| Le Portel to Coudekerque-Branche | 41.93 mi (67.48 km) |
| Le Portel to Coueron | 283.73 mi (456.62 km) |
| Le Portel to Coulommiers | 147.02 mi (236.60 km) |
| Le Portel to Courbevoic | 128.61 mi (206.97 km) |
| Le Portel to Courcouronnes | 148.91 mi (239.65 km) |
| Le Portel to Cournon-d'Auvergne | 351.04 mi (564.94 km) |
| Le Portel to Courrieres | 62.67 mi (100.86 km) |
| Le Portel to Coutras | 399.32 mi (642.64 km) |
| Le Portel to Couzeix | 334.12 mi (537.71 km) |
| Le Portel to Cran-Gevrier | 391.60 mi (630.23 km) |
| Le Portel to Craponne | 372.11 mi (598.86 km) |
| Le Portel to Creil | 107.93 mi (173.70 km) |
| Le Portel to Crepy-en-Valois | 117.29 mi (188.77 km) |
| Le Portel to Crest | 442.96 mi (712.88 km) |
| Le Portel to Creteil | 138.18 mi (222.38 km) |
