Airports 501 to 550
Cooperstown Municipal Airport
Cooperstown, North Dakota, United States — 236 km (127 nm) WNW
Britton Municipal Airport
Dakota Regional Medical Center Heliport
Cooperstown, North Dakota, United States — 237 km (128 nm) WNW
Anoka County-Blaine (Janes Field) Airport
Amundson Seaplane Base
Orono/Lake Minnetonka, Minnesota, United States — 246 km (133 nm) SSE