| Radford to Coudekerque-Branche | 4,003.55 mi (6,443.10 km) |
| Radford to Coueron | 3,923.38 mi (6,314.07 km) |
| Radford to Coulommiers | 4,088.90 mi (6,580.45 km) |
| Radford to Courbevoic | 4,051.83 mi (6,520.80 km) |
| Radford to Courcouronnes | 4,066.43 mi (6,544.29 km) |
| Radford to Cournon-d'Auvergne | 4,178.56 mi (6,724.74 km) |
| Radford to Courrieres | 4,040.43 mi (6,502.44 km) |
| Radford to Coutras | 4,050.16 mi (6,518.10 km) |
| Radford to Couzeix | 4,088.52 mi (6,579.83 km) |
| Radford to Cran-Gevrier | 4,300.52 mi (6,921.01 km) |
| Radford to Craponne | 4,245.27 mi (6,832.10 km) |
| Radford to Creil | 4,052.12 mi (6,521.26 km) |
| Radford to Crepy-en-Valois | 4,069.62 mi (6,549.43 km) |
| Radford to Crest | 4,288.69 mi (6,901.98 km) |
| Radford to Creteil | 4,063.45 mi (6,539.49 km) |
