| Seaham to Barking | 235.45 mi (378.92 km) |
| Seaham to Barnet | 225.76 mi (363.33 km) |
| Seaham to Barnoldswick | 72.50 mi (116.67 km) |
| Seaham to Barnsley | 88.98 mi (143.20 km) |
| Seaham to Barnstaple | 283.33 mi (455.98 km) |
| Seaham to Barrhead | 137.01 mi (220.50 km) |
| Seaham to Barri | 250.44 mi (403.04 km) |
| Seaham to Barrow in Furness | 90.95 mi (146.36 km) |
| Seaham to Barton upon Humber | 87.62 mi (141.01 km) |
| Seaham to Barton upon Irwell | 102.88 mi (165.57 km) |
| Seaham to Barwell | 156.97 mi (252.61 km) |
| Seaham to Basford | 128.84 mi (207.35 km) |
| Seaham to Basildon | 237.61 mi (382.40 km) |
| Seaham to Basingstoke | 247.11 mi (397.69 km) |
| Seaham to Bath | 242.77 mi (390.70 km) |
