| Oakland to Cortona | 6,143.54 mi (9,887.07 km) |
| Oakland to Cosenza | 6,494.37 mi (10,451.68 km) |
| Oakland to Cossato | 5,904.87 mi (9,502.96 km) |
| Oakland to Costa Volpino | 5,945.68 mi (9,568.65 km) |
| Oakland to Creazzo | 6,001.11 mi (9,657.86 km) |
| Oakland to Crema | 5,959.80 mi (9,591.38 km) |
| Oakland to Cremona | 5,982.86 mi (9,628.48 km) |
| Oakland to Crevalcore | 6,038.01 mi (9,717.23 km) |
| Oakland to Crispiano | 6,444.72 mi (10,371.78 km) |
| Oakland to Crosia | 6,493.07 mi (10,449.58 km) |
| Oakland to Crotone | 6,531.33 mi (10,511.15 km) |
| Oakland to Cuneo | 5,951.61 mi (9,578.19 km) |
| Oakland to Cuorgne | 5,899.41 mi (9,494.18 km) |
| Oakland to Cusano Milanino | 5,935.25 mi (9,551.87 km) |
| Oakland to Cutro | 6,530.59 mi (10,509.97 km) |
