| Sluis to Coin | 1,087.88 mi (1,750.77 km) |
| Sluis to Colindres | 632.74 mi (1,018.29 km) |
| Sluis to Collado-Villalba | 817.60 mi (1,315.80 km) |
| Sluis to Colmenar Viejo | 811.04 mi (1,305.25 km) |
| Sluis to Colmenarejo | 822.39 mi (1,323.50 km) |
| Sluis to Conil de la Frontera | 1,139.34 mi (1,833.60 km) |
| Sluis to Consuegra | 885.07 mi (1,424.38 km) |
| Sluis to Corbera de Llobregat | 686.90 mi (1,105.46 km) |
| Sluis to Cordoba | 1,009.26 mi (1,624.25 km) |
| Sluis to Coria del Rio | 1,073.47 mi (1,727.58 km) |
| Sluis to Crevillente | 925.10 mi (1,488.80 km) |
| Sluis to Cuarte de Huerva | 702.15 mi (1,130.00 km) |
| Sluis to Cubellas | 702.45 mi (1,130.49 km) |
| Sluis to Cuellar | 775.79 mi (1,248.52 km) |
| Sluis to Cuenca | 820.80 mi (1,320.95 km) |
