| Castle Rock to Caldicot | 4,604.76 mi (7,410.64 km) |
| Castle Rock to Calne | 4,637.06 mi (7,462.62 km) |
| Castle Rock to Cam | 4,614.00 mi (7,425.51 km) |
| Castle Rock to Camberley | 4,685.51 mi (7,540.60 km) |
| Castle Rock to Camborne | 4,565.95 mi (7,348.18 km) |
| Castle Rock to Cambridge | 4,679.87 mi (7,531.52 km) |
| Castle Rock to Cambuslang | 4,395.83 mi (7,074.40 km) |
| Castle Rock to Canford Cliffs | 4,669.15 mi (7,514.28 km) |
| Castle Rock to Cannock | 4,586.78 mi (7,381.70 km) |
| Castle Rock to Canterbury | 4,751.01 mi (7,646.02 km) |
| Castle Rock to Carlisle | 4,470.85 mi (7,195.14 km) |
| Castle Rock to Carlton Colville | 4,722.84 mi (7,600.68 km) |
| Castle Rock to Carluke | 4,409.91 mi (7,097.06 km) |
| Castle Rock to Carnoustie | 4,417.94 mi (7,109.99 km) |
| Castle Rock to Carshalton | 4,704.31 mi (7,570.85 km) |
