ICAO		IATA		Other		Location
				90MD		Baltimore [Medstar Franklin Heliport], Maryland, US (35 mi / 57 km NE)
KHEF		MNZ		HEF		Washington [Manassas Regional/Harry P Davis Field], District of Columbia, US (36 mi / 58 km SW)
				MD74		Unionville [Good Neighbor Farm Airport], Maryland, US (36 mi / 58 km N)
				3VA5		Leesburg [Goose Hunt Farm Airport], Virginia, US (37 mi / 59 km W)
				MD97		La Plata [Lanseair Farms Airport], Maryland, US (37 mi / 59 km S)
KMTN		MTN		MTN		Baltimore [Martin State Airport], Maryland, US (37 mi / 59 km NE)
				3MD7		Baltimore [Green Terrace Heliport], Maryland, US (37 mi / 60 km NE)
KFDK		FDK		FDK		Frederick [Muni], Maryland, US (38 mi / 60 km NW)
				7MD9		Tilghman [Tilghman Whipp Airport], Maryland, US (38 mi / 61 km SE)
				62MD		Prince Frederick [Sandy Point Airport], Maryland, US (38 mi / 61 km SE)
				8MD5		Libertytown [Flying H Farm Airport], Maryland, US (38 mi / 61 km NW)
				MD64		St. Michaels [Asplundh Airport], Maryland, US (39 mi / 62 km E)
KNYG		NYG		NYG		Quantico [Quantico McAf Airport (Turner Field)], Virginia, US (39 mi / 62 km SW)
				7MD3		Frederick [Frederick Health Hospital Heliport], Maryland, US (39 mi / 63 km NW)
				45VA		Haymarket [Uva Health/Haymarket Medical Center Heliport], Virginia, US (39 mi / 63 km W)
				MD76		Westminster [Carroll Hospital Center Heliport], Maryland, US (39 mi / 63 km N)
				73MD		Rock Hall [Swan Creek Airport], Maryland, US (40 mi / 64 km E)
				MD32		Fort Detrick (Frederick) [Fort Detrick Helipad], Maryland, US (40 mi / 65 km NW)
				2VG6		Manassas [Rychlk Heliport], Virginia, US (40 mi / 65 km SW)
				50MD		Grasonville [Queen Anne ER Heliport], Maryland, US (41 mi / 66 km E)