| Middlesex to Belper | 3,401.50 mi (5,474.18 km) |
| Middlesex to Bentley | 3,404.49 mi (5,479.00 km) |
| Middlesex to Berkhampstead | 3,464.31 mi (5,575.27 km) |
| Middlesex to Berwick-Upon-Tweed | 3,331.75 mi (5,361.93 km) |
| Middlesex to Beverley | 3,426.93 mi (5,515.12 km) |
| Middlesex to Bewdley | 3,380.52 mi (5,440.41 km) |
| Middlesex to Bexleyheath | 3,499.29 mi (5,631.56 km) |
| Middlesex to Bicester | 3,437.37 mi (5,531.91 km) |
| Middlesex to Bickenhill | 3,403.10 mi (5,476.77 km) |
| Middlesex to Bickley | 3,496.86 mi (5,627.65 km) |
| Middlesex to Biddulph | 3,372.04 mi (5,426.77 km) |
| Middlesex to Bideford | 3,329.21 mi (5,357.84 km) |
| Middlesex to Bidston | 3,330.68 mi (5,360.20 km) |
| Middlesex to Biggleswade | 3,469.69 mi (5,583.93 km) |
| Middlesex to Billericay | 3,506.95 mi (5,643.89 km) |
