| West Carson to Cocentaina | 6,037.61 mi (9,716.60 km) |
| West Carson to Coin | 5,956.06 mi (9,585.35 km) |
| West Carson to Colindres | 5,707.09 mi (9,184.67 km) |
| West Carson to Collado-Villalba | 5,809.15 mi (9,348.92 km) |
| West Carson to Colmenar Viejo | 5,817.67 mi (9,362.63 km) |
| West Carson to Colmenarejo | 5,812.05 mi (9,353.60 km) |
| West Carson to Conil de la Frontera | 5,916.93 mi (9,522.38 km) |
| West Carson to Consuegra | 5,877.95 mi (9,459.64 km) |
| West Carson to Corbera de Llobregat | 6,002.08 mi (9,659.42 km) |
| West Carson to Cordoba | 5,900.50 mi (9,495.94 km) |
| West Carson to Coria del Rio | 5,873.67 mi (9,452.76 km) |
| West Carson to Crevillente | 6,046.15 mi (9,730.33 km) |
| West Carson to Cuarte de Huerva | 5,886.68 mi (9,473.69 km) |
| West Carson to Cubellas | 6,002.37 mi (9,659.89 km) |
| West Carson to Cuellar | 5,762.71 mi (9,274.19 km) |
