ICAO		IATA		Other		Location
				PS80		Quakertown [Robbins Nest Heliport], Pennsylvania, US (29 mi / 47 km N)
				NJ74		Salem [Salem Airfield], New Jersey, US (29 mi / 47 km S)
KCKZ				CKZ		Perkasie [Pennridge Airport], Pennsylvania, US (30 mi / 48 km N)
				2N6		Jobstown [Redwing Airport], New Jersey, US (30 mi / 48 km E)
				48NJ		Salem [Southern Training Center Heliport], New Jersey, US (30 mi / 48 km SW)
				4PS6		Doylestown [Stoneleigh Heliport], Pennsylvania, US (30 mi / 49 km N)
				N47		Pottstown [Muni], Pennsylvania, US (31 mi / 49 km NW)
				4PS8		Coatesville [Coatesville Heliport], Pennsylvania, US (31 mi / 49 km W)
				5NJ4		Trenton [Trenton Heliport], New Jersey, US (31 mi / 50 km NE)
				PS03		Perkasie [Elephant Path Airport], Pennsylvania, US (31 mi / 50 km N)
				1PS9		Trumbauersville [Wicker & Wings Aerodrome], Pennsylvania, US (31 mi / 50 km N)
				5NJ5		Trenton [Atsion Helistop], New Jersey, US (31 mi / 51 km SE)
				PN00		Sassamansville [Crosswinds Airfield], Pennsylvania, US (32 mi / 51 km NW)
				PS29		Solebury [Sugan Pond Heliport], Pennsylvania, US (32 mi / 51 km NE)
				34NJ		Bridgeton [Blews Airport], New Jersey, US (32 mi / 51 km S)
KTTN		TTN		TTN		Trenton [Trenton Mercer Airport], New Jersey, US (32 mi / 51 km NE)
				9PA2		Pennsburg [Old Plains Airport], Pennsylvania, US (32 mi / 51 km N)
				29N		Vineland [Kroelinger Airport], New Jersey, US (32 mi / 51 km S)
				38PA		Solebury [Aerequus Airport], Pennsylvania, US (32 mi / 52 km N)
				61PN		Perkasie [A G A Farms Airport], Pennsylvania, US (32 mi / 52 km N)