| Portishead to Beyne-Heusay | 370.06 mi (595.56 km) |
| Portishead to Bierbeek | 329.20 mi (529.79 km) |
| Portishead to Bilzen | 360.97 mi (580.92 km) |
| Portishead to Binche | 310.70 mi (500.03 km) |
| Portishead to Bissegem | 263.14 mi (423.48 km) |
| Portishead to Blankenberge | 253.73 mi (408.33 km) |
| Portishead to Blegny | 372.90 mi (600.12 km) |
| Portishead to Bocholt | 360.60 mi (580.33 km) |
| Portishead to Boechout | 313.63 mi (504.74 km) |
| Portishead to Bonheiden | 316.87 mi (509.95 km) |
| Portishead to Boom | 309.21 mi (497.63 km) |
| Portishead to Boortmeerbeek | 318.83 mi (513.11 km) |
| Portishead to Borgerhout | 311.30 mi (500.99 km) |
| Portishead to Borgloon | 354.33 mi (570.23 km) |
| Portishead to Bornem | 303.32 mi (488.15 km) |
