| Koscian to Bingol | 1,460.24 mi (2,350.03 km) |
| Koscian to Birecik | 1,467.61 mi (2,361.89 km) |
| Koscian to Bitlis | 1,544.48 mi (2,485.60 km) |
| Koscian to Bodrum | 1,164.14 mi (1,873.51 km) |
| Koscian to Bogazliyan | 1,257.96 mi (2,024.49 km) |
| Koscian to Bolu | 1,055.42 mi (1,698.54 km) |
| Koscian to Bolvadin | 1,153.52 mi (1,856.41 km) |
| Koscian to Bor | 1,307.83 mi (2,104.75 km) |
| Koscian to Borcka | 1,387.12 mi (2,232.36 km) |
| Koscian to Boyabat | 1,122.93 mi (1,807.18 km) |
| Koscian to Bozdogan | 1,144.49 mi (1,841.88 km) |
| Koscian to Bozkir | 1,277.57 mi (2,056.05 km) |
| Koscian to Bozkurt | 1,168.12 mi (1,879.91 km) |
| Koscian to Bozuyuk | 1,055.01 mi (1,697.87 km) |
| Koscian to Bucak | 1,215.58 mi (1,956.29 km) |
