| Portici to Blackburn | 1,185.45 mi (1,907.80 km) |
| Portici to Blackpool | 1,205.85 mi (1,940.62 km) |
| Portici to Blairgowrie | 1,347.02 mi (2,167.81 km) |
| Portici to Blandford Forum | 1,050.31 mi (1,690.32 km) |
| Portici to Blaydon | 1,222.04 mi (1,966.69 km) |
| Portici to Bletchley | 1,050.31 mi (1,690.32 km) |
| Portici to Bloxwich | 1,118.98 mi (1,800.83 km) |
| Portici to Blunsdon Saint Andrew | 1,068.20 mi (1,719.10 km) |
| Portici to Blyth | 1,224.70 mi (1,970.97 km) |
| Portici to Bo'ness | 1,325.82 mi (2,133.70 km) |
| Portici to Bodmin | 1,131.16 mi (1,820.42 km) |
| Portici to Bognor Regis | 995.01 mi (1,601.32 km) |
| Portici to Bolsover | 1,125.11 mi (1,810.69 km) |
| Portici to Bolton | 1,175.99 mi (1,892.57 km) |
| Portici to Bonhill | 1,350.90 mi (2,174.06 km) |
