| Castel San Giorgio to Coudekerque-Branche | 919.98 mi (1,480.56 km) |
| Castel San Giorgio to Coueron | 926.77 mi (1,491.50 km) |
| Castel San Giorgio to Coulommiers | 793.53 mi (1,277.07 km) |
| Castel San Giorgio to Courbevoic | 826.44 mi (1,330.02 km) |
| Castel San Giorgio to Courcouronnes | 808.50 mi (1,301.15 km) |
| Castel San Giorgio to Cournon-d'Auvergne | 671.61 mi (1,080.86 km) |
| Castel San Giorgio to Courrieres | 875.02 mi (1,408.20 km) |
| Castel San Giorgio to Coutras | 804.51 mi (1,294.74 km) |
| Castel San Giorgio to Couzeix | 761.22 mi (1,225.07 km) |
| Castel San Giorgio to Cran-Gevrier | 557.77 mi (897.65 km) |
| Castel San Giorgio to Craponne | 607.15 mi (977.12 km) |
| Castel San Giorgio to Creil | 834.02 mi (1,342.23 km) |
| Castel San Giorgio to Crepy-en-Valois | 819.09 mi (1,318.20 km) |
| Castel San Giorgio to Crest | 561.02 mi (902.88 km) |
| Castel San Giorgio to Creteil | 814.38 mi (1,310.62 km) |
