| Kastamonu to Bonnyrigg | 1,926.40 mi (3,100.25 km) |
| Kastamonu to Bootle | 1,882.94 mi (3,030.30 km) |
| Kastamonu to Borehamwood | 1,747.55 mi (2,812.41 km) |
| Kastamonu to Boscombe | 1,804.87 mi (2,904.65 km) |
| Kastamonu to Boston | 1,756.02 mi (2,826.04 km) |
| Kastamonu to Bottesford | 1,791.57 mi (2,883.25 km) |
| Kastamonu to Bourne | 1,767.28 mi (2,844.17 km) |
| Kastamonu to Bournemouth | 1,806.56 mi (2,907.38 km) |
| Kastamonu to Bournville | 1,826.70 mi (2,939.79 km) |
| Kastamonu to Bovingdon | 1,759.50 mi (2,831.65 km) |
| Kastamonu to Bowdon | 1,856.83 mi (2,988.28 km) |
| Kastamonu to Boxley | 1,708.58 mi (2,749.70 km) |
| Kastamonu to Brackley | 1,788.94 mi (2,879.02 km) |
| Kastamonu to Bracknell | 1,764.83 mi (2,840.23 km) |
| Kastamonu to Bradford | 1,838.50 mi (2,958.77 km) |
