| Ridge to Cocentaina | 3,731.64 mi (6,005.50 km) |
| Ridge to Coin | 3,586.92 mi (5,772.58 km) |
| Ridge to Colindres | 3,454.52 mi (5,559.51 km) |
| Ridge to Collado-Villalba | 3,504.15 mi (5,639.38 km) |
| Ridge to Colmenar Viejo | 3,514.99 mi (5,656.83 km) |
| Ridge to Colmenarejo | 3,505.81 mi (5,642.05 km) |
| Ridge to Conil de la Frontera | 3,533.37 mi (5,686.42 km) |
| Ridge to Consuegra | 3,557.50 mi (5,725.24 km) |
| Ridge to Corbera de Llobregat | 3,760.89 mi (6,052.56 km) |
| Ridge to Cordoba | 3,547.85 mi (5,709.71 km) |
| Ridge to Coria del Rio | 3,503.68 mi (5,638.63 km) |
| Ridge to Crevillente | 3,729.57 mi (6,002.16 km) |
| Ridge to Cuarte de Huerva | 3,623.03 mi (5,830.70 km) |
| Ridge to Cubellas | 3,755.22 mi (6,043.45 km) |
| Ridge to Cuellar | 3,468.01 mi (5,581.23 km) |
