| Oakland to Cocentaina | 5,984.94 mi (9,631.84 km) |
| Oakland to Coin | 5,926.94 mi (9,538.49 km) |
| Oakland to Colindres | 5,643.73 mi (9,082.71 km) |
| Oakland to Collado-Villalba | 5,759.85 mi (9,269.58 km) |
| Oakland to Colmenar Viejo | 5,767.49 mi (9,281.87 km) |
| Oakland to Colmenarejo | 5,763.10 mi (9,274.82 km) |
| Oakland to Conil de la Frontera | 5,894.06 mi (9,485.57 km) |
| Oakland to Consuegra | 5,832.58 mi (9,386.63 km) |
| Oakland to Corbera de Llobregat | 5,930.30 mi (9,543.90 km) |
| Oakland to Cordoba | 5,866.01 mi (9,440.42 km) |
| Oakland to Coria del Rio | 5,846.06 mi (9,408.32 km) |
| Oakland to Crevillente | 5,996.85 mi (9,650.99 km) |
| Oakland to Cuarte de Huerva | 5,823.40 mi (9,371.85 km) |
| Oakland to Cubellas | 5,932.30 mi (9,547.11 km) |
| Oakland to Cuellar | 5,710.93 mi (9,190.85 km) |
