| California to Cabestany | 4,026.22 mi (6,479.58 km) |
| California to Cabries | 4,115.01 mi (6,622.47 km) |
| California to Cachan | 3,834.57 mi (6,171.14 km) |
| California to Caen | 3,710.27 mi (5,971.11 km) |
| California to Cagnes-sur-Mer | 4,187.80 mi (6,739.61 km) |
| California to Cahors | 3,907.85 mi (6,289.08 km) |
| California to Calais | 3,763.62 mi (6,056.96 km) |
| California to Caluire-et-Cuire | 4,022.74 mi (6,473.98 km) |
| California to Cambrai | 3,838.66 mi (6,177.73 km) |
| California to Canet-en-Roussillon | 4,028.46 mi (6,483.18 km) |
| California to Cannes | 4,185.19 mi (6,735.41 km) |
| California to Canteleu | 3,763.82 mi (6,057.28 km) |
| California to Capbreton | 3,797.58 mi (6,111.62 km) |
| California to Carcassonne | 3,983.74 mi (6,411.20 km) |
| California to Carmaux | 3,951.37 mi (6,359.12 km) |
