire Junction | Tire Junction | Skamania | 3520 | Sleeping Beauty |
| Tokul | Tokul | King | 617 | Snoqualmie |
| Tonasket | Tonasket | Okanogan | 919 | Tonasket |
| Torboy | Torboy | Ferry | 2425 | Republic |
| Toroda | Toroda | Ferry | 1847 | Toroda |
| Trafton | Trafton | Snohomish | 203 | Arlington East |
| Trinity | Trinity | Chelan | 2805 | Trinity |
| Triton | Triton | Mason | 59 | Holly |
| Trout Lake | Trout Lake | Klickitat | 1893 | Guler Mountain |
| Trude | Trude | King | 663 | Hobart |
| Tulker | Tulker | Snohomish | 364 | Mount Higgins |
| Twin | Twin | Clallam | 56 | Twin Rivers |
| Twisp | Twisp | Okanogan | 1637 | Twisp East |
| Beaver | Beaver | Clallam | 413 | Lake Pleasant |
| Uncas | Uncas | Jefferson | 72 | Uncas |
| Union | Union | Mason | 148 | Union |
| Upper Fairfax | Upper Fairfax | Pierce | 1414 | Old Baldy Mountain |
| Upper Mill | Upper Mill | King | 1093 | Enumclaw |
| Upper Preston | Upper Preston | King | 591 | Fall City |
| Usk | Usk | Pend Oreille | 2057 | Cusick |
| Vail | Vail | Thurston | 433 | Vail |
| Valley | Valley | Stevens | 1696 | Valley |
| Van Horn | Van Horn | Skagit | 243 | Lake Shannon |
| Van Zandt | Van Zandt | Whatcom | 246 | Deming |
| Vanderpool Crossing | Vanderpool Crossing | Okanogan | 3976 | Sweetgrass Butte |
| Veazie | Veazie | King | 745 | Enumclaw |
| Venersborg | Venersborg | Clark | 509 | Yacolt |
| Verlot | Verlot | Snohomish | 965 | Verlot |
| Victor | Victor | Mason | 30 | Belfair |
| Lauderdale Junction | Lauderdale Junction | Kittitas | 2218 | Swauk Prairie |
| Voss Resort | Voss Resort | Pierce | 640 | Lake Kapowsin |
| Wabash | Wabash | King | 564 | Buckley |
| Wagner | Wagner | Snohomish | 312 | Lake Roesiger |
| Wagnersburg | Wagnersburg | Chelan | 732 | Orondo |
| Wakefield | Wakefield | Okanogan | 823 | Monse |
| Warnick | Warnick | Whatcom | 778 | Glacier |
| Warrenville | Warrenville | Kitsap | 56 | Seabeck |
| Warwick | Warwick | Klickitat | 1558 | Wishram |
| Washington Harbor | Washington Harbor | Clallam | 0 | Sequim |
| Waterville | Waterville | Douglas | 2625 | Waterville |
| Wauconda | Wauconda | Okanogan | 3576 | Mount Annie |
| Wenas | Wenas | Yakima | 2274 | Milk Canyon |
| Wenatchee | Wenatchee | Chelan | 669 | Wenatchee |
| Wenatchee Heights | Wenatchee Heights | Chelan | 2290 | Wenatchee Heights |
| West Fork | West Fork | Ferry | 1939 | Thirteenmile Creek |
| Whiskey Bend | Whiskey Bend | Clallam | 1168 | Hurricane Hill |
| White Horse | White Horse | Snohomish | 463 | Fortson |
| Whitney | Whitney | Skagit | 7 | La Conner |
| Whittier | Whittier | Kittitas | 2461 | Stampede Pass |
| Wickersham | Wickersham | Whatcom | 335 | Acme |
| Wildcat Lake | Wildcat Lake | Kitsap | 423 | Wildcat Lake |
| Wilkeson | Wilkeson | Pierce | 804 | Wilkeson |
| Willard | Willard | Skamania | 1253 | Willard |
| Wilson | Wilson | Lewis | 919 | Hatchet Mountain |
| Windy Arm | Windy Arm | Clallam | 787 | Hurricane Hill |
| Winesap | Winesap | Chelan | 748 | Winesap |
| Winston | Winston | Lewis | 614 | Hatchet Mountain |
| Winthrop | Winthrop | Okanogan | 1768 | Winthrop |
| Winton | Winton | Chelan | 2077 | Winton |
| Wishram | Wishram | Klickitat | 174 | Wishram |
| Wishram Heights | Wishram Heights | Klickitat | 545 | Wishram |
| Woodland Park | Woodland Park | Cowlitz | 256 | Amboy |
| Woodmans | Woodmans | Jefferson | 23 | Port Townsend South |
| Woodruff Mill | Woodruff Mill | Klickitat | 1978 | Klickitat |
| Yacolt | Yacolt | Clark | 712 | Yacolt |
| Yale | Yale | Cowlitz | 446 | Amboy |
| Tiger | Tiger | Pend Oreille | 2090 | Ione |
| Shelton | Shelton | Mason | 23 | Shelton |
| Paradise Hill | Paradise Hill | Okanogan | 3097 | Knowlton Knob |
| Keystone | Keystone | Okanogan | 869 | Keystone |
| Mirrormount Estates | Mirrormount Estates | King | 453 | Maple Valley |
| Brockdale | Brockdale | Mason | 262 | Skokomish Valley |
| Northwoods | Northwoods | Skamania | 1027 | Cedar Flats |
| Vance (not official) | Vance (not official) | Lewis | 899 | Randle |
| Siler | Siler | Lewis | 922 | Randle |
| Norwood | Norwood | Grays Harbor | 217 | Lake Quinault East |
| Kulshan | Kulshan | Whatcom | 390 | Deming |
| Domke Lake Resort | Domke Lake Resort | Chelan | 2205 | Lucerne |
| Driftwood Acres | Driftwood Acres | Kittitas | 2336 | Cle Elum Lake |
| Mount Pleasant | Mount Pleasant | Clallam | 246 | Morse Creek |
| Granite Falls | Granite Falls | Chelan | 1125 | Manson |
| Kachess Resort | Kachess Resort | Kittitas | 2267 | Stampede Pass |
| Sauk | Sauk | Skagit | 236 | Finney Peak |
| Mountain Brook | Mountain Brook | Klickitat | 1886 | Husum |
| Waterloo | Waterloo | Stevens | 2346 | Wellington Peak |
| Alpine | Alpine | Clark | 797 | Yacolt |
| Lake Chelan Hills | Lake Chelan Hills | Chelan | 1115 | Chelan |
| Lavender | Lavender | Kittitas | 2142 | Ronald |
| Moulton | Moulton | Clark | 614 | Yacolt |
| Phillips | Phillips | Lewis | 499 | Onalaska |
| Port Crescent | Port Crescent | Clallam | 49 | Joyce |
| Pine Glen | Pine Glen | Kittitas | 2087 | Easton |
| Rose Point | Rose Point | Mason | 13 | Belfair |
| Edgewick | Edgewick | King | 646 | Chester Morse Lake |
| Elizan Beach | Elizan Beach | Thurston | 59 | Squaxin Island |
| Franklin | Franklin | King | 610 | Cumberland |
| Discovery Bay | Discovery Bay | Jefferson | 43 | Uncas |
| Lackawanna Beach | Lackawanna Beach | Jefferson | 33 | Brinnon |
| McLeans Orchard (historical) | McLeans Orchard (historical) | Douglas | 761 | Chelan |
| Mud Spring | Mud Spring | Douglas | 2625 | Mud Spring |
| Patterson (historical) | Patterson (historical) | Douglas | 650 | Wenatchee |
| Broadway | Broadway | Douglas | 1115 | Wenatchee |
| Farris | Farris | Chelan | 1001 | Ardenvoir |
| Sunny Hill | Sunny Hill | Douglas | 1109 | Wenatchee |
| Terrace Park | Terrace Park | Douglas | 1004 | Wenatchee |
| Okanogan City (historical) | Okanogan City (historical) | Douglas | 2513 | Lamoine |
| McGees (historical) | McGees (historical) | Jefferson | 276 | Port Townsend South |
| Livingston | Livingston | Clark | 325 | Lacamas Creek |
| Rena | Rena | Clallam | 171 | Carlsborg |
| Hamma Hamma | Hamma Hamma | Mason | 46 | Eldon |
| Ohop Bob | Ohop Bob | Pierce | 495 | Eatonville |
| Leber | Leber | Pierce | 682 | Tanwax Lake |
| Pilchuck | Pilchuck | Snohomish | 446 | Granite Falls |
| East Marcus | East Marcus | Stevens | 1493 | Marcus |
| Godfrey (historical) | Godfrey (historical) | Stevens | 1460 | Marcus |
| Equality (historical) | Equality (historical) | Skagit | 141 | Bow |
| Atlanta (historical) | Atlanta (historical) | Skagit | 10 | Bow |
| Boundary | Boundary | Whatcom | 2395 | Mount Sefrit |
| Beulah (historical) | Beulah (historical) | Ferry | 1280 | Bangs Mountain |
| Portage | Portage | Skagit | 364 | Marblemount |
| Axford | Axford | Grays Harbor | 141 | Humptulips |
| Nestos (historical) | Nestos (historical) | Skagit | 194 | Lake Shannon |
| Ruby (historical) | Ruby (historical) | Whatcom | 1519 | Ross Dam |
| Welcome | Welcome | Whatcom | 381 | Deming |
| Page | Page | King | 1181 | Eagle Gorge |
| Little Dalles (historical) | Little Dalles (historical) | Stevens | 1752 | Onion Creek |
| Schmidt (historical) | Schmidt (historical) | Stevens | 2487 | Dunn Mountain |
| Blue Town (historical) | Blue Town (historical) | Stevens | 1316 | Marcus |
| Weatherwax | Weatherwax | Grays Harbor | 702 | Larsen Creek |
| Harvey (historical) | Harvey (historical) | Stevens | 1499 | Rice |
| Cora | Cora | Lewis | 948 | Purcell Mountain |
| Entiat (historical) | Entiat (historical) | Chelan | 709 | Entiat |
| Thompson (historical) | Thompson (historical) | Okanogan | 1352 | Monse |
| Virginia City (historical) | Virginia City (historical) | Okanogan | 797 | Brewster |
| Brown Lake | Brown Lake | Okanogan | 2677 | Ruby Hill |
| Epley (historical) | Epley (historical) | Okanogan | 1270 | Omak |
| Ophir | Ophir | Okanogan | 810 | Monse |
| Sunnyside | Sunnyside | Clark | 397 | Larch Mountain |
| Nordrum (historical) | Nordrum (historical) | King | 1122 | Lake Philippa |
| Edendale (historical) | Edendale (historical) | Stevens | 1280 | Inchelium |
| Camelot | Camelot | King | Unknown | |
| Blewett (historical) | Blewett (historical) | Chelan | 2333 | Blewett |
| Maplecreek | Maplecreek | Chelan | 1280 | Winesap |
| Ainsworth Junction | Ainsworth Junction | Franklin | 354 | Pasco |
| Battle Ground | Battle Ground | Clark | 295 | Battle Ground |
| Bay View | Bay View | Island | 52 | Langley |
| Carnation | Carnation | King | 79 | Carnation |
| Chelan | Chelan | Chelan | 1129 | Chelan |
| Copalis Beach | Copalis Beach | Grays Harbor | 23 | Copalis Beach |
| Dodge | Dodge | Garfield | 1273 | Dodge |
| Edgecomb | Edgecomb | Snohomish | 138 | Arlington West |
| Fairchild | Fairchild | Spokane | 2451 | Deep Creek |
| Glen Acres | Glen Acres | King | 20 | Vashon |
| Kent | Kent | King | 43 | Renton |
| Kettle Falls | Kettle Falls | Stevens | 1631 | Kettle Falls |
| Lakewood | Lakewood | Snohomish | 121 | Arlington West |
| Longbranch | Longbranch | Pierce | 30 | Longbranch |
| Palisades | Palisades | Douglas | 981 | Palisades |
| Palouse | Palouse | Whitman | 2434 | Palouse |
| Pinkney City | Pinkney City | Stevens | 1939 | Colville |
| Rexville | Rexville | Skagit | 43 | Utsalady |
| Tukey | Tukey | Jefferson | 66 | Port Townsend South |
| Velvet | Velvet | Stevens | 2126 | Northport |
| White Bluffs | White Bluffs | Benton | 413 | Locke Island |
| Lawtonwood | Lawtonwood | King | 62 | Shilshole Bay |
| Rose Valley | Rose Valley | Cowlitz | 348 | Kalama |
| Loop Loop (historical) | Loop Loop (historical) | Okanogan | 3540 | Ruby Hill |
| Haynie | Haynie | Whatcom | 92 | Blaine |
| Hillsdale | Hillsdale | Whatcom | 20 | Blaine |
| Arzina | Arzina | Stevens | 2451 | Kentry Ridge |
| Bluestem | Bluestem | Lincoln | 2336 | Bluestem |
| Bryn Mawr | Bryn Mawr | King | 167 | Mercer Island |
| Cheney | Cheney | Spokane | 2352 | Cheney |
