ICAO		IATA		Other		Location
KIAD		IAD		IAD		Washington [Washington Dulles Intl], District of Columbia, US (25 mi / 40 km NW)
				18MD		Olney [Medstar Montgomery Medical Center Heliport], Maryland, US (25 mi / 40 km N)
				3MD4		Annapolis [Fairview Airport], Maryland, US (25 mi / 41 km NE)
				52VA		Manassas [Building 250 Heliport], Virginia, US (25 mi / 41 km W)
KFME		FME		FME		Fort Meade (Odenton) [Tipton Airport], Maryland, US (25 mi / 41 km NE)
				MD22		Deale, Maryland, US (26 mi / 41 km E)
KHEF		MNZ		HEF		Washington [Manassas Regional/Harry P Davis Field], District of Columbia, US (26 mi / 42 km W)
				MD14		Benedict [Robinson Airport], Maryland, US (27 mi / 43 km SE)
				4MD5		Prince Frederick [Hunting Creek Farm Airport], Maryland, US (27 mi / 43 km SE)
				MD34		Gaithersburg [Gaithersburg Heliport], Maryland, US (27 mi / 43 km N)
KGAI		GAI		GAI		Gaithersburg [Montgomery County Airpark], Maryland, US (27 mi / 43 km N)
KANP		ANP		ANP		Annapolis [Lee Airport], Maryland, US (28 mi / 44 km NE)
				8MD6		Nanjemoy [Burgess Field], Maryland, US (28 mi / 45 km S)
				1MD5		Laytonsville [Federal Support Center Heliport], Maryland, US (28 mi / 45 km N)
				MD55		Nanjemoy [Holly Springs Farm Airport], Maryland, US (28 mi / 45 km S)
				0MD9		Prince Frederick [Calvert Health Medical Center Heliport], Maryland, US (29 mi / 46 km SE)
				6VG4		Arcola [Stonesprings Heliport], Virginia, US (29 mi / 47 km W)
				98VA		Arcola [Glascock Heliport], Virginia, US (29 mi / 47 km W)
				62MD		Prince Frederick [Sandy Point Airport], Maryland, US (30 mi / 48 km SE)
				MD81		Edgewater [South River SPB], Maryland, US (30 mi / 49 km E)