| Middle Valley to Cocentaina | 4,507.20 mi (7,253.65 km) |
| Middle Valley to Coin | 4,357.61 mi (7,012.90 km) |
| Middle Valley to Colindres | 4,231.23 mi (6,809.51 km) |
| Middle Valley to Collado-Villalba | 4,280.14 mi (6,888.22 km) |
| Middle Valley to Colmenar Viejo | 4,291.05 mi (6,905.78 km) |
| Middle Valley to Colmenarejo | 4,281.75 mi (6,890.80 km) |
| Middle Valley to Conil de la Frontera | 4,302.28 mi (6,923.84 km) |
| Middle Valley to Consuegra | 4,332.65 mi (6,972.73 km) |
| Middle Valley to Corbera de Llobregat | 4,537.63 mi (7,302.61 km) |
| Middle Valley to Cordoba | 4,320.54 mi (6,953.24 km) |
| Middle Valley to Coria del Rio | 4,274.59 mi (6,879.29 km) |
| Middle Valley to Crevillente | 4,504.58 mi (7,249.42 km) |
| Middle Valley to Cuarte de Huerva | 4,399.78 mi (7,080.76 km) |
| Middle Valley to Cubellas | 4,531.99 mi (7,293.54 km) |
| Middle Valley to Cuellar | 4,244.39 mi (6,830.68 km) |
