| Seveso to Blackburn | 761.83 mi (1,226.04 km) |
| Seveso to Blackpool | 782.15 mi (1,258.75 km) |
| Seveso to Blairgowrie | 927.03 mi (1,491.91 km) |
| Seveso to Blandford Forum | 631.46 mi (1,016.23 km) |
| Seveso to Blaydon | 800.66 mi (1,288.54 km) |
| Seveso to Bletchley | 626.76 mi (1,008.68 km) |
| Seveso to Bloxwich | 695.47 mi (1,119.25 km) |
| Seveso to Blunsdon Saint Andrew | 646.12 mi (1,039.82 km) |
| Seveso to Blyth | 803.98 mi (1,293.88 km) |
| Seveso to Bo'ness | 904.26 mi (1,455.27 km) |
| Seveso to Bodmin | 719.89 mi (1,158.55 km) |
| Seveso to Bognor Regis | 573.85 mi (923.53 km) |
| Seveso to Bolsover | 701.57 mi (1,129.07 km) |
| Seveso to Bolton | 752.31 mi (1,210.73 km) |
| Seveso to Bonhill | 928.40 mi (1,494.11 km) |
