| Middlesex to Bispham | 3,324.17 mi (5,349.73 km) |
| Middlesex to Blackburn | 3,348.06 mi (5,388.18 km) |
| Middlesex to Blackpool | 3,324.46 mi (5,350.20 km) |
| Middlesex to Blairgowrie | 3,268.91 mi (5,260.81 km) |
| Middlesex to Blandford Forum | 3,417.53 mi (5,499.98 km) |
| Middlesex to Blaydon | 3,356.19 mi (5,401.26 km) |
| Middlesex to Bletchley | 3,452.36 mi (5,556.04 km) |
| Middlesex to Bloxwich | 3,388.41 mi (5,453.13 km) |
| Middlesex to Blunsdon Saint Andrew | 3,417.27 mi (5,499.56 km) |
| Middlesex to Blyth | 3,361.19 mi (5,409.32 km) |
| Middlesex to Bo'ness | 3,267.26 mi (5,258.14 km) |
| Middlesex to Bodmin | 3,318.63 mi (5,340.81 km) |
| Middlesex to Bognor Regis | 3,480.83 mi (5,601.86 km) |
| Middlesex to Bolsover | 3,405.03 mi (5,479.86 km) |
| Middlesex to Bolton | 3,353.24 mi (5,396.52 km) |
