Fort Holabird (historical) Fort Holabird (historical) Baltimore (city) 10 Baltimore East
Fort Stokes (historical) Fort Stokes (historical) Talbot 10 Easton
Fort Crawford (historical) Fort Crawford (historical) Queen Anne's Unknown
Fort Kent (historical) Fort Kent (historical) Queen Anne's Unknown
Fort Foote (historical) Fort Foote (historical) Prince George's 92 Alexandria
Fort of Saint Marys (historical) Fort of Saint Marys (historical) St. Mary's Unknown
Fort Hoyle (historical) Fort Hoyle (historical) Harford 20 Edgewood
Fort Armistead (historical) Fort Armistead (historical) Baltimore (city) 23 Curtis Bay
Hawkins Point Military Reservation (historical) Hawkins Point Military Reservation (historical) Baltimore (city) 39 Curtis Bay
Fort Smallwood (historical) Fort Smallwood (historical) Anne Arundel 7 Sparrows Point
Fort Severn (historical) Fort Severn (historical) Anne Arundel 7 Annapolis
Conoy Fort (historical) Conoy Fort (historical) Frederick Unknown
Fort Cumberland (historical) Fort Cumberland (historical) Allegany 679 Cumberland
Fort Frederick (historical) Fort Frederick (historical) Washington 472 Big Pool
Fort Duncan (historical) Fort Duncan (historical) Washington 633 Charles Town
Stone Fort (historical) Stone Fort (historical) Washington 1427 Harpers Ferry
Fort Washington (historical) Fort Washington (historical) Prince George's 108 Mount Vernon
Battery George Sykes (historical) Battery George Sykes (historical) Anne Arundel 3 Sparrows Point
Battery Hartshorne (historical) Battery Hartshorne (historical) Anne Arundel 3 Sparrows Point
Battery Clagett (historical) Battery Clagett (historical) Baltimore 7 Sparrows Point
Battery Harris (historical) Battery Harris (historical) Baltimore 10 Sparrows Point
Battery Lazear (historical) Battery Lazear (historical) Baltimore 3 Sparrows Point
Battery Nicholson (historical) Battery Nicholson (historical) Baltimore 10 Sparrows Point
Battery Stricker (historical) Battery Stricker (historical) Baltimore 10 Sparrows Point
Fort Howard (historical) Fort Howard (historical) Baltimore 7 Sparrows Point
Battery Augustin (historical) Battery Augustin (historical) Baltimore 0 Curtis Bay
Battery Heart (historical) Battery Heart (historical) Baltimore 0 Curtis Bay
Battery Towson (historical) Battery Towson (historical) Baltimore 3 Curtis Bay
Battery Irons (historical) Battery Irons (historical) Baltimore (city) 30 Curtis Bay
Battery McFarland (historical) Battery McFarland (historical) Baltimore (city) 30 Curtis Bay
Battery Mudge (historical) Battery Mudge (historical) Baltimore (city) 26 Curtis Bay
Battery Winchester (historical) Battery Winchester (historical) Baltimore (city) 33 Curtis Bay
Battery Decatur (historical) Battery Decatur (historical) Prince George's 121 Mount Vernon
Battery Emory (historical) Battery Emory (historical) Prince George's 135 Mount Vernon
Battery Humphreys (historical) Battery Humphreys (historical) Prince George's 161 Mount Vernon
Battery James Many (historical) Battery James Many (historical) Prince George's 13 Mount Vernon
Battery Meigs (historical) Battery Meigs (historical) Prince George's 184 Mount Vernon
Battery Smith (historical) Battery Smith (historical) Prince George's 105 Mount Vernon
Battery White (historical) Battery White (historical) Prince George's 30 Mount Vernon
Battery Wilkin (historical) Battery Wilkin (historical) Prince George's 115 Mount Vernon
Lazaretto Battery (historical) Lazaretto Battery (historical) Baltimore (city) 7 Baltimore East
Nike Site BA-79C (historical) Nike Site BA-79C (historical) Baltimore 482 Ellicott City
Nike Site BA-79L (historical) Nike Site BA-79L (historical) Baltimore 495 Ellicott City
Naval Training Center Bainbridge (historical) Naval Training Center Bainbridge (historical) Cecil 387 Havre De Grace
Nike Site BA-03C (historical) Nike Site BA-03C (historical) Baltimore 581 Phoenix
Nike Site BA-03L (historical) Nike Site BA-03L (historical) Baltimore 541 Phoenix
Nike Site BA-09C (historical) Nike Site BA-09C (historical) Baltimore 367 White Marsh
Nike Site BA-09L (historical) Nike Site BA-09L (historical) Baltimore 404 White Marsh
Nike Site BA-18C (historical) Nike Site BA-18C (historical) Harford 20 Edgewood
Nike Site BA-18L (historical) Nike Site BA-18L (historical) Harford 23 Edgewood
Nike Site BA-30/31C (historical) Nike Site BA-30/31C (historical) Kent 30 Rock Hall
Nike Site BA-30/31L (historical) Nike Site BA-30/31L (historical) Kent 30 Rock Hall
Nike Site BA-43C (historical) Nike Site BA-43C (historical) Anne Arundel 85 Sparrows Point
Nike Site BA-43L (historical) Nike Site BA-43L (historical) Anne Arundel 49 Sparrows Point
Nike Site BA-92C (historical) Nike Site BA-92C (historical) Baltimore 663 Cockeysville
Nike Site BA-92L (historical) Nike Site BA-92L (historical) Baltimore 636 Cockeysville
Naval Surface Warfare Center Carderock Naval Surface Warfare Center Carderock Montgomery 128 Falls Church
Naval Surface Warfare Center Indian Head Naval Surface Warfare Center Indian Head Charles 33 Indian Head
Naval Surface Warefare Center (historical) Naval Surface Warefare Center (historical) Montgomery 276 Beltsville
Aberdeen Proving Ground Aberdeen Proving Ground Harford 3 Perryman
Adelphi Laboratory Center Adelphi Laboratory Center Prince George's 164 Beltsville
Coast Guard Station Baltimore Coast Guard Station Baltimore Anne Arundel 0 Curtis Bay
Coast Guard Station Crisfield Coast Guard Station Crisfield Somerset 3 Crisfield
Coast Guard Station Stillpond Coast Guard Station Stillpond Kent 39 Hanesville
Fort Detrick Fort Detrick Frederick 364 Frederick
Fort George G Meade Fort George G Meade Anne Arundel 174 Odenton
Naval Air Station Patuxent River Naval Air Station Patuxent River St. Mary's 26 Solomons Island
United States Army Publications Center United States Army Publications Center Baltimore 23 Middle River
Naval Medical Center Bethesda Naval Medical Center Bethesda Montgomery 256 Kensington
Solomons Navy Recreation Center Solomons Navy Recreation Center Calvert 13 Solomons Island
Andrews Air Force Base Andrews Air Force Base Prince George's 269 Anacostia
Beltsville Naval Outer Landing Field (historical) Beltsville Naval Outer Landing Field (historical) Prince George's 148 Laurel
Piney Point Naval Outer Landing Field (historical) Piney Point Naval Outer Landing Field (historical) St. Mary's 7 Piney Point
Salisbury Naval Outer Landing Field (historical) Salisbury Naval Outer Landing Field (historical) Wicomico 46 Salisbury