| Treia to Coudekerque-Branche | 738.26 mi (1,188.12 km) |
| Treia to Coueron | 777.85 mi (1,251.83 km) |
| Treia to Coulommiers | 619.69 mi (997.30 km) |
| Treia to Courbevoic | 654.45 mi (1,053.24 km) |
| Treia to Courcouronnes | 637.71 mi (1,026.30 km) |
| Treia to Cournon-d'Auvergne | 525.39 mi (845.54 km) |
| Treia to Courrieres | 694.06 mi (1,116.99 km) |
| Treia to Coutras | 675.91 mi (1,087.77 km) |
| Treia to Couzeix | 619.24 mi (996.57 km) |
| Treia to Cran-Gevrier | 397.07 mi (639.03 km) |
| Treia to Craponne | 455.00 mi (732.26 km) |
| Treia to Creil | 659.38 mi (1,061.18 km) |
| Treia to Crepy-en-Valois | 643.50 mi (1,035.62 km) |
| Treia to Crest | 423.20 mi (681.07 km) |
| Treia to Creteil | 642.46 mi (1,033.94 km) |
