| Middlesex to Bradford | 3,375.93 mi (5,433.03 km) |
| Middlesex to Bradford-on-Avon | 3,403.75 mi (5,477.80 km) |
| Middlesex to Bradwell | 3,448.96 mi (5,550.56 km) |
| Middlesex to Braintree | 3,506.75 mi (5,643.57 km) |
| Middlesex to Bramhall | 3,367.82 mi (5,419.99 km) |
| Middlesex to Brandon | 3,497.29 mi (5,628.35 km) |
| Middlesex to Braunstone | 3,421.69 mi (5,506.68 km) |
| Middlesex to Bredbury | 3,368.67 mi (5,421.35 km) |
| Middlesex to Brentwood | 3,502.52 mi (5,636.76 km) |
| Middlesex to Bridgnorth | 3,373.20 mi (5,428.65 km) |
| Middlesex to Bridgwater | 3,377.55 mi (5,435.64 km) |
| Middlesex to Bridlington | 3,431.46 mi (5,522.40 km) |
| Middlesex to Bridport | 3,395.39 mi (5,464.35 km) |
| Middlesex to Brierley Hill | 3,386.19 mi (5,449.54 km) |
| Middlesex to Brighouse | 3,375.92 mi (5,433.03 km) |
