| Castel San Giorgio to Coin | 1,083.77 mi (1,744.16 km) |
| Castel San Giorgio to Colindres | 945.89 mi (1,522.26 km) |
| Castel San Giorgio to Collado-Villalba | 978.05 mi (1,574.02 km) |
| Castel San Giorgio to Colmenar Viejo | 965.22 mi (1,553.37 km) |
| Castel San Giorgio to Colmenarejo | 979.10 mi (1,575.70 km) |
| Castel San Giorgio to Conil de la Frontera | 1,162.83 mi (1,871.39 km) |
| Castel San Giorgio to Consuegra | 969.71 mi (1,560.60 km) |
| Castel San Giorgio to Corbera de Llobregat | 665.65 mi (1,071.25 km) |
| Castel San Giorgio to Cordoba | 1,057.79 mi (1,702.34 km) |
| Castel San Giorgio to Coria del Rio | 1,136.73 mi (1,829.39 km) |
| Castel San Giorgio to Crevillente | 843.80 mi (1,357.96 km) |
| Castel San Giorgio to Cuarte de Huerva | 812.84 mi (1,308.13 km) |
| Castel San Giorgio to Cubellas | 679.30 mi (1,093.24 km) |
| Castel San Giorgio to Cuellar | 989.02 mi (1,591.67 km) |
| Castel San Giorgio to Cuenca | 886.29 mi (1,426.34 km) |
