| Hwlffordd to Coudekerque-Branche | 321.58 mi (517.54 km) |
| Hwlffordd to Coueron | 348.56 mi (560.95 km) |
| Hwlffordd to Coulommiers | 410.54 mi (660.70 km) |
| Hwlffordd to Courbevoic | 376.07 mi (605.23 km) |
| Hwlffordd to Courcouronnes | 393.66 mi (633.53 km) |
| Hwlffordd to Cournon-d'Auvergne | 559.23 mi (900.00 km) |
| Hwlffordd to Courrieres | 355.39 mi (571.95 km) |
| Hwlffordd to Coutras | 516.81 mi (831.72 km) |
| Hwlffordd to Couzeix | 496.84 mi (799.59 km) |
| Hwlffordd to Cran-Gevrier | 646.45 mi (1,040.37 km) |
| Hwlffordd to Craponne | 607.19 mi (977.18 km) |
| Hwlffordd to Creil | 371.24 mi (597.46 km) |
| Hwlffordd to Crepy-en-Valois | 387.77 mi (624.06 km) |
| Hwlffordd to Crest | 669.62 mi (1,077.64 km) |
| Hwlffordd to Creteil | 388.11 mi (624.61 km) |