| East Port Orchard | East Port Orchard | Kitsap | 302 | Bremerton East |
| Fall City | Fall City | King | 105 | Fall City |
| Farmington | Farmington | Whitman | 2641 | Farmington |
| La Push | La Push | Clallam | 23 | La Push |
| McCredie | McCredie | Klickitat | 322 | Golgotha Butte |
| New Kamilche | New Kamilche | Mason | 203 | Summit Lake |
| North Bonneville | North Bonneville | Skamania | 66 | Bonneville Dam |
| Okanogan | Okanogan | Okanogan | 840 | Okanogan |
| Riverside | Riverside | Okanogan | 866 | Riverside |
| Sequim | Sequim | Clallam | 180 | Sequim |
| Taholah | Taholah | Grays Harbor | 16 | Taholah |
| Ward | Ward | Stevens | 1621 | Kettle Falls |
| Westport | Westport | Grays Harbor | 10 | Westport |
| Scandia | Scandia | Kitsap | 59 | Poulsbo |
| Dalkena | Dalkena | Pend Oreille | 2083 | Diamond Lake |
| Downing | Downing | Douglas | 902 | Bridgeport |
| Lummi | Lummi | Whatcom | 30 | Ferndale |
| Henrys | Henrys | King | 545 | Black Diamond |
| Meridian Heights | Meridian Heights | King | 509 | Maple Valley |
| Brandts Landing | Brandts Landing | Douglas | 968 | Bridgeport Point |
| Biloxi | Biloxi | King | 148 | Duwamish Head |
| Central Ferry | Central Ferry | Garfield | 640 | Central Ferry |
| Gertrude | Gertrude | Pierce | 16 | McNeil Island |
| Bee | Bee | Pierce | 82 | McNeil Island |
| Meridian | Meridian | Pierce | 128 | McNeil Island |
| Tamill | Tamill | King | 118 | Mercer Island |
| Manitou | Manitou | King | 43 | Seattle North |
| Boddy | Boddy | King | 59 | Kirkland |
| Eastland | Eastland | King | 128 | Mercer Island |
| Clyde | Clyde | King | 118 | Mercer Island |
| Moorland | Moorland | King | 262 | Mercer Island |
| McGilvara | McGilvara | King | 187 | Mercer Island |
| Beaumont | Beaumont | King | 85 | Mercer Island |
| Fortuna | Fortuna | King | 187 | Mercer Island |
| Mercer Heights | Mercer Heights | King | 135 | Mercer Island |
| Evergreen | Evergreen | King | 449 | Seattle North |
| Shine-Gri-La | Shine-Gri-La | Jefferson | 13 | Lofall |
| Edgemoor | Edgemoor | Whatcom | 184 | Eliza Island |
| Rose Point | Rose Point | Kitsap | 16 | Port Gamble |
| Lawters Beach | Lawters Beach | Kitsap | 16 | Seabeck |
| Fort Ward | Fort Ward | Kitsap | 226 | Bremerton East |
| Carlyon Beach | Carlyon Beach | Thurston | 30 | Squaxin Island |
| Lucerne | Lucerne | King | 92 | Kirkland |
| Rignall | Rignall | Thurston | 95 | Squaxin Island |
| Carmill Station | Carmill Station | Mason | 213 | Shelton |
| Excelsior | Excelsior | Pierce | 325 | Tacoma South |
| Lakewood | Lakewood | King | 82 | Seattle South |
| Retsil | Retsil | Kitsap | 89 | Bremerton East |
| Ayock | Ayock | Mason | 26 | Eldon |
| Spring Beach | Spring Beach | King | 226 | Seattle North |
| Madrona Heights | Madrona Heights | Kitsap | 98 | Suquamish |
| Campton | Campton | King | 49 | Redmond |
| Highlands Park | Highlands Park | King | 289 | Renton |
| Maplewood Heights | Maplewood Heights | King | 374 | Renton |
| Grays | Grays | Stevens | 1870 | Forest Center |
| Bucoda | Bucoda | Thurston | 262 | Bucoda |
| Fort Nisqually | Fort Nisqually | Pierce | 236 | Gig Harbor |
| Pullman | Pullman | Whitman | 2352 | Pullman |
| Sea Acre | Sea Acre | San Juan | 33 | Mount Constitution |
| Snohomish | Snohomish | Snohomish | 66 | Snohomish |
| Sunnyside | Sunnyside | Yakima | 745 | Sunnyside |
| Vancouver | Vancouver | Clark | 184 | Vancouver |
| White Swan | White Swan | Yakima | 968 | White Swan |
| Madrona Point | Madrona Point | Kitsap | 36 | Bremerton West |
| Riverview | Riverview | Franklin | 358 | Kennewick |
| Roche Harbor | Roche Harbor | San Juan | 59 | Roche Harbor |
| Alpha (historical) | Alpha (historical) | Spokane | 2018 | Greenacres |
| Colfax | Colfax | Whitman | 1972 | Colfax North |
| Redmond | Redmond | King | 43 | Redmond |
| Stuart | Stuart | King | 36 | Carnation |
| Moorlands | Moorlands | King | 354 | Kirkland |
| Officers Row | Officers Row | Clark | 112 | Vancouver |
| Olympia | Olympia | Thurston | 92 | Tumwater |
| Puyallup | Puyallup | Pierce | 43 | Puyallup |
| Moses | Moses | Whitman | 738 | Silcott Island |
| Silcott | Silcott | Asotin | 738 | Silcott Island |
| Alpowa | Alpowa | Whitman | 738 | Silcott Island |
| Maytown | Maytown | Thurston | 210 | Maytown |
| Lindberg (historical) | Lindberg (historical) | Lewis | Unknown | |
| Caledonia | Caledonia | Pierce | 135 | Tacoma North |
| Indianola | Indianola | Kitsap | 43 | Suquamish |
| Mats Mats | Mats Mats | Jefferson | 115 | Port Ludlow |
| Nisqually Vista | Nisqually Vista | Pierce | 5249 | Mount Rainier East |
| Paradise | Paradise | Pierce | 5430 | Mount Rainier East |
| SeaTac | SeaTac | King | 269 | Des Moines |
| Canterwood | Canterwood | Pierce | 344 | Olalla |
| Silver Beach | Silver Beach | Yakima | 2956 | Rimrock Lake |
| American River | American River | Yakima | 2812 | Old Scab Mountain |
| Wishkah | Wishkah | Grays Harbor | 144 | Aberdeen Gardens |
| Berkeley | Berkeley | Pierce | 423 | Frederickson |
| Hines | Hines | Pacific | 30 | Oysterville |
| Camas | Camas | Stevens | 2162 | Forest Center |
| Wolfred | Wolfred | Pend Oreille | 2103 | Diamond Lake |
| Kulzer | Kulzer | Stevens | 1729 | Valley |
| Pasco West | Pasco West | Franklin | 354 | Kennewick |
| Waits | Waits | Stevens | 2001 | Waitts Lake |
| Onion Creek | Onion Creek | Stevens | 2457 | Onion Creek |
| Fort Casey | Fort Casey | Island | 20 | Coupeville |
| Fort Flagler | Fort Flagler | Jefferson | 98 | Nordland |
| Allen | Allen | Skagit | 23 | Bow |
| Dolphin | Dolphin | San Juan | 105 | Eastsound |
| Agate Bay | Agate Bay | Whatcom | 322 | Lawrence |
| Decatur | Decatur | San Juan | 79 | Blakely Island |
| Mill Creek | Mill Creek | Snohomish | 377 | Bothell |
| Burien | Burien | King | 377 | Des Moines |
| Chambers | Chambers | Whitman | 2562 | Pullman |
| Ellisforde | Ellisforde | Okanogan | 909 | Ellisforde |
| Federal Way | Federal Way | King | 463 | Poverty Bay |
| La Conner | La Conner | Skagit | 49 | La Conner |
| Marlin | Marlin | Grant | 1325 | Marlin |
| Pleasant Valley | Pleasant Valley | Whatcom | 151 | Blaine |
| Woodinville | Woodinville | King | 39 | Bothell |
| Shoreline | Shoreline | King | 482 | Edmonds East |
| Latona | Latona | King | 404 | Des Moines |
| Pontiac | Pontiac | King | 282 | Seattle North |
| Aberdeen Gardens | Aberdeen Gardens | Grays Harbor | 46 | Aberdeen Gardens |
| Ames Lake | Ames Lake | King | 322 | Carnation |
| Bell Hill | Bell Hill | Clallam | 1020 | Sequim |
| Cohassett Beach | Cohassett Beach | Grays Harbor | 23 | Grayland |
| Cottage Lake | Cottage Lake | King | 236 | Redmond |
| East Cathlamet | East Cathlamet | Wahkiakum | 220 | Nassa Point |
| Echo Lake | Echo Lake | Snohomish | 538 | Maltby |
| Lake Bosworth | Lake Bosworth | Snohomish | 620 | Granite Falls |
| Lake Cavanaugh | Lake Cavanaugh | Skagit | 1014 | Stimson Hill |
| Lake Ketchum | Lake Ketchum | Snohomish | 230 | Conway |
| Lake Roesiger | Lake Roesiger | Snohomish | 797 | Lake Roesiger |
| Lakeview | Lakeview | Grant | 1204 | Ephrata |
| Lewisville | Lewisville | Clark | 413 | Battle Ground |
| Marrowstone | Marrowstone | Jefferson | 23 | Nordland |
| May Creek | May Creek | Snohomish | 256 | Gold Bar |
| Mill Plain | Mill Plain | Clark | 276 | Lacamas Creek |
| Mount Vista | Mount Vista | Clark | 249 | Vancouver |
| North Creek | North Creek | Snohomish | 361 | Bothell |
| North Stanwood | North Stanwood | Snohomish | 135 | Conway |
| North Sultan | North Sultan | Snohomish | 325 | Lake Chaplain |
| Riverbend | Riverbend | King | 509 | North Bend |
| River Road | River Road | Clallam | 315 | Carlsborg |
| Snoqualmie Pass | Snoqualmie Pass | Kittitas | 2733 | Snoqualmie Pass |
| Summitview | Summitview | Yakima | 1276 | Wiley City |
| West Shore | West Shore | Skagit | 82 | Anacortes South |
| Woods Creek | Woods Creek | Snohomish | 367 | Lake Roesiger |
| Cascade Valley | Cascade Valley | Grant | 1060 | Moses Lake North |
| Cathan | Cathan | Snohomish | 367 | Tulalip |
| Chehalis Village | Chehalis Village | Grays Harbor | 95 | Oakville |
| East Renton Highlands | East Renton Highlands | King | 518 | Maple Valley |
| East Wenatchee Bench | East Wenatchee Bench | Douglas | 919 | Wenatchee |
| Esperance | Esperance | Snohomish | 377 | Edmonds East |
| Evergreen | Evergreen | Clark | 315 | Orchards |
| Fairwood | Fairwood | Spokane | 1811 | Dartford |
| Five Corners | Five Corners | Clark | 207 | Orchards |
| Fox Island | Fox Island | Pierce | 180 | Fox Island |
| Harbour Pointe | Harbour Pointe | Snohomish | 502 | Mukilteo |
| Highland | Highland | Benton | 1096 | Pasco |
| John Sam Lake | John Sam Lake | Snohomish | 545 | Marysville |
| Lake Goodwin | Lake Goodwin | Snohomish | 482 | Stanwood |
| Lake Shore | Lake Shore | Clark | 220 | Vancouver |
| Lea Hill | Lea Hill | King | 413 | Auburn |
| Longview Heights | Longview Heights | Cowlitz | 886 | Kelso |
| Martha Lake | Martha Lake | Snohomish | 469 | Bothell |
| Mirrormont | Mirrormont | King | 781 | Hobart |
| North Hill | North Hill | King | 371 | Des Moines |
| North Marysville | North Marysville | Snohomish | 82 | Marysville |
| North Omak | North Omak | Okanogan | 1362 | The Pothole |
| North Yelm | North Yelm | Thurston | 292 | McKenna |
| Pine Lake | Pine Lake | King | 410 | Issaquah |
| Prairie Ridge | Prairie Ridge | Pierce | 659 | Sumner |
| Priest Point | Priest Point | Snohomish | 98 | Tulalip |
| Sahalee | Sahalee | King | 551 | Redmond |
| Shaker Church | Shaker Church | Snohomish | 272 | Marysville |
| Shelter Bay | Shelter Bay | Skagit | 16 | Anacortes South |
| Sheridan Beach | Sheridan Beach | King | 194 | Seattle North |
| Skokomish | Skokomish | Mason | 23 | Skokomish Valley |
| Snee Oosh | Snee Oosh | Skagit | 82 | Anacortes South |
| South Broadway | South Broadway | Yakima | 1030 | Yakima West |
| South Hill | South Hill | Pierce | 541 | Puyallup |
| Swinomish Village | Swinomish Village | Skagit | 223 | Anacortes South |
