| Castel San Giorgio to Campos del Puerto | 623.82 mi (1,003.94 km) |
| Castel San Giorgio to Canals | 819.16 mi (1,318.31 km) |
| Castel San Giorgio to Candelaria | 1,951.27 mi (3,140.27 km) |
| Castel San Giorgio to Canet de Mar | 632.00 mi (1,017.11 km) |
| Castel San Giorgio to Cangas | 1,215.13 mi (1,955.56 km) |
| Castel San Giorgio to Cangas de Narcea | 1,100.29 mi (1,770.74 km) |
| Castel San Giorgio to Canovellas | 647.60 mi (1,042.21 km) |
| Castel San Giorgio to Canteras | 869.67 mi (1,399.60 km) |
| Castel San Giorgio to Cantillana | 1,117.73 mi (1,798.82 km) |
| Castel San Giorgio to Capdepera | 598.48 mi (963.17 km) |
| Castel San Giorgio to Carballo | 1,208.33 mi (1,944.62 km) |
| Castel San Giorgio to Carcagente | 809.49 mi (1,302.74 km) |
| Castel San Giorgio to Cardedeu | 643.60 mi (1,035.78 km) |
| Castel San Giorgio to Carlet | 811.67 mi (1,306.26 km) |
| Castel San Giorgio to Carmona | 1,111.02 mi (1,788.01 km) |
