| Mentor to Belper | 3,619.08 mi (5,824.35 km) |
| Mentor to Bentley | 3,618.40 mi (5,823.25 km) |
| Mentor to Berkhampstead | 3,688.38 mi (5,935.88 km) |
| Mentor to Berwick-Upon-Tweed | 3,532.34 mi (5,684.76 km) |
| Mentor to Beverley | 3,638.07 mi (5,854.91 km) |
| Mentor to Bewdley | 3,603.23 mi (5,798.83 km) |
| Mentor to Bexleyheath | 3,724.16 mi (5,993.45 km) |
| Mentor to Bicester | 3,661.42 mi (5,892.48 km) |
| Mentor to Bickenhill | 3,624.66 mi (5,833.32 km) |
| Mentor to Bickley | 3,722.20 mi (5,990.31 km) |
| Mentor to Biddulph | 3,589.95 mi (5,777.46 km) |
| Mentor to Bideford | 3,562.66 mi (5,733.55 km) |
| Mentor to Bidston | 3,547.93 mi (5,709.85 km) |
| Mentor to Biggleswade | 3,691.40 mi (5,940.73 km) |
| Mentor to Billericay | 3,730.43 mi (6,003.54 km) |
