ICAO		IATA		Other		Location
KGAI		GAI		GAI		Gaithersburg [Montgomery County Airpark], Maryland, US (45 mi / 72 km SW)
				MD75		Urbana [Stolcrest Airport], Maryland, US (45 mi / 73 km W)
				1DE4		Middletown [Christina Care Health System Heliport], Delaware, US (45 mi / 73 km E)
				4MD7		Thurmont [Catoctin Crosswind Airport], Maryland, US (46 mi / 73 km W)
				MD81		Edgewater [South River SPB], Maryland, US (46 mi / 73 km S)
				50MD		Grasonville [Queen Anne ER Heliport], Maryland, US (46 mi / 73 km SE)
				W00		Bowie [Freeway Airport], Maryland, US (46 mi / 74 km S)
				23DE		Clayton [Full Throttle Farm Airport], Delaware, US (46 mi / 74 km SE)
				25MD		Sudlersville [Whalen Field], Maryland, US (46 mi / 74 km SE)
				DE26		Newark [Christiana Hospital Heliport], Delaware, US (46 mi / 74 km E)
				3PN2		Fairfield [Karlindo Airport], Pennsylvania, US (46 mi / 74 km W)
				3W3		Stevensville [Kentmorr Airpark], Maryland, US (46 mi / 74 km S)
				W73		Fairfield [Mid Atlantic Soaring Center Airport], Pennsylvania, US (46 mi / 74 km W)
				PA95		Harrisburg [Turnpike Number 1 Heliport], Pennsylvania, US (46 mi / 75 km N)
				4MD8		Frederick [Ijamsville Airport], Maryland, US (46 mi / 75 km W)
KCGS		CGS		CGS		College Park, Maryland, US (46 mi / 75 km SW)
				3MD0		Frederick [Burhans Memorial Airport], Maryland, US (47 mi / 75 km W)
				27MD		Church Hill [Myles Landing Airport], Maryland, US (47 mi / 75 km SE)
				DE34		Townsend [Townsend A Airport], Delaware, US (47 mi / 76 km E)
KFDK		FDK		FDK		Frederick [Muni], Maryland, US (47 mi / 76 km W)