ICAO		IATA		Other		Location
KVKX				VKX		Friendly [Potomac Airfield], Maryland, US (15 mi / 25 km S)
				3MD1		Clinton [Southern MD Hospital Center Heliport], Maryland, US (16 mi / 25 km S)
				3MD4		Annapolis [Fairview Airport], Maryland, US (16 mi / 26 km E)
				1MD7		Rockville [Shady Grove Adventist Hospital Heliport], Maryland, US (16 mi / 27 km NW)
				MD72		Fort Washington [Fort Washington Medical Center Heliport], Maryland, US (17 mi / 27 km S)
				MD25		Columbia [Howard County General Hospital Heliport], Maryland, US (17 mi / 27 km N)
				72VA		Fairfax [Inova Fairfax Hospital Heliport], Virginia, US (17 mi / 28 km SW)
				VA82		Alexandria [Mount Vernon Hospital Heliport], Virginia, US (17 mi / 28 km SW)
				1MD5		Laytonsville [Federal Support Center Heliport], Maryland, US (18 mi / 28 km NW)
KGAI		GAI		GAI		Gaithersburg [Montgomery County Airpark], Maryland, US (18 mi / 29 km NW)
				MD34		Gaithersburg [Gaithersburg Heliport], Maryland, US (19 mi / 31 km NW)
				2MD2		Columbia [Aerospace Tech Center Heliport], Maryland, US (19 mi / 31 km N)
KANP		ANP		ANP		Annapolis [Lee Airport], Maryland, US (20 mi / 33 km E)
KBWI		BWI		BWI		Baltimore [Baltimore/Washington Intl Thurgood Marshall Airport], Maryland, US (20 mi / 33 km NE)
				0MD0		Glen Burnie [Baltimore Washington Medical Center Heliport], Maryland, US (21 mi / 33 km NE)
				MD46		Dayton [Glenair Airport], Maryland, US (21 mi / 34 km N)
				VA54		Reston [Crippen's Heliport], Virginia, US (21 mi / 34 km W)
				VG93		Fort Belvoir [Fort Belvoir Community Hospital Heliport], Virginia, US (21 mi / 34 km SW)
				W50		Laytonsville [Davis Airport], Maryland, US (22 mi / 35 km NW)
KDAA		DAA		DAA		Fort Belvoir [Davison AAF Airport], Virginia, US (22 mi / 35 km SW)