| Castalla to Bingol | 2,199.68 mi (3,540.04 km) |
| Castalla to Birecik | 2,096.83 mi (3,374.52 km) |
| Castalla to Bitlis | 2,291.79 mi (3,688.29 km) |
| Castalla to Bodrum | 1,531.27 mi (2,464.35 km) |
| Castalla to Bogazliyan | 1,919.16 mi (3,088.58 km) |
| Castalla to Bolu | 1,713.44 mi (2,757.52 km) |
| Castalla to Bolvadin | 1,702.84 mi (2,740.46 km) |
| Castalla to Bor | 1,901.06 mi (3,059.46 km) |
| Castalla to Borcka | 2,228.01 mi (3,585.63 km) |
| Castalla to Boyabat | 1,872.30 mi (3,013.18 km) |
| Castalla to Bozdogan | 1,569.76 mi (2,526.29 km) |
| Castalla to Bozkir | 1,787.83 mi (2,877.23 km) |
| Castalla to Bozkurt | 1,637.79 mi (2,635.77 km) |
| Castalla to Bozuyuk | 1,637.36 mi (2,635.08 km) |
| Castalla to Bucak | 1,695.27 mi (2,728.27 km) |
