| Seymour to Caldicot | 3,911.67 mi (6,295.22 km) |
| Seymour to Calne | 3,945.27 mi (6,349.30 km) |
| Seymour to Cam | 3,924.02 mi (6,315.10 km) |
| Seymour to Camberley | 3,998.09 mi (6,434.31 km) |
| Seymour to Camborne | 3,844.29 mi (6,186.79 km) |
| Seymour to Cambridge | 4,007.52 mi (6,449.48 km) |
| Seymour to Cambuslang | 3,754.79 mi (6,042.75 km) |
| Seymour to Canford Cliffs | 3,968.33 mi (6,386.41 km) |
| Seymour to Cannock | 3,911.22 mi (6,294.50 km) |
| Seymour to Canterbury | 4,071.35 mi (6,552.20 km) |
| Seymour to Carlisle | 3,821.43 mi (6,150.00 km) |
| Seymour to Carlton Colville | 4,060.98 mi (6,535.51 km) |
| Seymour to Carluke | 3,768.94 mi (6,065.52 km) |
| Seymour to Carnoustie | 3,792.48 mi (6,103.40 km) |
| Seymour to Carshalton | 4,019.90 mi (6,469.40 km) |
