| Sierning to Bingol | 1,448.33 mi (2,330.86 km) |
| Sierning to Birecik | 1,416.44 mi (2,279.53 km) |
| Sierning to Bitlis | 1,538.79 mi (2,476.44 km) |
| Sierning to Bodrum | 1,009.12 mi (1,624.03 km) |
| Sierning to Bogazliyan | 1,206.95 mi (1,942.41 km) |
| Sierning to Bolu | 988.91 mi (1,591.49 km) |
| Sierning to Bolvadin | 1,055.43 mi (1,698.55 km) |
| Sierning to Bor | 1,235.68 mi (1,988.63 km) |
| Sierning to Borcka | 1,412.22 mi (2,272.75 km) |
| Sierning to Boyabat | 1,097.62 mi (1,766.45 km) |
| Sierning to Bozdogan | 1,005.12 mi (1,617.58 km) |
| Sierning to Bozkir | 1,175.72 mi (1,892.15 km) |
| Sierning to Bozkurt | 1,044.81 mi (1,681.45 km) |
| Sierning to Bozuyuk | 960.09 mi (1,545.11 km) |
| Sierning to Bucak | 1,099.34 mi (1,769.21 km) |