| Town and Country | Town and Country | Spokane | 2057 | Spokane NW |
| Tulalip Bay | Tulalip Bay | Snohomish | 0 | Tulalip |
| Waller | Waller | Pierce | 397 | Puyallup |
| Weallup Lake | Weallup Lake | Snohomish | 269 | Tulalip |
| West Lake Sammamish | West Lake Sammamish | King | 30 | Issaquah |
| West Lake Stevens | West Lake Stevens | Snohomish | 367 | Snohomish |
| West Longview | West Longview | Cowlitz | 7 | Kelso |
| West Pasco | West Pasco | Franklin | 358 | Kennewick |
| West Valley | West Valley | Yakima | 1194 | Yakima West |
| West Wenatchee | West Wenatchee | Chelan | 889 | Wenatchee |
| Cathlapotle (historical) | Cathlapotle (historical) | Clark | 16 | Saint Helens |
| Spokane Valley | Spokane Valley | Spokane | 2014 | Greenacres |
| Cook | Cook | Skamania | 131 | Mount Defiance |
| Chatnwaqhi'?pm Grove | Chatnwaqhi'?pm Grove | Spokane | 2057 | Greenacres |
| Ne'sqhwaqhwe (historical) | Ne'sqhwaqhwe (historical) | Spokane | 2041 | Liberty Lake |
| Yts'piyits'p Flat | Yts'piyits'p Flat | Spokane | Unknown | |
| Chnak'wa'qn Breaks | Chnak'wa'qn Breaks | Spokane | 2028 | Greenacres |
| Bitter Lake | Bitter Lake | King | 472 | Seattle North |
| North College Park | North College Park | King | 282 | Seattle North |
| Olympic Hills | Olympic Hills | King | 246 | Seattle North |
| Matthews Beach | Matthews Beach | King | 157 | Seattle North |
| Meadowbrook | Meadowbrook | King | 62 | Seattle North |
| Sand Point | Sand Point | King | 39 | Seattle North |
| Roosevelt | Roosevelt | King | 295 | Seattle North |
| Bryant | Bryant | King | 138 | Seattle North |
| University District | University District | King | 200 | Seattle North |
| West Woodland | West Woodland | King | 75 | Seattle North |
| Adams | Adams | King | 69 | Shilshole Bay |
| Briarcliff | Briarcliff | King | 331 | Shilshole Bay |
| Portage Bay | Portage Bay | King | 75 | Seattle North |
| Montlake | Montlake | King | 105 | Seattle North |
| Stevens | Stevens | King | 358 | Seattle North |
| Denny Regrade | Denny Regrade | King | 95 | Seattle South |
| Mann | Mann | King | 269 | Seattle South |
| Columbia City | Columbia City | King | 112 | Seattle South |
| Seward Park | Seward Park | King | 66 | Seattle South |
| Alderwood | Alderwood | Whatcom | 154 | Ferndale |
| Cascade | Cascade | King | 459 | Renton |
| Highland | Highland | Asotin | 942 | Clarkston |
| Lake Desire | Lake Desire | King | 584 | Maple Valley |
| Lake Marcel | Lake Marcel | King | 315 | Carnation |
| Lake McMurray | Lake McMurray | Skagit | 269 | McMurray |
| Lake Morton | Lake Morton | King | 528 | Black Diamond |
| Lake Stickney | Lake Stickney | Snohomish | 466 | Mukilteo |
| Lakeland | Lakeland | King | 367 | Poverty Bay |
| North Lynnwood | North Lynnwood | Snohomish | 482 | Edmonds East |
| Peaceful Valley | Peaceful Valley | Whatcom | 479 | Kendall |
| Picnic Point | Picnic Point | Snohomish | 79 | Mukilteo |
| Seattle Hill | Seattle Hill | Snohomish | 440 | Everett |
| Silver Firs | Silver Firs | Snohomish | 515 | Bothell |
| Tanglewilde | Tanglewilde | Thurston | 203 | Lacey |
| West Clarkston | West Clarkston | Asotin | 846 | Clarkston |
| Bowman Hilton Mobile Home Park | Bowman Hilton Mobile Home Park | Pierce | 72 | Sumner |
| Canyon Glen Mobile Home Park | Canyon Glen Mobile Home Park | Pierce | 390 | Frederickson |
| Canyon Terrace Mobile Estates | Canyon Terrace Mobile Estates | Pierce | 433 | Puyallup |
| Cedar Crest Mobile Home Park | Cedar Crest Mobile Home Park | Pierce | 492 | Frederickson |
| Cherrywood Mobile Manor | Cherrywood Mobile Manor | Pierce | 39 | Puyallup |
| Cottonwood Mobile Home Park | Cottonwood Mobile Home Park | Pierce | 30 | Puyallup |
| Country Aire Manor Mobile Home Park | Country Aire Manor Mobile Home Park | Pierce | 522 | Frederickson |
| Country Dale Mobile Home Park | Country Dale Mobile Home Park | Pierce | 541 | Puyallup |
| Country West Mobile Home Park | Country West Mobile Home Park | Pierce | 528 | Puyallup |
| Elmwood Mobile Home Park | Elmwood Mobile Home Park | Pierce | 413 | Puyallup |
| Fir Lane Valley Mobile Home Park | Fir Lane Valley Mobile Home Park | Pierce | 354 | Frederickson |
| Fruitland Gardens Mobile Home Park | Fruitland Gardens Mobile Home Park | Pierce | 443 | Frederickson |
| Golden Rose Mobile Home Park | Golden Rose Mobile Home Park | Pierce | 49 | Puyallup |
| Green Meadows Family Mobile Home Park | Green Meadows Family Mobile Home Park | Pierce | 354 | Frederickson |
| Harvest Gate Mobile Home Park | Harvest Gate Mobile Home Park | Pierce | 413 | Puyallup |
| Hidden Glen Mobile Home Park | Hidden Glen Mobile Home Park | Pierce | 358 | Frederickson |
| Lone Cedar Mobile Home Park | Lone Cedar Mobile Home Park | Pierce | 82 | Sumner |
| Majestic Mobile Manor | Majestic Mobile Manor | Pierce | 30 | Puyallup |
| McMillan Village Mobile Home Park | McMillan Village Mobile Home Park | Pierce | 125 | Sumner |
| Meridian Mobile Estates | Meridian Mobile Estates | Pierce | 407 | Puyallup |
| Noble Firs Estates Mobile Home Park | Noble Firs Estates Mobile Home Park | Pierce | 118 | Sumner |
| Riverside Villa Mobile Home Park | Riverside Villa Mobile Home Park | Pierce | 33 | Puyallup |
| San Souci Mobile Estates | San Souci Mobile Estates | Pierce | 459 | Puyallup |
| Shady Haven Mobile Home Park | Shady Haven Mobile Home Park | Pierce | 440 | Puyallup |
| South Hill Palisade Mobile Home Park | South Hill Palisade Mobile Home Park | Pierce | 486 | Puyallup |
| Tall Firs Estates Mobile Home Park | Tall Firs Estates Mobile Home Park | Pierce | 489 | Frederickson |
| Town and Country Mobile Manor | Town and Country Mobile Manor | Pierce | 56 | Puyallup |
| Twin Flags Mobile Home Community | Twin Flags Mobile Home Community | Pierce | 59 | Puyallup |
| Vaugans Mobile Home Park | Vaugans Mobile Home Park | Pierce | 36 | Puyallup |
| View Crest Mobile Home Park | View Crest Mobile Home Park | Pierce | 381 | Puyallup |
| View Crest Mobile Manor | View Crest Mobile Manor | Pierce | 394 | Puyallup |
| Viking Mobile Home Court | Viking Mobile Home Court | Pierce | 581 | Frederickson |
| Whispering Firs Mobile Home Park | Whispering Firs Mobile Home Park | Pierce | 404 | Puyallup |
| Woodland Estates Mobile Home Park | Woodland Estates Mobile Home Park | Pierce | 499 | Frederickson |
| Timberland Village Mobile Home Park | Timberland Village Mobile Home Park | Pacific | 20 | Raymond |
| Willapa Bayview Estates Mobile Home Park | Willapa Bayview Estates Mobile Home Park | Pacific | 39 | Raymond |
| Avon Villa Mobile Home Park | Avon Villa Mobile Home Park | King | 92 | Redmond |
| Friendly Village of Redmond Mobile Home Park | Friendly Village of Redmond Mobile Home Park | King | 66 | Redmond |
| Emerald Crest Mobile Home Park | Emerald Crest Mobile Home Park | King | 121 | Renton |
| Hi - Land Mobile Manor | Hi - Land Mobile Manor | King | 338 | Renton |
| Cedar Glen Mobile Home Park | Cedar Glen Mobile Home Park | Kitsap | 226 | Suquamish |
| Greenwood Mobile Home Park | Greenwood Mobile Home Park | Grays Harbor | 59 | Malone |
| Bobs Mobile Home Park | Bobs Mobile Home Park | Pierce | 276 | Steilacoom |
| Log Cabin Resort Mobile Home Park | Log Cabin Resort Mobile Home Park | Ferry | 2598 | Twin Lakes |
| Leisure Manor Mobile Home Park | Leisure Manor Mobile Home Park | Grays Harbor | 10 | Aberdeen |
| Linkshire Market Mobile Home Park | Linkshire Market Mobile Home Park | Grays Harbor | 102 | Central Park |
| Rustemeyer Mobile Home Park | Rustemeyer Mobile Home Park | Grays Harbor | 79 | Hoquiam |
| Country Hills Mobile Home Park | Country Hills Mobile Home Park | Stevens | 1637 | Addy |
| Allynview Mobile Park | Allynview Mobile Park | Mason | 49 | Belfair |
| Airway Mobile Home Park | Airway Mobile Home Park | Snohomish | 141 | Arlington West |
| Forest Grove Mobile Home Park | Forest Grove Mobile Home Park | Snohomish | 128 | Arlington West |
| Hidden Glen Mobile Home Park | Hidden Glen Mobile Home Park | Snohomish | 125 | Arlington West |
| Lake Ki Mobile Home Park | Lake Ki Mobile Home Park | Snohomish | 427 | Stanwood |
| Mobile Estates | Mobile Estates | Snohomish | 131 | Arlington West |
| Portage Green Mobile Home Court | Portage Green Mobile Home Court | Snohomish | 154 | Arlington East |
| Riverside Mobile Home Park | Riverside Mobile Home Park | Snohomish | 69 | Arlington West |
| Seven Lakes Mobile Home Park | Seven Lakes Mobile Home Park | Snohomish | 459 | Stanwood |
| Smokey Point Mobile Home Park | Smokey Point Mobile Home Park | Snohomish | 125 | Arlington West |
| Auburn Green Mobile Home Park | Auburn Green Mobile Home Park | King | 121 | Auburn |
| Auburn Hills Mobile Home Park | Auburn Hills Mobile Home Park | King | 351 | Auburn |
| Auburn Manor Community Mobile Home Park | Auburn Manor Community Mobile Home Park | King | 105 | Auburn |
| Auburn Mobile Park | Auburn Mobile Park | King | 98 | Auburn |
| College Place Mobile Home Park | College Place Mobile Home Park | King | 436 | Auburn |
| Don Juan Mobile Home Park | Don Juan Mobile Home Park | King | 125 | Auburn |
| Forest Villa Manor Mobile Home Park | Forest Villa Manor Mobile Home Park | King | 338 | Auburn |
| Lake Money Smith Estates Mobile Home Park | Lake Money Smith Estates Mobile Home Park | King | 443 | Auburn |
| Laurelwood Mobile Home Park | Laurelwood Mobile Home Park | King | 102 | Auburn |
| Leisure Manor Mobile Community | Leisure Manor Mobile Community | King | 128 | Auburn |
| Palisades Mobile Home Estates | Palisades Mobile Home Estates | King | 325 | Auburn |
| Park Place Estates Manufactured Home Park | Park Place Estates Manufactured Home Park | King | 417 | Black Diamond |
| Rio Verde Mobile Estates | Rio Verde Mobile Estates | King | 59 | Auburn |
| Shady Hill Mobile Home Park | Shady Hill Mobile Home Park | King | 384 | Auburn |
| Skylark Village II Mobile Home Park | Skylark Village II Mobile Home Park | King | 128 | Auburn |
| Skylark Village Mobile Home Park | Skylark Village Mobile Home Park | King | 128 | Auburn |
