| Alum Rock to Bonhill | 5,014.42 mi (8,069.93 km) |
| Alum Rock to Bonnyrigg | 5,061.10 mi (8,145.06 km) |
| Alum Rock to Bootle | 5,180.12 mi (8,336.59 km) |
| Alum Rock to Borehamwood | 5,348.15 mi (8,607.01 km) |
| Alum Rock to Boscombe | 5,346.69 mi (8,604.67 km) |
| Alum Rock to Boston | 5,290.04 mi (8,513.50 km) |
| Alum Rock to Bottesford | 5,242.69 mi (8,437.29 km) |
| Alum Rock to Bourne | 5,289.91 mi (8,513.29 km) |
| Alum Rock to Bournemouth | 5,345.70 mi (8,603.07 km) |
| Alum Rock to Bournville | 5,260.54 mi (8,466.03 km) |
| Alum Rock to Bovingdon | 5,337.03 mi (8,589.12 km) |
| Alum Rock to Bowdon | 5,201.90 mi (8,371.64 km) |
| Alum Rock to Boxley | 5,390.13 mi (8,674.57 km) |
| Alum Rock to Brackley | 5,303.57 mi (8,535.27 km) |
| Alum Rock to Bracknell | 5,345.89 mi (8,603.38 km) |
