| Comacchio to Coudekerque-Branche | 629.10 mi (1,012.44 km) |
| Comacchio to Coueron | 689.15 mi (1,109.08 km) |
| Comacchio to Coulommiers | 515.59 mi (829.76 km) |
| Comacchio to Courbevoic | 551.36 mi (887.33 km) |
| Comacchio to Courcouronnes | 535.53 mi (861.85 km) |
| Comacchio to Cournon-d'Auvergne | 442.97 mi (712.89 km) |
| Comacchio to Courrieres | 585.37 mi (942.06 km) |
| Comacchio to Coutras | 602.77 mi (970.06 km) |
| Comacchio to Couzeix | 537.75 mi (865.43 km) |
| Comacchio to Cran-Gevrier | 306.84 mi (493.81 km) |
| Comacchio to Craponne | 370.02 mi (595.48 km) |
| Comacchio to Creil | 554.54 mi (892.45 km) |
| Comacchio to Crepy-en-Valois | 538.14 mi (866.05 km) |
| Comacchio to Crest | 351.50 mi (565.68 km) |
| Comacchio to Creteil | 539.48 mi (868.21 km) |
