ICAO		IATA		Other		Location
KGAI		GAI		GAI		Gaithersburg [Montgomery County Airpark], Maryland, US (45 mi / 72 km N)
				HATU		Harriet Tubman Underground Railroad National Historical Park [Harriet Tubman Underground Railroad NHP], Maryland, US (46 mi / 73 km E)
				0MD0		Glen Burnie [Baltimore Washington Medical Center Heliport], Maryland, US (46 mi / 74 km NE)
				1MD5		Laytonsville [Federal Support Center Heliport], Maryland, US (46 mi / 74 km N)
				34VA		Leesburg [Inova Loudoun Hospital Heliport], Virginia, US (46 mi / 74 km NW)
				W29		Stevensville [Bay Bridge Airport], Maryland, US (46 mi / 74 km NE)
				VG07		Remington [Rular Airport], Virginia, US (46 mi / 75 km W)
KXSA				XSA		Tappahannock [Tappahannock/Essex County Airport], Virginia, US (47 mi / 75 km S)
				8VA3		Warrenton [Fauquier Hospital Emergency Transport Heliport], Virginia, US (47 mi / 75 km W)
				MD25		Columbia [Howard County General Hospital Heliport], Maryland, US (47 mi / 76 km N)
KBWI		BWI		BWI		Baltimore [Baltimore/Washington Intl Thurgood Marshall Airport], Maryland, US (47 mi / 76 km N)
				2VG8		Warsaw [Folly Neck Airport], Virginia, US (48 mi / 76 km S)
				3VA1		Warrenton [The Meadows Airport], Virginia, US (48 mi / 77 km W)
KCJR				CJR		Culpeper [Culpeper Regional], Virginia, US (48 mi / 77 km W)
				02VA		Culpeper [The Greenhouse Airport], Virginia, US (48 mi / 78 km W)
				3VA4		Warsaw [Bill Davenport Memorial Airport], Virginia, US (48 mi / 78 km S)
KJYO				JYO		Leesburg [Leesburg Exec Airport], Virginia, US (49 mi / 79 km NW)
				3VA5		Leesburg [Goose Hunt Farm Airport], Virginia, US (49 mi / 79 km NW)
				2MD2		Columbia [Aerospace Tech Center Heliport], Maryland, US (49 mi / 79 km N)
				MD33		Cambridge [Dorchester General Hospital Heliport], Maryland, US (49 mi / 79 km E)