Airports 551 to 600
Henry C. Mustin Naval Air Facility
Philadelphia, Pennsylvania, United States — 86 km (46 nm) SW
Valley Forge Bicentennial Heliport
Lehigh Valley Hospital Cedar Crest Heliport
Wyeth Pharmaceuticals Heliport
Collegeville, Pennsylvania, United States — 90 km (48 nm) WSW
New Freedom Switching Station Heliport
Winslow Township, New Jersey, United States — 91 km (49 nm) SSW
S & C Distribution Center Heliport
Philadelphia, Pennsylvania, United States — 91 km (49 nm) SW