| Ronciglione to Blackburn | 1,038.99 mi (1,672.09 km) |
| Ronciglione to Blackpool | 1,059.05 mi (1,704.38 km) |
| Ronciglione to Blairgowrie | 1,204.25 mi (1,938.05 km) |
| Ronciglione to Blandford Forum | 900.97 mi (1,449.97 km) |
| Ronciglione to Blaydon | 1,078.20 mi (1,735.20 km) |
| Ronciglione to Bletchley | 902.77 mi (1,452.86 km) |
| Ronciglione to Bloxwich | 971.35 mi (1,563.24 km) |
| Ronciglione to Blunsdon Saint Andrew | 919.57 mi (1,479.90 km) |
| Ronciglione to Blyth | 1,081.37 mi (1,740.30 km) |
| Ronciglione to Bo'ness | 1,181.85 mi (1,902.00 km) |
| Ronciglione to Bodmin | 981.53 mi (1,579.61 km) |
| Ronciglione to Bognor Regis | 846.13 mi (1,361.71 km) |
| Ronciglione to Bolsover | 978.88 mi (1,575.36 km) |
| Ronciglione to Bolton | 1,029.33 mi (1,656.55 km) |
| Ronciglione to Bonhill | 1,206.05 mi (1,940.96 km) |
