| Castel San Giorgio to Cervello | 664.23 mi (1,068.98 km) |
| Castel San Giorgio to Cervera | 699.81 mi (1,126.24 km) |
| Castel San Giorgio to Ceuti | 871.30 mi (1,402.22 km) |
| Castel San Giorgio to Cheste | 816.61 mi (1,314.21 km) |
| Castel San Giorgio to Chiclana de la Frontera | 1,162.46 mi (1,870.79 km) |
| Castel San Giorgio to Chipiona | 1,169.36 mi (1,881.90 km) |
| Castel San Giorgio to Chiva | 818.57 mi (1,317.36 km) |
| Castel San Giorgio to Churriana de la Vega | 1,015.14 mi (1,633.71 km) |
| Castel San Giorgio to Ciempozuelos | 962.05 mi (1,548.27 km) |
| Castel San Giorgio to Cieza | 875.68 mi (1,409.27 km) |
| Castel San Giorgio to Cisterniga | 1,007.20 mi (1,620.93 km) |
| Castel San Giorgio to Ciudad de Melilla | 1,030.56 mi (1,658.52 km) |
| Castel San Giorgio to Ciudad Real | 992.93 mi (1,597.97 km) |
| Castel San Giorgio to Ciudad-Rodrigo | 1,110.06 mi (1,786.47 km) |
| Castel San Giorgio to Cocentaina | 815.30 mi (1,312.09 km) |
