Adams Mill Hollow | Adams Mill Hollow | Clayton | 620 | Turkey River |
Alderson Hollow | Alderson Hollow | Clayton | 863 | Edgewood |
Andregg Hollow | Andregg Hollow | Clayton | 643 | Turkey River |
Andy Hollow | Andy Hollow | Clayton | 692 | Garnavillo |
Badlands Draw | Badlands Draw | Cerro Gordo | 1050 | Mason City SE |
Beddows Hollow | Beddows Hollow | Clayton | 663 | Littleport |
Benedict Hollow | Benedict Hollow | Jones | 735 | Canton |
Big Gully | Big Gully | Cerro Gordo | 1050 | Mason City SE |
Butternut Hollow | Butternut Hollow | Clayton | 659 | Garnavillo |
Carney Hollow | Carney Hollow | Clayton | 620 | Cassville |
Cherry Valley | Cherry Valley | Clayton | 630 | Turkey River |
Cottonwood Hollow | Cottonwood Hollow | Woodbury | 1106 | Hornick |
Couler Valley | Couler Valley | Dubuque | 614 | Dubuque North |
Dark Hollow | Dark Hollow | Jackson | 643 | Delmar North |
Devils Hollow | Devils Hollow | Clinton | 636 | Camanche |
Devils Hollow | Devils Hollow | Clayton | 774 | Colesburg |
Dry Hollow | Dry Hollow | Clayton | 955 | Farmersburg |
Dutch Hollow | Dutch Hollow | Monona | 1093 | Castana |
Dutch Hollow | Dutch Hollow | Fremont | 1001 | Tabor SW |
Eggers Hollow | Eggers Hollow | Jackson | 600 | Green Island |
French Hollow | French Hollow | Clayton | 712 | Elkader |
Friday Hollow | Friday Hollow | Jackson | 604 | Green Island |
Frog Hollow | Frog Hollow | Fayette | 915 | Fayette |
Furnace Hollow | Furnace Hollow | Dubuque | 630 | Sherrill |
German Hollow | German Hollow | Fayette | 951 | Volga |
Ghost Hollow | Ghost Hollow | Lee | 548 | Argyle |
Gingles Hollow | Gingles Hollow | Monona | 1122 | Castana |
Green Valley | Green Valley | Monona | 1096 | Castana |
Hells Hollow | Hells Hollow | Fayette | 968 | Volga |
Hog Hollow | Hog Hollow | Clayton | 771 | Turkey River |
Hogs Den Hollow | Hogs Den Hollow | Jones | 774 | Morley |
Kline Hunt Hollow | Kline Hunt Hollow | Clayton | 617 | Guttenberg |
Lamborn Hollow | Lamborn Hollow | Jackson | 604 | Green Island |
Little Gully | Little Gully | Cerro Gordo | 1050 | Mason City SE |
Louse Hollow | Louse Hollow | Clayton | 640 | Garnavillo |
Mangold Hollow | Mangold Hollow | Dubuque | 778 | Sherrill |
Militia Hollow | Militia Hollow | Fremont | 935 | Sidney |
Mooney Hollow | Mooney Hollow | Jackson | 610 | Green Island |
Mossy Glen Hollow | Mossy Glen Hollow | Clayton | 833 | Edgewood |
Muskrat Hollow | Muskrat Hollow | Jackson | 604 | Green Island |
Nutt Hollow | Nutt Hollow | Monona | 1109 | Castana |
Panther Hollow | Panther Hollow | Clayton | 607 | Cassville |
Pine Hollow | Pine Hollow | Clayton | 682 | Littleport |
Pleasant Valley | Pleasant Valley | Ida | 1188 | Battle Creek |
Point Hollow | Point Hollow | Dubuque | 873 | Turkey River |
Possum Hollow | Possum Hollow | Lucas | 830 | Olmitz |
Poverty Hollow | Poverty Hollow | Monona | 1102 | Smithland |
Ram Hollow | Ram Hollow | Delaware | 843 | Colesburg |
Rock Hollow | Rock Hollow | Clayton | 837 | Colesburg |
Schlect Hollow | Schlect Hollow | Jackson | 604 | Green Island |
Shoe Craft Hollow | Shoe Craft Hollow | Jackson | 600 | Green Island |
Smoky Hollow | Smoky Hollow | Woodbury | 1112 | Smithland |
Spahn Hollow | Spahn Hollow | Van Buren | 640 | Douds |
Stegar Hollow | Stegar Hollow | Dubuque | 807 | Sherrill |
Sugar Camp Hollow | Sugar Camp Hollow | Jackson | 604 | Green Island |
Sugar Camp Hollow | Sugar Camp Hollow | Clayton | 896 | Strawberry Point |
Swede Hollow | Swede Hollow | Lucas | 850 | Lucas |
Swiss Valley | Swiss Valley | Dubuque | 702 | Dubuque South |
Tissel Hollow | Tissel Hollow | Linn | 751 | Cedar Rapids South |
Tom King Hollow | Tom King Hollow | Monona | 1079 | Hornick |
Tuecke Hollow | Tuecke Hollow | Clayton | 666 | Garnavillo |
Union Park Hollow | Union Park Hollow | Dubuque | 633 | Dubuque North |
White Pine Hollow | White Pine Hollow | Clayton | 758 | Colesburg |
Whitewater Canyon | Whitewater Canyon | Dubuque | 791 | Fillmore |
Woodward Glen | Woodward Glen | Monona | 1076 | Smithland |
Deception Hollow | Deception Hollow | Webster | 925 | Lehigh |
Boyer Hollow | Boyer Hollow | Mills | 988 | Pacific Junction |
Indian Hollow | Indian Hollow | Mills | 978 | Pacific Junction |
Wall Hollow | Wall Hollow | Mills | 984 | Pacific Junction |
Johles Hollow | Johles Hollow | Clayton | 650 | Colesburg |