| Brent to Bonhill | 4,228.50 mi (6,805.11 km) |
| Brent to Bonnyrigg | 4,285.37 mi (6,896.63 km) |
| Brent to Bootle | 4,331.89 mi (6,971.51 km) |
| Brent to Borehamwood | 4,476.52 mi (7,204.26 km) |
| Brent to Boscombe | 4,431.34 mi (7,131.56 km) |
| Brent to Boston | 4,458.89 mi (7,175.89 km) |
| Brent to Bottesford | 4,421.43 mi (7,115.60 km) |
| Brent to Bourne | 4,448.98 mi (7,159.95 km) |
| Brent to Bournemouth | 4,429.77 mi (7,129.03 km) |
| Brent to Bournville | 4,393.23 mi (7,070.22 km) |
| Brent to Bovingdon | 4,464.36 mi (7,184.69 km) |
| Brent to Bowdon | 4,357.91 mi (7,013.38 km) |
| Brent to Boxley | 4,517.54 mi (7,270.28 km) |
| Brent to Brackley | 4,433.12 mi (7,134.42 km) |
| Brent to Bracknell | 4,462.14 mi (7,181.12 km) |
