| Middle Island to Bonhill | 3,157.73 mi (5,081.88 km) |
| Middle Island to Bonnyrigg | 3,214.75 mi (5,173.65 km) |
| Middle Island to Bootle | 3,257.53 mi (5,242.49 km) |
| Middle Island to Borehamwood | 3,401.29 mi (5,473.85 km) |
| Middle Island to Boscombe | 3,355.99 mi (5,400.94 km) |
| Middle Island to Boston | 3,384.56 mi (5,446.93 km) |
| Middle Island to Bottesford | 3,347.60 mi (5,387.43 km) |
| Middle Island to Bourne | 3,374.41 mi (5,430.59 km) |
| Middle Island to Bournemouth | 3,354.42 mi (5,398.42 km) |
| Middle Island to Bournville | 3,318.22 mi (5,340.15 km) |
| Middle Island to Bovingdon | 3,389.13 mi (5,454.28 km) |
| Middle Island to Bowdon | 3,283.58 mi (5,284.41 km) |
| Middle Island to Boxley | 3,442.25 mi (5,539.76 km) |
| Middle Island to Brackley | 3,357.98 mi (5,404.14 km) |
| Middle Island to Bracknell | 3,386.81 mi (5,450.54 km) |
