| Portage to Caldicot | 3,750.94 mi (6,036.55 km) |
| Portage to Calne | 3,784.38 mi (6,090.37 km) |
| Portage to Cam | 3,762.63 mi (6,055.37 km) |
| Portage to Camberley | 3,836.42 mi (6,174.12 km) |
| Portage to Camborne | 3,690.09 mi (5,938.63 km) |
| Portage to Cambridge | 3,842.56 mi (6,184.01 km) |
| Portage to Cambuslang | 3,582.31 mi (5,765.16 km) |
| Portage to Canford Cliffs | 3,809.61 mi (6,130.97 km) |
| Portage to Cannock | 3,746.57 mi (6,029.52 km) |
| Portage to Canterbury | 3,908.24 mi (6,289.70 km) |
| Portage to Carlisle | 3,650.91 mi (5,875.57 km) |
| Portage to Carlton Colville | 3,894.00 mi (6,266.78 km) |
| Portage to Carluke | 3,596.50 mi (5,788.01 km) |
| Portage to Carnoustie | 3,617.12 mi (5,821.20 km) |
| Portage to Carshalton | 3,857.64 mi (6,208.26 km) |
