Airports 451 to 500
Atlantic Refining & Marketing Corp Heliport
Philadelphia, Pennsylvania, United States — 70 km (37 nm) SW
Valley Forge Bicentennial Heliport
Henry C. Mustin Naval Air Facility
Philadelphia, Pennsylvania, United States — 70 km (38 nm) SW
Lacey Township Municipal Heliport
Lacey Township, New Jersey, United States — 70 km (38 nm) SSE
Teterboro Airport
Hackensack UMC Palisades Heliport
Lehigh Valley International Airport
Agere Systems-Lehigh Valley Central Campus Heliport
Allentown Queen City Municipal Airport
A.H. Butz Downtown Allentown Heliport
Wyeth Pharmaceuticals Heliport
Collegeville, Pennsylvania, United States — 73 km (39 nm) WSW