| Spaids Unique Manor and Estates Mobile Home Park | Spaids Unique Manor and Estates Mobile Home Park | King | 121 | Auburn |
| Tall Cedars Mobile Court | Tall Cedars Mobile Court | King | 112 | Auburn |
| The River Mobile Estates | The River Mobile Estates | King | 52 | Auburn |
| White River Estate Mobile Home Park | White River Estate Mobile Home Park | King | 89 | Auburn |
| Wildwood Mobile Home Estates | Wildwood Mobile Home Estates | King | 338 | Auburn |
| Islander Mobile Home Park | Islander Mobile Home Park | Kitsap | 115 | Suquamish |
| Lake Pleasant Mobile Home | Lake Pleasant Mobile Home | Clallam | 397 | Lake Pleasant |
| Golden Bell Mobile Home Park | Golden Bell Mobile Home Park | Mason | 23 | Belfair |
| Autumn Lane Mobile Home Park | Autumn Lane Mobile Home Park | Whatcom | 282 | Bellingham South |
| Bakerview Mobile Estates | Bakerview Mobile Estates | Whatcom | 171 | Bellingham North |
| Calmor Cove Club Mobile Home Park | Calmor Cove Club Mobile Home Park | Whatcom | 295 | Bellingham South |
| Cresthaven Mobile Home Park | Cresthaven Mobile Home Park | Whatcom | 492 | Bellingham South |
| Hilltop Haven Mobile Home Park | Hilltop Haven Mobile Home Park | Whatcom | 663 | Bellingham South |
| James Street Estates Mobile Home Park | James Street Estates Mobile Home Park | Whatcom | 167 | Bellingham North |
| Lake Padden Estates Mobile Home Park | Lake Padden Estates Mobile Home Park | Whatcom | 594 | Bellingham South |
| Lake Samish Terrace Mobile Home Park | Lake Samish Terrace Mobile Home Park | Whatcom | 295 | Bellingham South |
| Lakeway Mobile Estates | Lakeway Mobile Estates | Whatcom | 171 | Bellingham South |
| Larsen Mobile Manor | Larsen Mobile Manor | Whatcom | 98 | Ferndale |
| Manthey's Country Mobile Home Park | Manthey's Country Mobile Home Park | Whatcom | 82 | Ferndale |
| Mill Wheel Mobile Home Park | Mill Wheel Mobile Home Park | Whatcom | 325 | Bellingham North |
| Parkway Village Mobile Home Park | Parkway Village Mobile Home Park | Whatcom | 118 | Bellingham South |
| Robin Lane Mobile Home Park | Robin Lane Mobile Home Park | Whatcom | 92 | Bellingham South |
| South End Mobile Estates | South End Mobile Estates | Whatcom | 115 | Bellingham South |
| Cedarbrook Mobile Home Park | Cedarbrook Mobile Home Park | King | 620 | Black Diamond |
| Raineer View Mobile Home Community | Raineer View Mobile Home Community | King | 630 | Black Diamond |
| Baywood Mobile Home Park | Baywood Mobile Home Park | Whatcom | 59 | Blaine |
| Bel Air Village Trailer Court | Bel Air Village Trailer Court | Whatcom | 56 | Blaine |
| Birch Bay Resort Mobile Home Park | Birch Bay Resort Mobile Home Park | Whatcom | 46 | Blaine |
| Edgewater Resort and Trailer Park | Edgewater Resort and Trailer Park | Whatcom | 13 | Blaine |
| North Bay Mobile Home Park | North Bay Mobile Home Park | Whatcom | 46 | Birch Point |
| Plaza Mobile Home Park | Plaza Mobile Home Park | Whatcom | 62 | Blaine |
| Lake Bowman Mobile Home Park | Lake Bowman Mobile Home Park | Pierce | 472 | Auburn |
| Quiet Meadows Mobile Park | Quiet Meadows Mobile Park | Pierce | 656 | Sumner |
| Canyon Mobile Park | Canyon Mobile Park | Snohomish | 177 | Bothell |
| Cascade Vista Mobile Estates | Cascade Vista Mobile Estates | Snohomish | 397 | Bothell |
| Country Club Senior Mobile Park | Country Club Senior Mobile Park | Snohomish | 236 | Edmonds East |
| Green Acres Mobile Home Park | Green Acres Mobile Home Park | Snohomish | 285 | Bothell |
| Holly Hills Mobile Home Park | Holly Hills Mobile Home Park | King | 210 | Bothell |
| Kennard Mobile Estates | Kennard Mobile Estates | Snohomish | 184 | Bothell |
| Lazy Wheels Mobile Park | Lazy Wheels Mobile Park | King | 30 | Bothell |
| Lockwood Village Mobile Home Park | Lockwood Village Mobile Home Park | Snohomish | 118 | Bothell |
| North Creek Mobile Home Park | North Creek Mobile Home Park | Snohomish | 220 | Bothell |
| Northwest Mobile Home Park | Northwest Mobile Home Park | Snohomish | 400 | Bothell |
| River Shores Mobile Home Park | River Shores Mobile Home Park | King | 23 | Bothell |
| Riverside Mobile Estates | Riverside Mobile Estates | King | 23 | Bothell |
| Royal Coachman Mobile Home Park | Royal Coachman Mobile Home Park | Snohomish | 203 | Bothell |
| Thunderbird Mobile Home Park | Thunderbird Mobile Home Park | Snohomish | 354 | Bothell |
| Twin Creek Mobile Home Park | Twin Creek Mobile Home Park | Snohomish | 121 | Bothell |
| Valley View Mobile Manor | Valley View Mobile Manor | King | 98 | Bothell |
| Woodcrest Estates Mobile Home Park | Woodcrest Estates Mobile Home Park | King | 220 | Bothell |
| Camelot Mobile Estates | Camelot Mobile Estates | Kitsap | 302 | Bremerton West |
| Carrington Mobile Home Park | Carrington Mobile Home Park | Kitsap | 253 | Bremerton West |
| Countryside Mobile Home Park | Countryside Mobile Home Park | Kitsap | 197 | Poulsbo |
| Crestwood Mobile Home Park | Crestwood Mobile Home Park | Kitsap | 331 | Bremerton East |
| Erlands Point Mobile Home Park | Erlands Point Mobile Home Park | Kitsap | 23 | Bremerton West |
| Golden Mobile Home Park | Golden Mobile Home Park | Kitsap | 161 | Poulsbo |
| Kariotis Mobile Estates | Kariotis Mobile Estates | Kitsap | 397 | Bremerton East |
| Kitsap Lake Mobile Home Park | Kitsap Lake Mobile Home Park | Kitsap | 282 | Bremerton West |
| Northlake Mobile Home Park | Northlake Mobile Home Park | Kitsap | 85 | Bremerton West |
| Rocky Point Mobile Home Park | Rocky Point Mobile Home Park | Kitsap | 82 | Bremerton West |
| Silver Creek Meadows Mobile Home Park | Silver Creek Meadows Mobile Home Park | Kitsap | 79 | Poulsbo |
| Silverdale Mobile Estates | Silverdale Mobile Estates | Kitsap | 144 | Bremerton West |
| Steele Creek Mobile Home Park | Steele Creek Mobile Home Park | Kitsap | 128 | Poulsbo |
| Golden Valley Mobile Home Park | Golden Valley Mobile Home Park | Pierce | 466 | Buckley |
| Meadowbrook Mobile Home Park | Meadowbrook Mobile Home Park | Pierce | 709 | Buckley |
| Mountplains Rainier Mobile Home Park | Mountplains Rainier Mobile Home Park | Pierce | 669 | Buckley |
| Sandy Acres Mobile Home Park | Sandy Acres Mobile Home Park | Pierce | 666 | Buckley |
| Burlington Hill Estates Mobile Home Park | Burlington Hill Estates Mobile Home Park | Skagit | 39 | Mount Vernon |
| Burlington Mobile Park | Burlington Mobile Park | Skagit | 33 | Mount Vernon |
| Country Mobile Home Court | Country Mobile Home Court | Skagit | 39 | Mount Vernon |
| Laird Mobile Home Park | Laird Mobile Home Park | Skagit | 36 | Mount Vernon |
| Nelson Mobile Home Park | Nelson Mobile Home Park | Skagit | 43 | Mount Vernon |
| Carnation Mobile Haven | Carnation Mobile Haven | King | 82 | Carnation |
| Dawn Lee Mobile Home Court | Dawn Lee Mobile Home Court | Chelan | 932 | Peshastin |
| Hay Canyon Mobile Home Park | Hay Canyon Mobile Home Park | Chelan | 840 | Cashmere |
| Riverbend Mobile Home Park | Riverbend Mobile Home Park | Chelan | 879 | Peshastin |
| Selfs Trailer Park | Selfs Trailer Park | Chelan | 840 | Cashmere |
| Town's Mobile Home Park | Town's Mobile Home Park | Chelan | 804 | Cashmere |
| Indian Village Mobile Home Park | Indian Village Mobile Home Park | Wahkiakum | 223 | Nassa Point |
| Apple Acres Mobile Village | Apple Acres Mobile Village | Chelan | 1293 | Chelan Falls |
| Gardners Mobile Home Park | Gardners Mobile Home Park | Stevens | 1660 | Chewelah |
| Hartill's Ridgecrest Mobile Home Park | Hartill's Ridgecrest Mobile Home Park | Stevens | 1670 | Chewelah |
| Ridgecrest Mobile Home Park | Ridgecrest Mobile Home Park | Stevens | 1660 | Chewelah |
| Steven's Street Mobile Home Park | Steven's Street Mobile Home Park | Stevens | 1650 | Chewelah |
| Aview Mobile Home Park | Aview Mobile Home Park | Clallam | 82 | Clallam Bay |
| Sams Trailer Park | Sams Trailer Park | Clallam | 49 | Clallam Bay |
| Clayton Meadows Mobile Home Park | Clayton Meadows Mobile Home Park | Stevens | 2254 | Clayton |
| North Vista Mobile Home Park | North Vista Mobile Home Park | Spokane | 2205 | Clayton |
| Country Villa Mobile Estates | Country Villa Mobile Estates | Stevens | 1601 | Addy Mountain |
| Millers Mobile Home Park | Millers Mobile Home Park | Stevens | 1581 | Colville |
| Mobile Ranch Park | Mobile Ranch Park | Stevens | 1578 | Colville |
| Mountain View Mobile Home Park | Mountain View Mobile Home Park | Stevens | 1581 | Colville |
| Panorama Mobile Home Park | Panorama Mobile Home Park | Stevens | 1880 | Arden |
| Timberline Mobile Home Park | Timberline Mobile Home Park | Skagit | 200 | Grandy Lake |
| Olympic View Mobile Home Park | Olympic View Mobile Home Park | Island | 95 | Coupeville |
| Terry Mobile Park | Terry Mobile Park | Island | 121 | Coupeville |
| Cascade Kamloops Trout Farm Mobile Home Park | Cascade Kamloops Trout Farm Mobile Home Park | Snohomish | 564 | Darrington |
| Darrington Mobile Home Park 1 | Darrington Mobile Home Park 1 | Snohomish | 558 | Darrington |
| Darrington Mobile Home Park 2 | Darrington Mobile Home Park 2 | Snohomish | 591 | Helena Ridge |
| Delray Mobile Home Park | Delray Mobile Home Park | King | 108 | Poverty Bay |
| Pine Terrace Mobile Home Park | Pine Terrace Mobile Home Park | King | 394 | Des Moines |
| Puget View Mobile Home Park | Puget View Mobile Home Park | King | 394 | Des Moines |
| Sound Vista Mobile Home Park | Sound Vista Mobile Home Park | King | 404 | Des Moines |
| Depot Village Mobile Home Park | Depot Village Mobile Home Park | King | 56 | Carnation |
| Duvall Highland Mobile Home Park | Duvall Highland Mobile Home Park | King | 436 | Carnation |
| Country Lane Mobile Home Park | Country Lane Mobile Home Park | Pierce | 801 | Eatonville |
| Mill Village Mobile Home Park | Mill Village Mobile Home Park | Pierce | 797 | Eatonville |
| Ridge Acres Mobile Home Park | Ridge Acres Mobile Home Park | Snohomish | 394 | Edmonds East |
