| Cities | Distance |
|---|---|
| Seaham to Cosham | 276.44 mi (444.89 km) |
| Seaham to Costessey | 183.25 mi (294.91 km) |
| Seaham to Cottingham | 82.07 mi (132.08 km) |
| Seaham to Coulsdon | 248.18 mi (399.41 km) |
| Seaham to Coventry | 168.17 mi (270.65 km) |
| Seaham to Cowdenbeath | 117.87 mi (189.69 km) |
| Seaham to Cowes | 281.94 mi (453.74 km) |
| Seaham to Cowley | 231.58 mi (372.69 km) |
| Seaham to Cowley | 214.73 mi (345.58 km) |
| Seaham to Cramlington | 19.34 mi (31.12 km) |
| Seaham to Cranleigh | 258.39 mi (415.84 km) |
| Seaham to Crawley | 262.19 mi (421.95 km) |
| Seaham to Crayford | 242.61 mi (390.44 km) |
| Seaham to Crewe | 128.33 mi (206.52 km) |
| Seaham to Crigglestone | 82.96 mi (133.52 km) |