ICAO		IATA		Other		Location
				24MD		Baltimore [Marriott Parking Garage "Rooftop" Heliport], Maryland, US (30 mi / 49 km SE)
				03MD		Bel Air [Upper Chesapeake Medical Center Heliport], Maryland, US (30 mi / 49 km E)
				90MD		Baltimore [Medstar Franklin Heliport], Maryland, US (30 mi / 49 km SE)
				MD25		Columbia [Howard County General Hospital Heliport], Maryland, US (31 mi / 50 km S)
KFDK		FDK		FDK		Frederick [Muni], Maryland, US (31 mi / 50 km SW)
				06MD		Baltimore [Johns Hopkins Bayview Medical Center Heliport], Maryland, US (31 mi / 50 km SE)
				MD75		Urbana [Stolcrest Airport], Maryland, US (31 mi / 51 km SW)
				4MD		Baltimore [Pier 7 Heliport], Maryland, US (32 mi / 51 km SE)
				FOMC		Baltimore [Fort McHenry NM (Fort McHenry National Monument)], Maryland, US (32 mi / 51 km SE)
				4MD8		Frederick [Ijamsville Airport], Maryland, US (32 mi / 52 km SW)
				W50		Laytonsville [Davis Airport], Maryland, US (32 mi / 52 km SW)
				3MD0		Frederick [Burhans Memorial Airport], Maryland, US (32 mi / 52 km SW)
				26MD		Baltimore [Cmti Heliport], Maryland, US (33 mi / 52 km SE)
				MD32		Fort Detrick (Frederick) [Fort Detrick Helipad], Maryland, US (33 mi / 52 km SW)
				7MD3		Frederick [Frederick Health Hospital Heliport], Maryland, US (33 mi / 53 km SW)
				2MD7		Linthicum Heights [Maritime Institute Heliport], Maryland, US (33 mi / 53 km S)
				4MD6		Dublin [Moxley's Airport], Maryland, US (33 mi / 54 km E)
				N71		Mount Joy/Marietta [Donegal Springs Airpark], Pennsylvania, US (34 mi / 55 km NE)
KMTN		MTN		MTN		Baltimore [Martin State Airport], Maryland, US (34 mi / 55 km SE)
				1MD5		Laytonsville [Federal Support Center Heliport], Maryland, US (34 mi / 55 km S)