Airports 501 to 550
Heacock Field Ultralight Flightpark
Upper Connecticut Vally Hospital Heliport
Colebrook, New Hampshire, United States — 557 km (301 nm) WSW
Biddeford Municipal Airport
Eastern Slopes Regional Airport
Little Ossipee Lake Seaplane Base
Waterboro Center, Maine, United States — 563 km (304 nm) WSW
Walkers Point / George H W Bush Presidential Helipad
Victoriaville Airport
White Mountain Airport
North Conway, New Hampshire, United States — 569 km (307 nm) WSW
Pinchgut Lake Water Aerodrome
Pinchgut Lake, Newfoundland and Labrador, Canada — 570 km (308 nm) ENE