| Costessey to Bilecik | 1,604.09 mi (2,581.53 km) |
| Costessey to Bingol | 2,084.52 mi (3,354.72 km) |
| Costessey to Birecik | 2,067.45 mi (3,327.23 km) |
| Costessey to Bitlis | 2,172.37 mi (3,496.10 km) |
| Costessey to Bodrum | 1,660.79 mi (2,672.78 km) |
| Costessey to Bogazliyan | 1,856.83 mi (2,988.28 km) |
| Costessey to Bolu | 1,641.44 mi (2,641.64 km) |
| Costessey to Bolvadin | 1,713.17 mi (2,757.08 km) |
| Costessey to Bor | 1,890.78 mi (3,042.91 km) |
| Costessey to Borcka | 2,027.04 mi (3,262.21 km) |
| Costessey to Boyabat | 1,737.39 mi (2,796.06 km) |
| Costessey to Bozdogan | 1,660.65 mi (2,672.56 km) |
| Costessey to Bozkir | 1,833.78 mi (2,951.18 km) |
| Costessey to Bozkurt | 1,702.32 mi (2,739.62 km) |
| Costessey to Bozuyuk | 1,617.30 mi (2,602.80 km) |
