ICAO		IATA		Other		Location
				MD34		Gaithersburg [Gaithersburg Heliport], Maryland, US (24 mi / 39 km NW)
				1MD5		Laytonsville [Federal Support Center Heliport], Maryland, US (25 mi / 40 km N)
				MD05		Welcome [Finagin Airfield], Maryland, US (25 mi / 40 km S)
				MD27		Eagle Harbor [Chalk Point Generating Sta Heliport], Maryland, US (26 mi / 41 km SE)
				MD25		Columbia [Howard County General Hospital Heliport], Maryland, US (26 mi / 42 km N)
				20MD		Annapolis [Anne Arundel Medical Center Heliport], Maryland, US (26 mi / 42 km E)
				MD81		Edgewater [South River SPB], Maryland, US (26 mi / 42 km E)
KIAD		IAD		IAD		Washington [Washington Dulles Intl], District of Columbia, US (27 mi / 43 km W)
				MD97		La Plata [Lanseair Farms Airport], Maryland, US (27 mi / 43 km S)
				4MD5		Prince Frederick [Hunting Creek Farm Airport], Maryland, US (27 mi / 44 km SE)
				MD14		Benedict [Robinson Airport], Maryland, US (28 mi / 44 km SE)
				27VA		Manassas [Uva Health/Prince William Medical Center Heliport], Virginia, US (28 mi / 45 km W)
				0MD0		Glen Burnie [Baltimore Washington Medical Center Heliport], Maryland, US (28 mi / 45 km NE)
				2MD2		Columbia [Aerospace Tech Center Heliport], Maryland, US (28 mi / 45 km N)
KBWI		BWI		BWI		Baltimore [Baltimore/Washington Intl Thurgood Marshall Airport], Maryland, US (28 mi / 45 km NE)
				66VA		Manassas [LM Building 110 Heliport], Virginia, US (28 mi / 46 km W)
				W50		Laytonsville [Davis Airport], Maryland, US (29 mi / 46 km N)
				52VA		Manassas [Building 250 Heliport], Virginia, US (29 mi / 46 km W)
				0MD9		Prince Frederick [Calvert Health Medical Center Heliport], Maryland, US (29 mi / 46 km SE)
				MD46		Dayton [Glenair Airport], Maryland, US (29 mi / 47 km N)