| Seaham to Bilecik | 1,756.81 mi (2,827.31 km) |
| Seaham to Bingol | 2,217.49 mi (3,568.71 km) |
| Seaham to Birecik | 2,211.45 mi (3,558.99 km) |
| Seaham to Bitlis | 2,303.32 mi (3,706.84 km) |
| Seaham to Bodrum | 1,826.86 mi (2,940.05 km) |
| Seaham to Bogazliyan | 2,000.56 mi (3,219.59 km) |
| Seaham to Bolu | 1,788.49 mi (2,878.30 km) |
| Seaham to Bolvadin | 1,867.65 mi (3,005.69 km) |
| Seaham to Bor | 2,039.85 mi (3,282.82 km) |
| Seaham to Borcka | 2,148.87 mi (3,458.28 km) |
| Seaham to Boyabat | 1,874.51 mi (3,016.74 km) |
| Seaham to Bozdogan | 1,823.59 mi (2,934.78 km) |
| Seaham to Bozkir | 1,989.66 mi (3,202.06 km) |
| Seaham to Bozkurt | 1,862.21 mi (2,996.94 km) |
| Seaham to Bozuyuk | 1,770.61 mi (2,849.52 km) |
