| Imperial Beach to Cocentaina | 6,052.83 mi (9,741.09 km) |
| Imperial Beach to Coin | 5,964.01 mi (9,598.15 km) |
| Imperial Beach to Colindres | 5,726.19 mi (9,215.41 km) |
| Imperial Beach to Collado-Villalba | 5,823.68 mi (9,372.30 km) |
| Imperial Beach to Colmenar Viejo | 5,832.46 mi (9,386.44 km) |
| Imperial Beach to Colmenarejo | 5,826.47 mi (9,376.79 km) |
| Imperial Beach to Conil de la Frontera | 5,922.99 mi (9,532.13 km) |
| Imperial Beach to Consuegra | 5,891.13 mi (9,480.85 km) |
| Imperial Beach to Corbera de Llobregat | 6,023.36 mi (9,693.66 km) |
| Imperial Beach to Cordoba | 5,910.23 mi (9,511.60 km) |
| Imperial Beach to Coria del Rio | 5,881.29 mi (9,465.02 km) |
| Imperial Beach to Crevillente | 6,060.29 mi (9,753.10 km) |
| Imperial Beach to Cuarte de Huerva | 5,905.47 mi (9,503.93 km) |
| Imperial Beach to Cubellas | 6,023.12 mi (9,693.27 km) |
| Imperial Beach to Cuellar | 5,778.09 mi (9,298.94 km) |
