| Radford to Cognac | 4,023.73 mi (6,475.57 km) |
| Radford to Cogolin | 4,401.38 mi (7,083.33 km) |
| Radford to Colmar | 4,288.28 mi (6,901.31 km) |
| Radford to Colombes | 4,051.12 mi (6,519.65 km) |
| Radford to Colomiers | 4,156.13 mi (6,688.64 km) |
| Radford to Combs-la-Ville | 4,070.73 mi (6,551.21 km) |
| Radford to Comines | 4,035.19 mi (6,494.02 km) |
| Radford to Compiegne | 4,062.22 mi (6,537.51 km) |
| Radford to Concarneau | 3,811.56 mi (6,134.12 km) |
| Radford to Conde-sur-l'Escaut | 4,066.93 mi (6,545.09 km) |
| Radford to Conflans-Sainte-Honorine | 4,042.69 mi (6,506.09 km) |
| Radford to Corbas | 4,255.34 mi (6,848.31 km) |
| Radford to Corbeil-Essonnes | 4,068.92 mi (6,548.29 km) |
| Radford to Cormeilles-en-Parisis | 4,047.68 mi (6,514.11 km) |
| Radford to Cosne sur Loire | 4,120.12 mi (6,630.68 km) |