| Trailer Lane Mobile Park | Trailer Lane Mobile Park | Snohomish | 397 | Edmonds East |
| Oak Acres Mobile Home Park | Oak Acres Mobile Home Park | Grays Harbor | 43 | Elma |
| Circle H Mobile Home Park | Circle H Mobile Home Park | King | 728 | Enumclaw |
| Crystalaire Mobile Home Park | Crystalaire Mobile Home Park | King | 784 | Enumclaw |
| Misty Mountain Mobile Home Park | Misty Mountain Mobile Home Park | King | 702 | Cumberland |
| Mountain Meadows Manufactured Home Community | Mountain Meadows Manufactured Home Community | King | 738 | Enumclaw |
| Mountain Villa Mobile Manor | Mountain Villa Mobile Manor | King | 741 | Enumclaw |
| Airport Inn Mobile Home Park | Airport Inn Mobile Home Park | Snohomish | 528 | Mukilteo |
| Alpine Mobile Home Park | Alpine Mobile Home Park | Snohomish | 456 | Mukilteo |
| Atlasta Mobile Park | Atlasta Mobile Park | Snohomish | 512 | Mukilteo |
| Avondale Mobile Home Park | Avondale Mobile Home Park | Snohomish | 541 | Mukilteo |
| Broadway Terrace Mobile Home Park | Broadway Terrace Mobile Home Park | Snohomish | 108 | Marysville |
| Cardinal Estates Mobile Home Park | Cardinal Estates Mobile Home Park | Snohomish | 328 | Snohomish |
| Carriage Club Estates Mobile Home Park | Carriage Club Estates Mobile Home Park | Snohomish | 558 | Mukilteo |
| Chinook Mobile Home Park | Chinook Mobile Home Park | Snohomish | 505 | Mukilteo |
| Creekside Mobile Home Park | Creekside Mobile Home Park | Snohomish | 364 | Everett |
| Everett Trailer Court | Everett Trailer Court | Snohomish | 92 | Marysville |
| Fairway Estates Senior Mobile Home Park | Fairway Estates Senior Mobile Home Park | Snohomish | 591 | Mukilteo |
| Fourth Avenue West Estates Mobile Home Park | Fourth Avenue West Estates Mobile Home Park | Snohomish | 538 | Everett |
| Freeway Place Mobile Home Park | Freeway Place Mobile Home Park | Snohomish | 427 | Everett |
| Frontier Manor Mobile Home Park | Frontier Manor Mobile Home Park | Snohomish | 390 | Snohomish |
| Goodrich Mobile Park | Goodrich Mobile Park | Snohomish | 348 | Snohomish |
| Lago de Plata Villa Mobile Home Park | Lago de Plata Villa Mobile Home Park | Snohomish | 466 | Everett |
| Lake Stickney Mobile Home Park | Lake Stickney Mobile Home Park | Snohomish | 453 | Mukilteo |
| Loganberry Mobile Home Park | Loganberry Mobile Home Park | Snohomish | 558 | Mukilteo |
| Mariner Village Mobile Home Park | Mariner Village Mobile Home Park | Snohomish | 512 | Everett |
| Meridian Village Mobile Home | Meridian Village Mobile Home | Snohomish | 512 | Everett |
| Mobile Country Club | Mobile Country Club | Snohomish | 528 | Everett |
| Pine Street Mobile Home Park | Pine Street Mobile Home Park | Snohomish | 79 | Marysville |
| Shady Lawn Mobile Home Park | Shady Lawn Mobile Home Park | Snohomish | 509 | Mukilteo |
| Silver Shores Senior Mobile Home Park | Silver Shores Senior Mobile Home Park | Snohomish | 476 | Everett |
| Thomas Place Mobile Home Park | Thomas Place Mobile Home Park | Snohomish | 427 | Everett |
| Village Green Mobile Home Park | Village Green Mobile Home Park | Snohomish | 545 | Everett |
| Westridge Estates Mobile Home Park | Westridge Estates Mobile Home Park | Snohomish | 515 | Everett |
| Westview Estates Mobile Home Park | Westview Estates Mobile Home Park | Snohomish | 279 | Lake Stevens |
| Everson Mobile Home Estates | Everson Mobile Home Estates | Whatcom | 89 | Sumas |
| Fall City Mobile Park | Fall City Mobile Park | King | 105 | Fall City |
| Spring Glen Mobile Home Park | Spring Glen Mobile Home Park | King | 207 | Snoqualmie |
| Belmor Mobile Home Park | Belmor Mobile Home Park | King | 420 | Poverty Bay |
| Camelot Square Mobile Home Park | Camelot Square Mobile Home Park | King | 417 | Poverty Bay |
| Charwood Mobile Home Park | Charwood Mobile Home Park | King | 384 | Poverty Bay |
| Crestwood Mobile Home Park | Crestwood Mobile Home Park | King | 312 | Poverty Bay |
| Highline Park Mobile Home Park | Highline Park Mobile Home Park | King | 325 | Poverty Bay |
| Killarney Woods Mobile Home Park | Killarney Woods Mobile Home Park | King | 325 | Poverty Bay |
| Kloshe Illahee Mobile Home Park | Kloshe Illahee Mobile Home Park | King | 344 | Poverty Bay |
| Laurelwood Valley Mobile Home Park | Laurelwood Valley Mobile Home Park | King | 430 | Poverty Bay |
| Parkwood Lane Mobile Home Park | Parkwood Lane Mobile Home Park | King | 420 | Poverty Bay |
| Twin Cedars Mobile Home Park | Twin Cedars Mobile Home Park | King | 318 | Poverty Bay |
| Barrett Lake Mobile Home Park | Barrett Lake Mobile Home Park | Whatcom | 26 | Ferndale |
| Duncans Mobile Home Park | Duncans Mobile Home Park | Whatcom | 72 | Bertrand Creek |
| Evergreen Mobile Home Park | Evergreen Mobile Home Park | Whatcom | 79 | Bertrand Creek |
| Fairfield Mobile Home Park | Fairfield Mobile Home Park | Whatcom | 105 | Bertrand Creek |
| Ferndale Mobile Village | Ferndale Mobile Village | Whatcom | 66 | Ferndale |
| Lamplighter Mobile Park | Lamplighter Mobile Park | Whatcom | 62 | Ferndale |
| Mountain View Estates Mobile Home Park | Mountain View Estates Mobile Home Park | Whatcom | 43 | Ferndale |
| Mountain Vista Mobile Home Park | Mountain Vista Mobile Home Park | Whatcom | 30 | Ferndale |
| Northwest Mobile Home Park | Northwest Mobile Home Park | Whatcom | 69 | Bertrand Creek |
| Portal Creek Mobile Home Park | Portal Creek Mobile Home Park | Whatcom | 59 | Ferndale |
| Portal Way Mobile Village | Portal Way Mobile Village | Whatcom | 79 | Bertrand Creek |
| Ardenia Gale Mobile Home Park | Ardenia Gale Mobile Home Park | Pierce | 33 | Puyallup |
| Alder Grove Mobile Home Park | Alder Grove Mobile Home Park | Clallam | 374 | Reade Hill |
| Elk Creek Mobile Home Park | Elk Creek Mobile Home Park | Clallam | 377 | Reade Hill |
| Forks Mobile Home Park | Forks Mobile Home Park | Clallam | 318 | Forks |
| Marietta Mobile Home Court | Marietta Mobile Home Court | Clallam | 312 | Forks |
| Muralts Mobile Home Park | Muralts Mobile Home Park | Clallam | 285 | Forks |
| Rain Forest Mobile Home Park | Rain Forest Mobile Home Park | Clallam | 302 | Forks |
| Wasankaris Mobile Home Park | Wasankaris Mobile Home Park | Clallam | 318 | Forks |
| Willow Place Mobile Home Park | Willow Place Mobile Home Park | Clallam | 322 | Forks |
| Holmes Harbor Mobile Home Court | Holmes Harbor Mobile Home Court | Island | 82 | Freeland |
| Oaks Mobile Home Park | Oaks Mobile Home Park | San Juan | 131 | False Bay |
| Town and Country Mobile Home Park | Town and Country Mobile Home Park | San Juan | 128 | Friday Harbor |
| Harborland Mobile Home Park | Harborland Mobile Home Park | Pierce | 305 | Gig Harbor |
| Peninsula Mobile Park | Peninsula Mobile Park | Pierce | 351 | Fox Island |
| The Lakes Mobile Home Park | The Lakes Mobile Home Park | Pierce | 318 | Olalla |
| West Anchor Mobile Home Park | West Anchor Mobile Home Park | Pierce | 262 | Gig Harbor |
| Alpine Meadows Mobile Home Park | Alpine Meadows Mobile Home Park | Snohomish | 210 | Gold Bar |
| McDaniels Mobile Village | McDaniels Mobile Village | Snohomish | 187 | Gold Bar |
| Bonavilla Mobile Home Park | Bonavilla Mobile Home Park | Pierce | 535 | Frederickson |
| Country Road Estates Mobile Home Park | Country Road Estates Mobile Home Park | Pierce | 538 | Frederickson |
| Deer Run Mobile Home Park | Deer Run Mobile Home Park | Pierce | 571 | Frederickson |
| Evergreen Acres Mobile Home Park | Evergreen Acres Mobile Home Park | Pierce | 525 | Frederickson |
| Evergreen Ridge Mobile Home Park | Evergreen Ridge Mobile Home Park | Pierce | 574 | Frederickson |
| Glendale Mobile Home Park | Glendale Mobile Home Park | Pierce | 541 | Frederickson |
| Golden Horseshoe Mobile Home Park | Golden Horseshoe Mobile Home Park | Pierce | 505 | Frederickson |
| Greenwood Mobile Home Park | Greenwood Mobile Home Park | Pierce | 758 | Frederickson |
| Little Cedars Mobile Home Park | Little Cedars Mobile Home Park | Pierce | 482 | Frederickson |
| Meridian Terrace Mobile Manor | Meridian Terrace Mobile Manor | Pierce | 535 | Frederickson |
| Parklane Mobile Estates | Parklane Mobile Estates | Pierce | 489 | Frederickson |
| Shadow Pines Mobile Estates | Shadow Pines Mobile Estates | Pierce | 528 | Frederickson |
| Shady Woods East and West Mobile Home Park | Shady Woods East and West Mobile Home Park | Pierce | 551 | Frederickson |
| Sunset Terrace Mobile Home Park | Sunset Terrace Mobile Home Park | Pierce | 551 | Frederickson |
| The Ridge Mobile Home Park | The Ridge Mobile Home Park | Pierce | 528 | Frederickson |
| Pilchuck Mobile Park | Pilchuck Mobile Park | Snohomish | 410 | Granite Falls |
| Rest - A - While Mobile Home Park | Rest - A - While Mobile Home Park | Mason | 26 | Lilliwaup |
| Rosewood Manor Mobile Home Park | Rosewood Manor Mobile Home Park | Grays Harbor | 13 | Hoquiam |
| Alpine Mobile Manor | Alpine Mobile Manor | King | 459 | Fall City |
| Tiger Mountain Mobile Home Park | Tiger Mountain Mobile Home Park | King | 338 | Maple Valley |
| Inglewood Estates Mobile Home Park | Inglewood Estates Mobile Home Park | King | 23 | Bothell |
| Lake Terrace Court Mobile Home Park | Lake Terrace Court Mobile Home Park | King | 43 | Bothell |
| Lakewood Mobile Home Park | Lakewood Mobile Home Park | King | 49 | Bothell |
| Lakewood Villa Mobile Home Park | Lakewood Villa Mobile Home Park | King | 23 | Bothell |
| Sarvis Mobile Estates | Sarvis Mobile Estates | King | 30 | Bothell |
| Benson Village Mobile Home Park | Benson Village Mobile Home Park | King | 417 | Renton |
| Bonel Mobile Manor | Bonel Mobile Manor | King | 33 | Des Moines |
| Canyon View Mobile Home Park | Canyon View Mobile Home Park | King | 423 | Renton |
| Cascade Mobile Villa | Cascade Mobile Villa | King | 371 | Auburn |
| Circle K Mobile Home Park | Circle K Mobile Home Park | King | 36 | Des Moines |
| East Hill Estates Mobile Home Park | East Hill Estates Mobile Home Park | King | 472 | Renton |
