| Portishead to Belper | 119.83 mi (192.85 km) |
| Portishead to Bentley | 158.19 mi (254.58 km) |
| Portishead to Berkhampstead | 96.38 mi (155.12 km) |
| Portishead to Berwick-Upon-Tweed | 297.71 mi (479.11 km) |
| Portishead to Beverley | 190.21 mi (306.12 km) |
| Portishead to Bewdley | 64.50 mi (103.80 km) |
| Portishead to Bexleyheath | 124.84 mi (200.91 km) |
| Portishead to Bicester | 74.81 mi (120.39 km) |
| Portishead to Bickenhill | 79.40 mi (127.79 km) |
| Portishead to Bickley | 121.11 mi (194.91 km) |
| Portishead to Biddulph | 115.78 mi (186.32 km) |
| Portishead to Bideford | 70.41 mi (113.32 km) |
| Portishead to Bidston | 133.18 mi (214.34 km) |
| Portishead to Biggleswade | 114.92 mi (184.95 km) |
| Portishead to Billericay | 137.00 mi (220.48 km) |
