| Colonia to Cocentaina | 3,809.07 mi (6,130.11 km) |
| Colonia to Coin | 3,664.88 mi (5,898.06 km) |
| Colonia to Colindres | 3,531.02 mi (5,682.62 km) |
| Colonia to Collado-Villalba | 3,581.46 mi (5,763.80 km) |
| Colonia to Colmenar Viejo | 3,592.28 mi (5,781.22 km) |
| Colonia to Colmenarejo | 3,583.14 mi (5,766.50 km) |
| Colonia to Conil de la Frontera | 3,611.41 mi (5,812.00 km) |
| Colonia to Consuegra | 3,635.02 mi (5,850.00 km) |
| Colonia to Corbera de Llobregat | 3,837.44 mi (6,175.76 km) |
| Colonia to Cordoba | 3,625.69 mi (5,834.98 km) |
| Colonia to Coria del Rio | 3,581.64 mi (5,764.10 km) |
| Colonia to Crevillente | 3,807.12 mi (6,126.97 km) |
| Colonia to Cuarte de Huerva | 3,699.83 mi (5,954.29 km) |
| Colonia to Cubellas | 3,831.86 mi (6,166.79 km) |
| Colonia to Cuellar | 3,545.17 mi (5,705.39 km) |
