| Radford to Cividale del Friuli | 4,604.92 mi (7,410.90 km) |
| Radford to Civita Castellana | 4,694.08 mi (7,554.39 km) |
| Radford to Civitanova Marche | 4,715.94 mi (7,589.57 km) |
| Radford to Civitavecchia | 4,674.12 mi (7,522.27 km) |
| Radford to Civitella in Val di Chiana | 4,624.62 mi (7,442.60 km) |
| Radford to Clusone | 4,465.96 mi (7,187.26 km) |
| Radford to Coccaglio | 4,477.59 mi (7,205.98 km) |
| Radford to Codigoro | 4,593.10 mi (7,391.88 km) |
| Radford to Codogno | 4,479.08 mi (7,208.38 km) |
| Radford to Codroipo | 4,590.75 mi (7,388.11 km) |
| Radford to Cogoleto | 4,458.35 mi (7,175.02 km) |
| Radford to Colle di Val d'Elsa | 4,599.79 mi (7,402.65 km) |
| Radford to Colle Salvetti | 4,564.63 mi (7,346.07 km) |
| Radford to Collecchio | 4,514.57 mi (7,265.51 km) |
| Radford to Colleferro | 4,740.81 mi (7,629.59 km) |
