| Castelnaudary to Bingol | 2,012.01 mi (3,238.02 km) |
| Castelnaudary to Birecik | 1,934.99 mi (3,114.07 km) |
| Castelnaudary to Bitlis | 2,104.98 mi (3,387.64 km) |
| Castelnaudary to Bodrum | 1,406.42 mi (2,263.41 km) |
| Castelnaudary to Bogazliyan | 1,740.80 mi (2,801.54 km) |
| Castelnaudary to Bolu | 1,524.30 mi (2,453.12 km) |
| Castelnaudary to Bolvadin | 1,541.51 mi (2,480.83 km) |
| Castelnaudary to Bor | 1,739.85 mi (2,800.03 km) |
| Castelnaudary to Borcka | 2,014.10 mi (3,241.38 km) |
| Castelnaudary to Boyabat | 1,668.70 mi (2,685.52 km) |
| Castelnaudary to Bozdogan | 1,431.98 mi (2,304.54 km) |
| Castelnaudary to Bozkir | 1,642.57 mi (2,643.46 km) |
| Castelnaudary to Bozkurt | 1,493.27 mi (2,403.19 km) |
| Castelnaudary to Bozuyuk | 1,462.59 mi (2,353.80 km) |
| Castelnaudary to Bucak | 1,552.23 mi (2,498.07 km) |
