| Castel San Pietro Terme to Coudekerque-Branche | 625.29 mi (1,006.31 km) |
| Castel San Pietro Terme to Coueron | 668.77 mi (1,076.28 km) |
| Castel San Pietro Terme to Coulommiers | 505.31 mi (813.22 km) |
| Castel San Pietro Terme to Courbevoic | 540.13 mi (869.26 km) |
| Castel San Pietro Terme to Courcouronnes | 523.50 mi (842.49 km) |
| Castel San Pietro Terme to Cournon-d'Auvergne | 419.37 mi (674.91 km) |
| Castel San Pietro Terme to Courrieres | 580.77 mi (934.66 km) |
| Castel San Pietro Terme to Coutras | 576.20 mi (927.30 km) |
| Castel San Pietro Terme to Couzeix | 514.00 mi (827.21 km) |
| Castel San Pietro Terme to Cran-Gevrier | 286.42 mi (460.94 km) |
| Castel San Pietro Terme to Craponne | 347.27 mi (558.88 km) |
| Castel San Pietro Terme to Creil | 545.01 mi (877.10 km) |
| Castel San Pietro Terme to Crepy-en-Valois | 529.16 mi (851.60 km) |
| Castel San Pietro Terme to Crest | 323.69 mi (520.92 km) |
| Castel San Pietro Terme to Creteil | 528.15 mi (849.97 km) |
