| Castel San Giovanni to Cognac | 475.64 mi (765.47 km) |
| Castel San Giovanni to Cogolin | 190.08 mi (305.91 km) |
| Castel San Giovanni to Colmar | 231.53 mi (372.62 km) |
| Castel San Giovanni to Colombes | 431.18 mi (693.92 km) |
| Castel San Giovanni to Colomiers | 412.08 mi (663.17 km) |
| Castel San Giovanni to Combs-la-Ville | 409.62 mi (659.21 km) |
| Castel San Giovanni to Comines | 493.85 mi (794.77 km) |
| Castel San Giovanni to Compiegne | 432.28 mi (695.68 km) |
| Castel San Giovanni to Concarneau | 663.79 mi (1,068.27 km) |
| Castel San Giovanni to Conde-sur-l'Escaut | 461.03 mi (741.96 km) |
| Castel San Giovanni to Conflans-Sainte-Honorine | 439.90 mi (707.95 km) |
| Castel San Giovanni to Corbas | 224.07 mi (360.61 km) |
| Castel San Giovanni to Corbeil-Essonnes | 410.34 mi (660.38 km) |
| Castel San Giovanni to Cormeilles-en-Parisis | 435.08 mi (700.20 km) |
| Castel San Giovanni to Cosne sur Loire | 351.07 mi (564.99 km) |
