| Catonsville to Caldicot | 3,527.54 mi (5,677.02 km) |
| Catonsville to Calne | 3,561.23 mi (5,731.25 km) |
| Catonsville to Cam | 3,541.10 mi (5,698.86 km) |
| Catonsville to Camberley | 3,615.24 mi (5,818.16 km) |
| Catonsville to Camborne | 3,448.27 mi (5,549.46 km) |
| Catonsville to Cambridge | 3,631.31 mi (5,844.03 km) |
| Catonsville to Cambuslang | 3,397.24 mi (5,467.33 km) |
| Catonsville to Canford Cliffs | 3,579.90 mi (5,761.29 km) |
| Catonsville to Cannock | 3,535.04 mi (5,689.09 km) |
| Catonsville to Canterbury | 3,690.91 mi (5,939.94 km) |
| Catonsville to Carlisle | 3,458.76 mi (5,566.34 km) |
| Catonsville to Carlton Colville | 3,688.68 mi (5,936.35 km) |
| Catonsville to Carluke | 3,411.15 mi (5,489.72 km) |
| Catonsville to Carnoustie | 3,441.53 mi (5,538.60 km) |
| Catonsville to Carshalton | 3,638.08 mi (5,854.92 km) |
