| Cal to Cocentaina | 1,608.89 mi (2,589.27 km) |
| Cal to Coin | 1,867.00 mi (3,004.65 km) |
| Cal to Colindres | 1,746.38 mi (2,810.53 km) |
| Cal to Collado-Villalba | 1,782.62 mi (2,868.84 km) |
| Cal to Colmenar Viejo | 1,769.80 mi (2,848.21 km) |
| Cal to Colmenarejo | 1,783.53 mi (2,870.32 km) |
| Cal to Conil de la Frontera | 1,945.57 mi (3,131.10 km) |
| Cal to Consuegra | 1,770.53 mi (2,849.40 km) |
| Cal to Corbera de Llobregat | 1,470.84 mi (2,367.09 km) |
| Cal to Cordoba | 1,850.68 mi (2,978.37 km) |
| Cal to Coria del Rio | 1,927.30 mi (3,101.69 km) |
| Cal to Crevillente | 1,633.63 mi (2,629.08 km) |
| Cal to Cuarte de Huerva | 1,618.05 mi (2,603.99 km) |
| Cal to Cubellas | 1,484.33 mi (2,388.80 km) |
| Cal to Cuellar | 1,794.24 mi (2,887.54 km) |
