| Seymour to Cromer | 4,032.52 mi (6,489.71 km) |
| Seymour to Crosby | 3,852.12 mi (6,199.38 km) |
| Seymour to Crowborough | 4,041.50 mi (6,504.16 km) |
| Seymour to Croxley Green | 4,001.09 mi (6,439.13 km) |
| Seymour to Croydon | 4,021.96 mi (6,472.71 km) |
| Seymour to Cudworth | 3,911.68 mi (6,295.23 km) |
| Seymour to Culcheth | 3,872.66 mi (6,232.44 km) |
| Seymour to Cullercoats | 3,874.07 mi (6,234.71 km) |
| Seymour to Cumbernauld | 3,758.35 mi (6,048.48 km) |
| Seymour to Cumnock | 3,759.37 mi (6,050.12 km) |
| Seymour to Cupar | 3,785.77 mi (6,092.60 km) |
| Seymour to Cwmbran | 3,899.26 mi (6,275.25 km) |
| Seymour to Dagenham | 4,027.13 mi (6,481.04 km) |
| Seymour to Dalkeith | 3,793.70 mi (6,105.37 km) |
| Seymour to Darfield | 3,914.01 mi (6,298.98 km) |
