| Severn to Bilecik | 5,272.10 mi (8,484.63 km) |
| Severn to Bingol | 5,741.13 mi (9,239.45 km) |
| Severn to Birecik | 5,735.98 mi (9,231.16 km) |
| Severn to Bitlis | 5,825.21 mi (9,374.76 km) |
| Severn to Bodrum | 5,303.20 mi (8,534.68 km) |
| Severn to Bogazliyan | 5,525.14 mi (8,891.86 km) |
| Severn to Bolu | 5,310.69 mi (8,546.72 km) |
| Severn to Bolvadin | 5,379.57 mi (8,657.59 km) |
| Severn to Bor | 5,559.96 mi (8,947.89 km) |
| Severn to Borcka | 5,660.63 mi (9,109.90 km) |
| Severn to Boyabat | 5,400.16 mi (8,690.72 km) |
| Severn to Bozdogan | 5,312.79 mi (8,550.11 km) |
| Severn to Bozkir | 5,498.22 mi (8,848.52 km) |
| Severn to Bozkurt | 5,361.05 mi (8,627.78 km) |
| Severn to Bozuyuk | 5,284.91 mi (8,505.24 km) |
