| Seaham to Bollullos par del Condado | 1,233.95 mi (1,985.85 km) |
| Seaham to Bormujos | 1,227.64 mi (1,975.70 km) |
| Seaham to Brenes | 1,213.45 mi (1,952.86 km) |
| Seaham to Brunete | 1,005.15 mi (1,617.63 km) |
| Seaham to Bueu | 928.51 mi (1,494.30 km) |
| Seaham to Bullas | 1,160.20 mi (1,867.16 km) |
| Seaham to Bunol | 1,065.76 mi (1,715.18 km) |
| Seaham to Burela de Cabo | 819.29 mi (1,318.53 km) |
| Seaham to Burgos | 870.19 mi (1,400.43 km) |
| Seaham to Burjasot | 1,060.33 mi (1,706.44 km) |
| Seaham to Burriana | 1,034.59 mi (1,665.02 km) |
| Seaham to Cabanaquinta | 833.28 mi (1,341.04 km) |
| Seaham to Cabanillas del Campo | 985.09 mi (1,585.35 km) |
| Seaham to Cabra | 1,209.18 mi (1,945.98 km) |
| Seaham to Caceres | 1,086.30 mi (1,748.24 km) |
