| Seaford to Clacton-on-Sea | 83.82 mi (134.90 km) |
| Seaford to Clay Cross | 177.47 mi (285.62 km) |
| Seaford to Clayton | 223.26 mi (359.30 km) |
| Seaford to Clayton le Moors | 232.64 mi (374.40 km) |
| Seaford to Cleckheaton | 218.17 mi (351.11 km) |
| Seaford to Cleethorpes | 192.38 mi (309.60 km) |
| Seaford to Clevedon | 136.20 mi (219.20 km) |
| Seaford to Clifton | 157.19 mi (252.98 km) |
| Seaford to Clifton | 226.93 mi (365.21 km) |
| Seaford to Cliftonville | 70.93 mi (114.14 km) |
| Seaford to Clitheroe | 238.67 mi (384.11 km) |
| Seaford to Clydebank | 399.92 mi (643.62 km) |
| Seaford to Coalville | 148.91 mi (239.65 km) |
| Seaford to Coatbridge | 390.75 mi (628.85 km) |
| Seaford to Cobham | 44.50 mi (71.62 km) |
