ICAO		IATA		Other		Location
				17MD		Baltimore [Johns Hopkins Hospital Critical Care Tower Heliport], Maryland, US (51 mi / 82 km NE)
				0MD3		Baltimore [Johns Hopkins Hospital Heliport], Maryland, US (51 mi / 82 km NE)
				1MD1		Cambridge [Big Oak Farm Airport], Maryland, US (51 mi / 82 km E)
				MD74		Unionville [Good Neighbor Farm Airport], Maryland, US (51 mi / 82 km N)
				2W2		Westminster [Clearview Airpark], Maryland, US (51 mi / 83 km N)
				8MD3		Baltimore [Sinai II Heliport], Maryland, US (52 mi / 83 km NE)
				44MD		Baltimore [Union Memorial Hospital Heliport], Maryland, US (52 mi / 83 km NE)
				WV21		Harpers Ferry [Needwood Farm Airport], West Virginia, US (52 mi / 84 km NW)
				MD82		Cambridge [Ragged Island Airport], Maryland, US (52 mi / 84 km E)
				06MD		Baltimore [Johns Hopkins Bayview Medical Center Heliport], Maryland, US (52 mi / 84 km NE)
				WV86		Ranson [Jefferson Medical Center Heliport], West Virginia, US (52 mi / 84 km NW)
				8MD5		Libertytown [Flying H Farm Airport], Maryland, US (53 mi / 85 km N)
				2VG7		Orange [Seven Gables Airport], Virginia, US (53 mi / 85 km SW)
				VA36		Front Royal [Warren Memorial Replacement Hospital Heliport], Virginia, US (53 mi / 85 km W)
				3VA7		White Post, Virginia, US (53 mi / 85 km NW)
KNHK		NHK		NHK		Patuxent River [NAS Patuxent River (Trapnell Field)], Maryland, US (53 mi / 85 km SE)
				8MD2		Baltimore [Montebello Filtration Plant Heliport], Maryland, US (53 mi / 85 km NE)
				VA23		Coles Point [Sanford Field], Virginia, US (53 mi / 86 km SE)
				MD68		Stevenson [Berg's Field Heliport], Maryland, US (53 mi / 86 km NE)
				MD04		Cambridge [Rossneck Airport], Maryland, US (54 mi / 86 km E)