| Ovar to Coudekerque-Branche | 877.30 mi (1,411.89 km) |
| Ovar to Coueron | 556.51 mi (895.62 km) |
| Ovar to Coulommiers | 792.77 mi (1,275.83 km) |
| Ovar to Courbevoic | 767.91 mi (1,235.83 km) |
| Ovar to Courcouronnes | 761.41 mi (1,225.38 km) |
| Ovar to Cournon-d'Auvergne | 682.60 mi (1,098.54 km) |
| Ovar to Courrieres | 865.05 mi (1,392.16 km) |
| Ovar to Coutras | 517.38 mi (832.64 km) |
| Ovar to Couzeix | 603.96 mi (971.98 km) |
| Ovar to Cran-Gevrier | 816.09 mi (1,313.37 km) |
| Ovar to Craponne | 750.10 mi (1,207.17 km) |
| Ovar to Creil | 792.42 mi (1,275.27 km) |
| Ovar to Crepy-en-Valois | 804.81 mi (1,295.22 km) |
| Ovar to Crest | 740.79 mi (1,192.19 km) |
| Ovar to Creteil | 770.13 mi (1,239.40 km) |
