| Thonex to Coudekerque-Branche | 376.62 mi (606.11 km) |
| Thonex to Coueron | 381.19 mi (613.47 km) |
| Thonex to Coulommiers | 232.37 mi (373.96 km) |
| Thonex to Courbevoic | 262.19 mi (421.96 km) |
| Thonex to Courcouronnes | 243.36 mi (391.66 km) |
| Thonex to Cournon-d'Auvergne | 146.61 mi (235.95 km) |
| Thonex to Courrieres | 330.59 mi (532.04 km) |
| Thonex to Coutras | 315.03 mi (506.99 km) |
| Thonex to Couzeix | 238.11 mi (383.20 km) |
| Thonex to Cran-Gevrier | 19.70 mi (31.70 km) |
| Thonex to Craponne | 76.37 mi (122.91 km) |
| Thonex to Creil | 273.28 mi (439.80 km) |
| Thonex to Crepy-en-Valois | 260.56 mi (419.33 km) |
| Thonex to Crest | 115.21 mi (185.41 km) |
| Thonex to Creteil | 250.22 mi (402.69 km) |