| Horseshoe Acres Mobile Home Park | Horseshoe Acres Mobile Home Park | King | 33 | Auburn |
| Lake Meridian Estates Mobile Home Park | Lake Meridian Estates Mobile Home Park | King | 387 | Auburn |
| Maple Lane Mobile Home Court | Maple Lane Mobile Home Court | King | 30 | Auburn |
| Mar A Villa Mobile Home Park | Mar A Villa Mobile Home Park | King | 384 | Des Moines |
| Midway Mobile Mansions | Midway Mobile Mansions | King | 364 | Des Moines |
| Pantera Lago Estates Mobile Home Park | Pantera Lago Estates Mobile Home Park | King | 472 | Renton |
| Paradise Mobile Home Park | Paradise Mobile Home Park | King | 36 | Renton |
| Pleasant Valley Manor Mobile Home Park | Pleasant Valley Manor Mobile Home Park | King | 423 | Black Diamond |
| Shafrans Mobile Estate | Shafrans Mobile Estate | King | 30 | Des Moines |
| Soos Creek Mobile Home Estates | Soos Creek Mobile Home Estates | King | 358 | Auburn |
| Valley Mobile Manor | Valley Mobile Manor | King | 52 | Auburn |
| Walnut Grove Mobile Home Park | Walnut Grove Mobile Home Park | King | 33 | Auburn |
| West Hill Mobile Manor | West Hill Mobile Manor | King | 305 | Poverty Bay |
| Willo Vista Mobile Estates | Willo Vista Mobile Estates | King | 49 | Renton |
| Lakeside Mobile Home Park | Lakeside Mobile Home Park | Ferry | 1322 | Marcus |
| Lindseys Mobile Home Park | Lindseys Mobile Home Park | Stevens | 1624 | Kettle Falls |
| Mountain View Mobile Home Park | Mountain View Mobile Home Park | Stevens | 1611 | Kettle Falls |
| Yellow Pine Mobile Home Park | Yellow Pine Mobile Home Park | Stevens | 1608 | Kettle Falls |
| Firwood Lane Mobile Home Park | Firwood Lane Mobile Home Park | King | 85 | Kirkland |
| Lakeview Mobile Home Park | Lakeview Mobile Home Park | Snohomish | 223 | Snohomish |
| Acorn Meadows Mobile Home Park | Acorn Meadows Mobile Home Park | Pierce | 262 | Steilacoom |
| Alpine Estates Mobile Home Park | Alpine Estates Mobile Home Park | Pierce | 269 | Fort Lewis |
| Canterbury Estates Mobile Home Park | Canterbury Estates Mobile Home Park | Pierce | 285 | Tacoma South |
| Karwin Village Mobile Home Park | Karwin Village Mobile Home Park | Pierce | 299 | Tacoma South |
| Manor Mobile Home Park | Manor Mobile Home Park | Pierce | 312 | Tacoma South |
| North West Mobile Home Park | North West Mobile Home Park | Pierce | 305 | Tacoma South |
| Sunrise Manor Mobile Home Park | Sunrise Manor Mobile Home Park | Pierce | 272 | Steilacoom |
| Twin Oaks Mobile Home Park | Twin Oaks Mobile Home Park | Pierce | 289 | Tacoma South |
| Woodbrook Mobile Home Park | Woodbrook Mobile Home Park | Pierce | 276 | Fort Lewis |
| Wheel Estates Mobile Home Park | Wheel Estates Mobile Home Park | Island | 125 | Langley |
| Anthonys Mobile Home Court | Anthonys Mobile Home Court | Pacific | 20 | Cape Disappointment |
| Driftwood Mobile Home Park | Driftwood Mobile Home Park | Pacific | 20 | Cape Disappointment |
| El Mar Estates Mobile Home Park | El Mar Estates Mobile Home Park | Pacific | 13 | Cape Disappointment |
| Ma and Pas Mobile Home Park | Ma and Pas Mobile Home Park | Pacific | 23 | Ocean Park |
| Pacific West Mobile Home Park | Pacific West Mobile Home Park | Pacific | 23 | Ocean Park |
| Sand - Lo Trailer Park | Sand - Lo Trailer Park | Pacific | 20 | Cape Disappointment |
| Loon Lake Acres Mobile Home Park | Loon Lake Acres Mobile Home Park | Stevens | 2444 | Springdale |
| Dodson Mobile Home Park | Dodson Mobile Home Park | Whatcom | 105 | Lynden |
| Royal Coachman Mobile Estates | Royal Coachman Mobile Estates | Whatcom | 85 | Lynden |
| Beardens Mobile Home Park | Beardens Mobile Home Park | Snohomish | 364 | Edmonds East |
| Candlewood Estates Mobile Home Park | Candlewood Estates Mobile Home Park | Snohomish | 594 | Edmonds East |
| Center Mobile Park | Center Mobile Park | Snohomish | 381 | Edmonds East |
| Evergreen Estates Mobile Homes | Evergreen Estates Mobile Homes | Snohomish | 384 | Edmonds East |
| J and L Mobile Home Park | J and L Mobile Home Park | Snohomish | 381 | Edmonds East |
| King's Mobile Home Court | King's Mobile Home Court | Snohomish | 436 | Edmonds East |
| Kingsbury East Mobile Home Park | Kingsbury East Mobile Home Park | Snohomish | 482 | Edmonds East |
| Kingsbury West Mobile Home Park | Kingsbury West Mobile Home Park | Snohomish | 404 | Edmonds East |
| Lynnwood Heights Mobile Home Park | Lynnwood Heights Mobile Home Park | Snohomish | 610 | Edmonds East |
| Lynnwood Mobile Park | Lynnwood Mobile Park | Snohomish | 427 | Edmonds East |
| Manor Heights Mobile Home Park | Manor Heights Mobile Home Park | Snohomish | 620 | Edmonds East |
| Marks Mobile Home Park | Marks Mobile Home Park | Snohomish | 325 | Edmonds East |
| Martha Lake Mobile Manor | Martha Lake Mobile Manor | Snohomish | 495 | Bothell |
| Meadowdale Mobile Home Park | Meadowdale Mobile Home Park | Snohomish | 423 | Edmonds East |
| Medo Lynn Mobile Home Park | Medo Lynn Mobile Home Park | Snohomish | 397 | Edmonds East |
| Royalwood Mobile Home Estates | Royalwood Mobile Home Estates | Snohomish | 413 | Edmonds East |
| Seattle Heights Mobile Home Park | Seattle Heights Mobile Home Park | Snohomish | 417 | Edmonds East |
| Serene Terrace Mobile Home Park | Serene Terrace Mobile Home Park | Snohomish | 541 | Edmonds East |
| Shady Glen Mobile Home Park | Shady Glen Mobile Home Park | Snohomish | 459 | Edmonds East |
| Spacette Mobile Home Community | Spacette Mobile Home Community | Snohomish | 417 | Edmonds East |
| Squire Mobile Home Park | Squire Mobile Home Park | Snohomish | 492 | Edmonds East |
| Tally Ho Mobile Home Park | Tally Ho Mobile Home Park | Snohomish | 410 | Edmonds East |
| Westburg Mobile Park | Westburg Mobile Park | Snohomish | 614 | Edmonds East |
| Malo Trailer Court | Malo Trailer Court | Ferry | 2126 | Malo |
| Cedar Grove Mobile Home Park | Cedar Grove Mobile Home Park | King | 226 | Maple Valley |
| Brookside Mobile Home Park | Brookside Mobile Home Park | Snohomish | 46 | Marysville |
| Cedar Lane Mobile Home Park | Cedar Lane Mobile Home Park | Snohomish | 75 | Marysville |
| Country Mobile Estates | Country Mobile Estates | Snohomish | 85 | Marysville |
| Crystal Tree Village Mobile Home Park | Crystal Tree Village Mobile Home Park | Snohomish | 118 | Arlington West |
| Eagle Point Mobile Home Park | Eagle Point Mobile Home Park | Snohomish | 98 | Arlington West |
| Emerald Hills Estates Mobile Home Park | Emerald Hills Estates Mobile Home Park | Snohomish | 98 | Arlington West |
| Glenwood Mobile Estates | Glenwood Mobile Estates | Snohomish | 56 | Marysville |
| Kellogg Village Mobile Home Park | Kellogg Village Mobile Home Park | Snohomish | 79 | Marysville |
| La Tierra Mobile Home Park | La Tierra Mobile Home Park | Snohomish | 46 | Marysville |
| Liberty Village Mobile Home Park | Liberty Village Mobile Home Park | Snohomish | 46 | Marysville |
| Midway Gardens Mobile Park | Midway Gardens Mobile Park | Snohomish | 108 | Arlington West |
| Mobile Haven Mobile Home Park | Mobile Haven Mobile Home Park | Snohomish | 39 | Marysville |
| Mobile Manor | Mobile Manor | Snohomish | 66 | Marysville |
| Sands 55 Plus Mobile Park | Sands 55 Plus Mobile Park | Snohomish | 66 | Marysville |
| Twin Cedar Mobile Park | Twin Cedar Mobile Park | Snohomish | 49 | Marysville |
| Forest View Senior 55 Plus Community Mobile Home Park | Forest View Senior 55 Plus Community Mobile Home Park | Grays Harbor | 217 | McCleary |
| Viking West Mobile Home Park | Viking West Mobile Home Park | Grays Harbor | 108 | McCleary |
| Halo Mobile Home Park | Halo Mobile Home Park | Snohomish | 351 | Bothell |
| Heather Hills Mobile Home Park | Heather Hills Mobile Home Park | King | 338 | Poverty Bay |
| Monroe Mobile Home Park | Monroe Mobile Home Park | Snohomish | 62 | Monroe |
| Country Estates Mobile Home Park | Country Estates Mobile Home Park | Grays Harbor | 154 | Central Park |
| Crawfords Mobile Home Court | Crawfords Mobile Home Court | Grays Harbor | 154 | Central Park |
| Eastgate Mobile Home Park | Eastgate Mobile Home Park | Grays Harbor | 43 | Montesano |
| Evergreen Mobile Estates | Evergreen Mobile Estates | Grays Harbor | 39 | Montesano |
| Hidden Valley Mobile Home Park | Hidden Valley Mobile Home Park | Grays Harbor | 161 | Central Park |
| Bay View Mobile Home Park | Bay View Mobile Home Park | Skagit | 39 | La Conner |
| Colonial Mobile Home Park | Colonial Mobile Home Park | Skagit | 217 | Mount Vernon |
| Eagle Mobile Home Park | Eagle Mobile Home Park | Skagit | 20 | La Conner |
| Evergreen Mobile Home Park | Evergreen Mobile Home Park | Skagit | 20 | Mount Vernon |
| Little Mountain Estates Mobile Home Park | Little Mountain Estates Mobile Home Park | Skagit | 223 | Mount Vernon |
| Mountain View Mobile Park | Mountain View Mobile Park | Skagit | 20 | Mount Vernon |
| Skagit Valley Mobile Manor | Skagit Valley Mobile Manor | Skagit | 69 | Mount Vernon |
| View Mont Mobile Park | View Mont Mobile Park | Skagit | 217 | Mount Vernon |
| Courtyard Mobile Home Park | Courtyard Mobile Home Park | Snohomish | 331 | Edmonds East |
| Mountain View Villa Mobile Home Park | Mountain View Villa Mobile Home Park | Snohomish | 443 | Edmonds East |
| Youngs Mobile Home Park | Youngs Mobile Home Park | Snohomish | 338 | Edmonds East |
| Lazy Acres Mobile Home Park | Lazy Acres Mobile Home Park | Pend Oreille | 2123 | Newport |
| Mount Si Mobile Home Park | Mount Si Mobile Home Park | King | 482 | North Bend |
| Fairfield Mobile Home Park | Fairfield Mobile Home Park | Pierce | 285 | Tacoma South |
| Country Place Mobile Home Park | Country Place Mobile Home Park | Island | 266 | Crescent Harbor |
| Fort Knox Mobile Home Park | Fort Knox Mobile Home Park | Island | 299 | Anacortes South |
| Harborview Mobile Home Park | Harborview Mobile Home Park | Island | 128 | Oak Harbor |
| Island Park Manufactured Home Park | Island Park Manufactured Home Park | Island | 187 | Crescent Harbor |
