| Radford to Cadiz | 3,992.70 mi (6,425.62 km) |
| Radford to Calafell | 4,237.75 mi (6,820.00 km) |
| Radford to Calahorra | 4,040.43 mi (6,502.44 km) |
| Radford to Calasparra | 4,170.67 mi (6,712.04 km) |
| Radford to Calatayud | 4,082.69 mi (6,570.45 km) |
| Radford to Caldas de Montbuy | 4,252.61 mi (6,843.92 km) |
| Radford to Caldas de Reyes | 3,716.90 mi (5,981.78 km) |
| Radford to Calella | 4,276.15 mi (6,881.80 km) |
| Radford to Callosa de Segura | 4,213.98 mi (6,781.75 km) |
| Radford to Calpe | 4,242.84 mi (6,828.19 km) |
| Radford to Calvia | 4,332.16 mi (6,971.94 km) |
| Radford to Camas | 3,980.92 mi (6,406.67 km) |
| Radford to Cambados | 3,711.61 mi (5,973.25 km) |
| Radford to Cambre | 3,715.43 mi (5,979.40 km) |
| Radford to Cambrils | 4,217.71 mi (6,787.75 km) |
