| Mentor to Bispham | 3,538.50 mi (5,694.67 km) |
| Mentor to Blackburn | 3,562.39 mi (5,733.11 km) |
| Mentor to Blackpool | 3,539.05 mi (5,695.56 km) |
| Mentor to Blairgowrie | 3,465.37 mi (5,576.98 km) |
| Mentor to Blandford Forum | 3,649.19 mi (5,872.80 km) |
| Mentor to Blaydon | 3,561.77 mi (5,732.11 km) |
| Mentor to Bletchley | 3,675.28 mi (5,914.78 km) |
| Mentor to Bloxwich | 3,609.25 mi (5,808.53 km) |
| Mentor to Blunsdon Saint Andrew | 3,643.93 mi (5,864.34 km) |
| Mentor to Blyth | 3,565.47 mi (5,738.07 km) |
| Mentor to Bo'ness | 3,467.92 mi (5,581.07 km) |
| Mentor to Bodmin | 3,556.04 mi (5,722.90 km) |
| Mentor to Bognor Regis | 3,710.83 mi (5,972.00 km) |
| Mentor to Bolsover | 3,621.12 mi (5,827.63 km) |
| Mentor to Bolton | 3,568.58 mi (5,743.08 km) |