| Oak Hollow Mobile Home Park | Oak Hollow Mobile Home Park | Island | 82 | Oak Harbor |
| Parkwood Manor Mobile Home Park | Parkwood Manor Mobile Home Park | Island | 239 | Oak Harbor |
| Town and Country Mobile Home Park | Town and Country Mobile Home Park | Island | 89 | Oak Harbor |
| Valley High Mobile Park | Valley High Mobile Park | Island | 102 | Oak Harbor |
| Wagon Wheel Mobile Home Park | Wagon Wheel Mobile Home Park | Island | 246 | Oak Harbor |
| Western Village Mobile Estates | Western Village Mobile Estates | Island | 72 | Oak Harbor |
| Windmill Mobile Home Courts | Windmill Mobile Home Courts | Island | 138 | Oak Harbor |
| Klipsan Meadows Park | Klipsan Meadows Park | Pacific | 26 | Ocean Park |
| Ocean Bay Mobile Home Park | Ocean Bay Mobile Home Park | Pacific | 30 | Ocean Park |
| M Bar J Ranch Mobile Home Park | M Bar J Ranch Mobile Home Park | Okanogan | 817 | Malott |
| Olympic View Mobile Manor | Olympic View Mobile Manor | Kitsap | 177 | Olalla |
| Country Estates Mobile Home Park | Country Estates Mobile Home Park | Okanogan | 991 | The Pothole |
| Log Cabin Mobile Home Park | Log Cabin Mobile Home Park | Okanogan | 840 | Omak |
| Mountain View Mobile Home Park | Mountain View Mobile Home Park | Okanogan | 968 | Omak |
| Mountain View Estates Mobile Home Park | Mountain View Estates Mobile Home Park | Pierce | 210 | Orting |
| Central Valley Mobile Home Park | Central Valley Mobile Home Park | King | 69 | Poverty Bay |
| Gulfaire Mobile Villa | Gulfaire Mobile Villa | Whatcom | 85 | Point Roberts |
| Agnew Mobile Home Park | Agnew Mobile Home Park | Clallam | 95 | Carlsborg |
| Al's Mobile Home Park | Al's Mobile Home Park | Clallam | 174 | Port Angeles |
| Arney's Dam Mobile Home Park | Arney's Dam Mobile Home Park | Clallam | 328 | Elwha |
| Bayview Mobile Home Park | Bayview Mobile Home Park | Clallam | 308 | Morse Creek |
| Cedar Glen Mobile Home Park | Cedar Glen Mobile Home Park | Clallam | 266 | Port Angeles |
| Cedar Hills Mobile Home Park | Cedar Hills Mobile Home Park | Clallam | 174 | Port Angeles |
| Elmers Mobile Home Park | Elmers Mobile Home Park | Clallam | 262 | Port Angeles |
| Firwest Mobile Home Park | Firwest Mobile Home Park | Clallam | 279 | Port Angeles |
| Mountain View Mobile Park | Mountain View Mobile Park | Clallam | 328 | Port Angeles |
| Ocean View Mobile Home Park | Ocean View Mobile Home Park | Clallam | 131 | Angeles Point |
| Peters Mobile Home Park | Peters Mobile Home Park | Clallam | 259 | Morse Creek |
| Roll Inn Mobile Home Park | Roll Inn Mobile Home Park | Clallam | 249 | Port Angeles |
| View Vista Mobile Home Park | View Vista Mobile Home Park | Clallam | 272 | Morse Creek |
| Welcome Inn Trailer Court | Welcome Inn Trailer Court | Clallam | 410 | Port Angeles |
| B and R Mobile Home Court | B and R Mobile Home Court | Jefferson | 108 | Port Townsend South |
| Hadlock Adult Village Mobile Home Park | Hadlock Adult Village Mobile Home Park | Jefferson | 115 | Port Townsend South |
| Mountain View Mobile Home Park | Mountain View Mobile Home Park | Jefferson | 131 | Port Townsend South |
| Aero Mobile Court | Aero Mobile Court | Kitsap | 476 | Bremerton West |
| Berry Lake Manor Mobile Home Park | Berry Lake Manor Mobile Home Park | Kitsap | 243 | Bremerton West |
| Heritage Mobile Home Park | Heritage Mobile Home Park | Kitsap | 302 | Bremerton West |
| Kitsap West Mobile Home Court | Kitsap West Mobile Home Court | Kitsap | 338 | Olalla |
| Martell Mobile Manor | Martell Mobile Manor | Kitsap | 308 | Burley |
| McCurry Heights Mobile Home Park | McCurry Heights Mobile Home Park | Kitsap | 433 | Bremerton West |
| Orchard Bluff Mobile Home Park | Orchard Bluff Mobile Home Park | Kitsap | 246 | Bremerton West |
| Snug Harbor Mobile Home Park | Snug Harbor Mobile Home Park | Kitsap | 13 | Bremerton East |
| Four Corners Olympic Mobile Village | Four Corners Olympic Mobile Village | Jefferson | 141 | Port Townsend South |
| Hawkeye Mobile Home Park | Hawkeye Mobile Home Park | Jefferson | 203 | Port Townsend South |
| Moores Mobile Manor | Moores Mobile Manor | Jefferson | 128 | Port Townsend South |
| One Hawkeye Mobile Home Park | One Hawkeye Mobile Home Park | Jefferson | 197 | Port Townsend South |
| Sea Breeze Mobile Home Park | Sea Breeze Mobile Home Park | Jefferson | 213 | Port Townsend South |
| Poulsbo Mobile Park | Poulsbo Mobile Park | Kitsap | 335 | Poulsbo |
| Seabird Mobile Home Park | Seabird Mobile Home Park | Kitsap | 85 | Poulsbo |
| Viking Mobile Home Park | Viking Mobile Home Park | Kitsap | 308 | Poulsbo |
| Alpine Mobile Home Park | Alpine Mobile Home Park | Pierce | 82 | Sumner |
| Americana Mobile Home Park | Americana Mobile Home Park | Pierce | 528 | Frederickson |
| Leisure Estates Mobile Home Park | Leisure Estates Mobile Home Park | King | 367 | Renton |
| May Valley Manor Mobile Home Park | May Valley Manor Mobile Home Park | King | 341 | Maple Valley |
| Riverbend Mobile Home Park | Riverbend Mobile Home Park | King | 148 | Maple Valley |
| Sunnydale Mobile Home Park | Sunnydale Mobile Home Park | King | 354 | Renton |
| Valley View Mobile Home Park | Valley View Mobile Home Park | King | 148 | Maple Valley |
| Vantage Glen Mobile Home Park | Vantage Glen Mobile Home Park | King | 466 | Renton |
| Wonderland Mobile Homes | Wonderland Mobile Homes | King | 118 | Renton |
| Eastside Trailer Court | Eastside Trailer Court | Ferry | 2352 | Republic |
| Grahams Mobile Home Park | Grahams Mobile Home Park | Ferry | 2589 | Republic |
| Country Green Estates Mobile Home Park | Country Green Estates Mobile Home Park | Pierce | 525 | Harts Lake |
| Jack Travis Estates Mobile Home Park | Jack Travis Estates Mobile Home Park | Pierce | 404 | McKenna |
| McKenna Heights Mobile Home Park | McKenna Heights Mobile Home Park | Pierce | 420 | McKenna |
| Royal Oak Mobile Home Park | Royal Oak Mobile Home Park | Pierce | 338 | McKenna |
| Angle Lake Mobile Home Park | Angle Lake Mobile Home Park | King | 387 | Des Moines |
| Bow Lake Residential Mobile Home Community | Bow Lake Residential Mobile Home Community | King | 351 | Des Moines |
| The Firs Mobile Home Park | The Firs Mobile Home Park | King | 354 | Des Moines |
| Town and Country Villa Mobile Home Park | Town and Country Villa Mobile Home Park | King | 272 | Des Moines |
| Tyee Valley Mobile Manor | Tyee Valley Mobile Manor | King | 276 | Des Moines |
| Bella Mobile Home Park | Bella Mobile Home Park | King | 384 | Seattle North |
| Bryn Mawr Properties Mobile Home Park | Bryn Mawr Properties Mobile Home Park | King | 39 | Mercer Island |
| Des Moines Estates Mobile Home Park | Des Moines Estates Mobile Home Park | King | 253 | Des Moines |
| Empire View Mobile Home Park | Empire View Mobile Home Park | King | 184 | Des Moines |
| Halcyon Mobile Home Park | Halcyon Mobile Home Park | King | 387 | Seattle North |
| Jensen Trailer Mobile Home Court | Jensen Trailer Mobile Home Court | King | 315 | Seattle North |
| Skyway Mobile Home Park | Skyway Mobile Home Park | King | 236 | Des Moines |
| Suburban Villa Mobile Home Park | Suburban Villa Mobile Home Park | King | 381 | Seattle South |
| Vue Mobile Home Park | Vue Mobile Home Park | King | 233 | Des Moines |
| Westward Mobile Park | Westward Mobile Park | King | 43 | Seattle South |
| Carriage Estates Mobile Home Park | Carriage Estates Mobile Home Park | Skagit | 66 | Sedro-Woolley North |
| Cedar Lane Mobile Estates | Cedar Lane Mobile Estates | Skagit | 69 | Sedro-Woolley North |
| Parkwood Mobile Village | Parkwood Mobile Village | Skagit | 62 | Sedro-Woolley North |
| Skagit Valley View Mobile Home Park | Skagit Valley View Mobile Home Park | Skagit | 62 | Sedro-Woolley North |
| Valley View Mobile Home Park | Valley View Mobile Home Park | Skagit | 62 | Sedro-Woolley North |
| Van Fleet Mobile Home Park | Van Fleet Mobile Home Park | Skagit | 59 | Sedro-Woolley North |
| Bayview Mobile Park | Bayview Mobile Park | Clallam | 308 | Clallam Bay |
| Avellana Mobile Home Park | Avellana Mobile Home Park | Clallam | 348 | Carlsborg |
| Baywood Village Mobile Home Park | Baywood Village Mobile Home Park | Clallam | 138 | Sequim |
| Carlsborg Mobile Estates | Carlsborg Mobile Estates | Clallam | 207 | Carlsborg |
| Cedar Grove Mobile Home Park | Cedar Grove Mobile Home Park | Clallam | 223 | Carlsborg |
| City Center Mobile Home Park | City Center Mobile Home Park | Clallam | 200 | Sequim |
| Clasen Cove Estates Mobile Home Park | Clasen Cove Estates Mobile Home Park | Clallam | 157 | Sequim |
| Dukes Mobile Home Park | Dukes Mobile Home Park | Clallam | 197 | Sequim |
| Green Acres Mobile Estates | Green Acres Mobile Estates | Clallam | 243 | Carlsborg |
| Hendrickson Heritage Mobile Home Park | Hendrickson Heritage Mobile Home Park | Clallam | 200 | Sequim |
| Hide Away Mobile Home Park | Hide Away Mobile Home Park | Clallam | 239 | Sequim |
| Juniper Mobile Estates | Juniper Mobile Estates | Clallam | 226 | Sequim |
| Lazy Acres Mobile Home Park | Lazy Acres Mobile Home Park | Clallam | 312 | Carlsborg |
| Parkwood Mobile Home Community | Parkwood Mobile Home Community | Clallam | 269 | Carlsborg |
| Sequim West Mobile Home Park | Sequim West Mobile Home Park | Clallam | 223 | Sequim |
| Spruce West Mobile Home Park | Spruce West Mobile Home Park | Clallam | 217 | Sequim |
| Sunnyside Mobile Court | Sunnyside Mobile Court | Clallam | 213 | Sequim |
| West Alder Mobile Home Park | West Alder Mobile Home Park | Clallam | 207 | Sequim |
| Evergreen Mobile Estates | Evergreen Mobile Estates | Mason | 279 | Shelton Valley |
| Hidden Haven Mobile Home Park | Hidden Haven Mobile Home Park | Mason | 285 | Shelton Valley |
| Madrona Mobile Home Park | Madrona Mobile Home Park | Mason | 194 | Shelton |
| Minerva Beach Mobile Village Resort | Minerva Beach Mobile Village Resort | Mason | 26 | Skokomish Valley |
| Pines Mobile Home Park | Pines Mobile Home Park | Mason | 207 | Shelton |
