| Cities | Distance |
|---|---|
| Seaham to Heswall | 126.47 mi (203.53 km) |
| Seaham to Hetton le Hole | 4.53 mi (7.29 km) |
| Seaham to Hexham | 31.56 mi (50.78 km) |
| Seaham to Heysham | 83.11 mi (133.75 km) |
| Seaham to Heywood | 93.38 mi (150.28 km) |
| Seaham to High Blantyre | 126.82 mi (204.09 km) |
| Seaham to High Wycombe | 223.22 mi (359.24 km) |
| Seaham to Highbury | 232.92 mi (374.85 km) |
| Seaham to Highgate | 231.17 mi (372.03 km) |
| Seaham to Hilsea | 277.29 mi (446.26 km) |
| Seaham to Hinckley | 158.83 mi (255.61 km) |
| Seaham to Hindley | 102.85 mi (165.53 km) |
| Seaham to Hipperholme | 79.30 mi (127.62 km) |
| Seaham to Hitchin | 204.57 mi (329.22 km) |
| Seaham to Hockley | 238.21 mi (383.36 km) |