| Seaham to Brzesko | 979.96 mi (1,577.09 km) |
| Seaham to Brzeszcze | 921.75 mi (1,483.41 km) |
| Seaham to Brzeziny | 891.70 mi (1,435.06 km) |
| Seaham to Brzozow | 1,043.54 mi (1,679.42 km) |
| Seaham to Bukowno | 925.08 mi (1,488.77 km) |
| Seaham to Busko-Zdroj | 967.87 mi (1,557.63 km) |
| Seaham to Bydgoszcz | 792.11 mi (1,274.78 km) |
| Seaham to Bystrzyca Klodzka | 815.08 mi (1,311.75 km) |
| Seaham to Bytom | 901.14 mi (1,450.24 km) |
| Seaham to Bytow | 755.44 mi (1,215.77 km) |
| Seaham to Chelm | 1,057.49 mi (1,701.86 km) |
| Seaham to Chelmek | 921.74 mi (1,483.39 km) |
| Seaham to Chelmno | 804.65 mi (1,294.96 km) |
| Seaham to Chelmza | 814.93 mi (1,311.50 km) |
| Seaham to Chodziez | 751.10 mi (1,208.78 km) |