| Riverside Mobile Home Park | Riverside Mobile Home Park | Mason | 49 | Shelton |
| Taylor Towne Manor Mobile Home Park | Taylor Towne Manor Mobile Home Park | Mason | 194 | Shelton |
| We and You Mobile Home Park | We and You Mobile Home Park | Mason | 167 | Shelton |
| Clear Creek Mobile Home Park | Clear Creek Mobile Home Park | Kitsap | 262 | Poulsbo |
| Madrona Ridge Mobile Home Park | Madrona Ridge Mobile Home Park | Kitsap | 144 | Poulsbo |
| Whispering Firs Mobile Park | Whispering Firs Mobile Park | Kitsap | 184 | Poulsbo |
| Circle H Mobile Home Park | Circle H Mobile Home Park | Snohomish | 115 | Snohomish |
| Clearview Estates Mobile Home Park | Clearview Estates Mobile Home Park | Snohomish | 538 | Maltby |
| Country Manor Mobile Home Park | Country Manor Mobile Home Park | Snohomish | 423 | Maltby |
| Lost Lake Mobile Home Park | Lost Lake Mobile Home Park | Snohomish | 518 | Maltby |
| Machias Mobile Manor | Machias Mobile Manor | Snohomish | 161 | Snohomish |
| Mount View Villa Mobile Home Park | Mount View Villa Mobile Home Park | Snohomish | 62 | Snohomish |
| Penny Lynn Mobile Home Park | Penny Lynn Mobile Home Park | Snohomish | 43 | Snohomish |
| Pilchuck Mobile Park | Pilchuck Mobile Park | Snohomish | 26 | Snohomish |
| Plantation Mobile Home Park | Plantation Mobile Home Park | Snohomish | 272 | Snohomish |
| Sherwood Village Mobile Home Park | Sherwood Village Mobile Home Park | Snohomish | 413 | Bothell |
| Snohomish Mobile Home Park | Snohomish Mobile Home Park | Snohomish | 148 | Snohomish |
| Three Rivers Mobile Home Park | Three Rivers Mobile Home Park | Snohomish | 33 | Maltby |
| Shilo Mobile Home Park | Shilo Mobile Home Park | Pierce | 640 | Buckley |
| Cascade Green Mobile Home Park | Cascade Green Mobile Home Park | Pierce | 453 | Frederickson |
| Coach Country Corral Mobile Home Park | Coach Country Corral Mobile Home Park | Pierce | 430 | Spanaway |
| Enchanted Firs Mobile Home Park | Enchanted Firs Mobile Home Park | Pierce | 397 | Spanaway |
| Fir Meadows Mobile Home Park | Fir Meadows Mobile Home Park | Pierce | 420 | Frederickson |
| Fox Chase Mobile Home Park | Fox Chase Mobile Home Park | Pierce | 407 | Spanaway |
| Lakeside Terrace Mobile Home Park | Lakeside Terrace Mobile Home Park | Pierce | 348 | Spanaway |
| Loveland Mobile Estates | Loveland Mobile Estates | Pierce | 417 | Spanaway |
| Mountain Valley Mobile Home Park | Mountain Valley Mobile Home Park | Pierce | 387 | Spanaway |
| Oakridge Manor Mobile Home Park | Oakridge Manor Mobile Home Park | Pierce | 449 | Spanaway |
| Parklane Court Mobile Home Park | Parklane Court Mobile Home Park | Pierce | 390 | Spanaway |
| Ponderosa Mobile Home Park | Ponderosa Mobile Home Park | Pierce | 390 | Spanaway |
| Rainier West Mobile Home Park | Rainier West Mobile Home Park | Pierce | 492 | Frederickson |
| Ranier West Mobile Home Park | Ranier West Mobile Home Park | Pierce | 387 | Spanaway |
| Silvercrest Mobile Home Park | Silvercrest Mobile Home Park | Pierce | 440 | Spanaway |
| Spanaway Mobile Village | Spanaway Mobile Village | Pierce | 413 | Spanaway |
| Three Ponds Mobile Home Park | Three Ponds Mobile Home Park | Pierce | 449 | Spanaway |
| Twin Firs Mobile Home Park | Twin Firs Mobile Home Park | Pierce | 394 | Spanaway |
| Winchester Village Mobile Home Park | Winchester Village Mobile Home Park | Pierce | 361 | Spanaway |
| Warm Beach Estates Mobile Home Park | Warm Beach Estates Mobile Home Park | Snohomish | 200 | Stanwood |
| Cherry Hill Estates Mobile Home Park | Cherry Hill Estates Mobile Home Park | Snohomish | 131 | Sultan |
| Timberline Mobile Home Village | Timberline Mobile Home Village | Snohomish | 115 | Sultan |
| Wallace River Mobile Home Park | Wallace River Mobile Home Park | Snohomish | 144 | Gold Bar |
| West Mobile Park | West Mobile Park | Snohomish | 125 | Sultan |
| Crystal Spring Mobile Home Estates | Crystal Spring Mobile Home Estates | Pierce | 69 | Sumner |
| Double A Mobile Manor | Double A Mobile Manor | Pierce | 66 | Sumner |
| Rhododendron Mobile Home Park | Rhododendron Mobile Home Park | Pierce | 666 | Sumner |
| River Mobile Home Park | River Mobile Home Park | Pierce | 69 | Sumner |
| Summer Villa Estates Mobile Home Park | Summer Villa Estates Mobile Home Park | Pierce | 66 | Sumner |
| Summerville Estates Mobile Home Park | Summerville Estates Mobile Home Park | Pierce | 66 | Sumner |
| Brookdale Greens Mobile Home Park | Brookdale Greens Mobile Home Park | Pierce | 328 | Tacoma South |
| Brookwood Mobile Home Park | Brookwood Mobile Home Park | Pierce | 384 | Tacoma South |
| Canyon Heights Mobile Home Park | Canyon Heights Mobile Home Park | Pierce | 430 | Puyallup |
| Carriage Mobile Home Court | Carriage Mobile Home Court | Pierce | 312 | Tacoma South |
| Charleton Lake Estates Mobile Home Park | Charleton Lake Estates Mobile Home Park | Pierce | 318 | Tacoma South |
| Clover Creek Trailer Court | Clover Creek Trailer Court | Pierce | 315 | Tacoma South |
| Country Mobile Estates | Country Mobile Estates | Pierce | 367 | Spanaway |
| Diru Mobile Home Park | Diru Mobile Home Park | Pierce | 417 | Tacoma South |
| Evergreen Manor Mobile Home Park | Evergreen Manor Mobile Home Park | Pierce | 249 | Tacoma South |
| Fairfield Estates Mobile Home Park | Fairfield Estates Mobile Home Park | Pierce | 289 | Tacoma South |
| Fairlane Terrace Mobile Home Park | Fairlane Terrace Mobile Home Park | Pierce | 315 | Tacoma South |
| Fir Acres Mobile Home Park | Fir Acres Mobile Home Park | Pierce | 289 | Steilacoom |
| Firwood Mobile Home Park | Firwood Mobile Home Park | Pierce | 308 | Tacoma South |
| Francis Mobile Home Court | Francis Mobile Home Court | Pierce | 299 | Tacoma South |
| Franklin Pierce Mobile Estates | Franklin Pierce Mobile Estates | Pierce | 420 | Tacoma South |
| Golden Given Mobile Home Park | Golden Given Mobile Home Park | Pierce | 407 | Tacoma South |
| Harvard View Mobile Home Park | Harvard View Mobile Home Park | Pierce | 410 | Tacoma South |
| Hylebos Creek Mobile Home Park | Hylebos Creek Mobile Home Park | Pierce | 16 | Puyallup |
| Jamestown Estates Mobile Home Park | Jamestown Estates Mobile Home Park | Pierce | 269 | Fort Lewis |
| Midland Meadows Mobile Home Park | Midland Meadows Mobile Home Park | Pierce | 410 | Tacoma South |
| Miller's Villa Mobile Home Park | Miller's Villa Mobile Home Park | Pierce | 305 | Tacoma South |
| Mobile Manor | Mobile Manor | Pierce | 308 | Tacoma South |
| Mount Tacoma Mobile Park | Mount Tacoma Mobile Park | Pierce | 308 | Tacoma South |
| Northwest Mobile Home Park | Northwest Mobile Home Park | Pierce | 285 | Steilacoom |
| Oaknoll Trailer Park | Oaknoll Trailer Park | Pierce | 308 | Tacoma South |
| Ohana Estates Mobile Home Park | Ohana Estates Mobile Home Park | Pierce | 417 | Tacoma South |
| One Hundred Thirty - Eighth Park Mobile Estates | One Hundred Thirty - Eighth Park Mobile Estates | Pierce | 308 | Tacoma South |
| Pacific Gardens Mobile Home Park | Pacific Gardens Mobile Home Park | Pierce | 371 | Tacoma South |
| Parkland Mobile Village | Parkland Mobile Village | Pierce | 318 | Tacoma South |
| Pinecrest Mobile Home Park | Pinecrest Mobile Home Park | Pierce | 318 | Tacoma South |
| Rancho Villa Mobile Home Park | Rancho Villa Mobile Home Park | Pierce | 276 | Tacoma South |
| Rose Garden Mobile Home Park | Rose Garden Mobile Home Park | Pierce | 272 | Steilacoom |
| Spring Valley Mobile Home Park | Spring Valley Mobile Home Park | Pierce | 102 | Poverty Bay |
| Sunnyside Mobile Home Park | Sunnyside Mobile Home Park | Pierce | 407 | Tacoma South |
| Sunrise Terrace Mobile Home Court | Sunrise Terrace Mobile Home Court | Pierce | 246 | Steilacoom |
| Tacoma Country Estates Mobile Home Park | Tacoma Country Estates Mobile Home Park | Pierce | 16 | Tacoma South |
| The Maples Mobile Home Park | The Maples Mobile Home Park | Pierce | 397 | Tacoma South |
| Tyee Mobile Park | Tyee Mobile Park | Pierce | 413 | Tacoma South |
| Valleybrook Mobile Home Park | Valleybrook Mobile Home Park | Pierce | 16 | Tacoma South |
| Weller Martin Mobile Home Park | Weller Martin Mobile Home Park | Pierce | 272 | Tacoma South |
| Wilkeson Gardens Mobile Home Park | Wilkeson Gardens Mobile Home Park | Pierce | 407 | Tacoma South |
| John's Landing Mobile Home Park | John's Landing Mobile Home Park | Okanogan | 912 | Tonasket |
| Orchard Trailer Park | Orchard Trailer Park | King | 289 | Des Moines |
| Southgate Mobile Home Park | Southgate Mobile Home Park | King | 282 | Des Moines |
| Snug Harbor Mobile Home Park | Snug Harbor Mobile Home Park | Snohomish | 138 | Marysville |
| Horseshoe Mobile Home Park | Horseshoe Mobile Home Park | Okanogan | 1621 | Twisp West |
| Conifer Mobile Home Park | Conifer Mobile Home Park | Chelan | 689 | Wenatchee |
| Foothills Senior Mobile Home Park | Foothills Senior Mobile Home Park | Chelan | 794 | Wenatchee |
| Heritage Haven Mobile Home Park | Heritage Haven Mobile Home Park | Chelan | 801 | Wenatchee |
| Meadow Ridge Mobile Home Park | Meadow Ridge Mobile Home Park | Chelan | 807 | Wenatchee |
| Ninth Street Trailer Park | Ninth Street Trailer Park | Chelan | 643 | Wenatchee |
| Saddleview Mobile Home Park | Saddleview Mobile Home Park | Chelan | 843 | Wenatchee |
| Twin Peaks Manor Mobile Home Park | Twin Peaks Manor Mobile Home Park | Chelan | 761 | Wenatchee |
| Canterbury Square Mobile Home Park | Canterbury Square Mobile Home Park | King | 39 | Bothell |
| Country Carriage Estates Mobile Home Park | Country Carriage Estates Mobile Home Park | Snohomish | 249 | Bothell |
| Canyon Recreational Vehicle Park | Canyon Recreational Vehicle Park | Snohomish | 177 | Bothell |
| Bayview Recreational Vehicle Park | Bayview Recreational Vehicle Park | Clallam | 308 | Clallam Bay |
| Cherrywood Mobile Home Manor Sewage Treatment Plant | Cherrywood Mobile Home Manor Sewage Treatment Plant | Pierce | 30 | Puyallup |