| Sierre to Coudekerque-Branche | 401.84 mi (646.70 km) |
| Sierre to Coueron | 442.41 mi (711.99 km) |
| Sierre to Coulommiers | 270.58 mi (435.46 km) |
| Sierre to Courbevoic | 304.41 mi (489.90 km) |
| Sierre to Courcouronnes | 287.35 mi (462.44 km) |
| Sierre to Cournon-d'Auvergne | 211.55 mi (340.45 km) |
| Sierre to Courrieres | 355.99 mi (572.91 km) |
| Sierre to Coutras | 379.87 mi (611.34 km) |
| Sierre to Couzeix | 302.98 mi (487.60 km) |
| Sierre to Cran-Gevrier | 73.75 mi (118.69 km) |
| Sierre to Craponne | 140.15 mi (225.55 km) |
| Sierre to Creil | 310.93 mi (500.40 km) |
| Sierre to Crepy-en-Valois | 295.96 mi (476.31 km) |
| Sierre to Crest | 163.00 mi (262.32 km) |
| Sierre to Creteil | 292.38 mi (470.54 km) |
