ICAO		IATA		Other		Location
				MD47		Lisbon [Barnes Airport], Maryland, US (31 mi / 51 km W)
				2W2		Westminster [Clearview Airpark], Maryland, US (32 mi / 51 km NW)
				PLNM		Washington [President Lincoln and Soldiers' Home NM (President Lincoln and Soldiers' Home National Monument)], District of Columbia, US (32 mi / 51 km SW)
				MD08		Havre De Grace [Gregory May Heliport], Maryland, US (32 mi / 52 km NE)
				4MD6		Dublin [Moxley's Airport], Maryland, US (32 mi / 52 km NE)
				DC17		Washington [Children's Hospital Heliport], District of Columbia, US (32 mi / 52 km SW)
				DC08		Washington [WHC Heliport], District of Columbia, US (32 mi / 52 km SW)
KADW		ADW		ADW		Camp Springs [Joint Base Andrews], Maryland, US (33 mi / 53 km SW)
KNSF		NSF				Camp Springs [Andrews NAF], Maryland, US (33 mi / 53 km SW)
				MD88		Pylesville [Links Airport], Maryland, US (33 mi / 53 km N)
				0MD6		Mount Airy [Walters Airport], Maryland, US (33 mi / 53 km W)
				W50		Laytonsville [Davis Airport], Maryland, US (33 mi / 53 km W)
		ZWU				Washington [Union Station], District of Columbia, US (33 mi / 54 km SW)
				BEPA		Washington [Belmont-Paul Women's Equality NM (Belmont-Paul Women's Equality National Monument)], District of Columbia, US (33 mi / 54 km SW)
				60MD		Bethesda [Walter Reed National Medical Center Heliport], Maryland, US (34 mi / 54 km SW)
				MD70		Sudlersville [Flying Acres Airport], Maryland, US (34 mi / 54 km E)
				9DC9		Washington [Congressional Heliport], District of Columbia, US (34 mi / 54 km SW)
				DC16		Washington [MPD 3rd District Heliport], District of Columbia, US (34 mi / 54 km SW)
				M06		Havre De Grace [Havre De Grace SPB], Maryland, US (34 mi / 54 km NE)
KGAI		GAI		GAI		Gaithersburg [Montgomery County Airpark], Maryland, US (34 mi / 55 km W)