Airports 501 to 550
Concord Naval Weapons Station Airfield
Treasure Island Naval Auxiliary Airfield
San Francisco, California, United States — 196 km (106 nm) NW
Vallecito Conservation Camp 1 Heliport
Angels Camp, California, United States — 197 km (106 nm) NNE
Buchanan Field
Calaveras Co Maury Rasmussen Field
Montgomery Airfield / Marina Airfield
San Francisco, California, United States — 198 km (107 nm) NW
Lompoc Airport
San Francisco VA Medical Center Heliport
San Francisco, California, United States — 200 km (108 nm) NW
Fort McDowell East Garrison Heliport
Belvedere Tiburon, California, United States — 202 km (109 nm) NW
Calaveras County San Andreas Airport
U of C - Richmond Field Station Heliport
White Bark Helipad at Kaiser Pass
Angel Island Nike Base Heliport
Belvedere Tiburon, California, United States — 202 km (109 nm) NW