| Kastamonu to Blackburn | 1,866.85 mi (3,004.41 km) |
| Kastamonu to Blackpool | 1,890.49 mi (3,042.46 km) |
| Kastamonu to Blairgowrie | 1,948.94 mi (3,136.52 km) |
| Kastamonu to Blandford Forum | 1,820.06 mi (2,929.10 km) |
| Kastamonu to Blaydon | 1,857.21 mi (2,988.89 km) |
| Kastamonu to Bletchley | 1,771.11 mi (2,850.33 km) |
| Kastamonu to Bloxwich | 1,831.85 mi (2,948.07 km) |
| Kastamonu to Blunsdon Saint Andrew | 1,811.16 mi (2,914.78 km) |
| Kastamonu to Blyth | 1,852.46 mi (2,981.25 km) |
| Kastamonu to Bo'ness | 1,947.89 mi (3,134.82 km) |
| Kastamonu to Bodmin | 1,928.81 mi (3,104.11 km) |
| Kastamonu to Bognor Regis | 1,754.98 mi (2,824.37 km) |
| Kastamonu to Bolsover | 1,811.18 mi (2,914.82 km) |
| Kastamonu to Bolton | 1,862.25 mi (2,997.00 km) |
| Kastamonu to Bonhill | 1,983.08 mi (3,191.46 km) |
