| Castel San Giovanni to Beyne-Heusay | 422.62 mi (680.14 km) |
| Castel San Giovanni to Bierbeek | 454.01 mi (730.65 km) |
| Castel San Giovanni to Bilzen | 440.71 mi (709.25 km) |
| Castel San Giovanni to Binche | 443.10 mi (713.09 km) |
| Castel San Giovanni to Bissegem | 491.12 mi (790.38 km) |
| Castel San Giovanni to Blankenberge | 520.32 mi (837.38 km) |
| Castel San Giovanni to Blegny | 424.16 mi (682.62 km) |
| Castel San Giovanni to Bocholt | 458.69 mi (738.18 km) |
| Castel San Giovanni to Boechout | 479.12 mi (771.07 km) |
| Castel San Giovanni to Bonheiden | 471.07 mi (758.11 km) |
| Castel San Giovanni to Boom | 477.75 mi (768.86 km) |
| Castel San Giovanni to Boortmeerbeek | 467.35 mi (752.13 km) |
| Castel San Giovanni to Borgerhout | 483.73 mi (778.49 km) |
| Castel San Giovanni to Borgloon | 440.07 mi (708.23 km) |
| Castel San Giovanni to Bornem | 481.76 mi (775.31 km) |
