| Castenaso to Beyne-Heusay | 501.33 mi (806.81 km) |
| Castenaso to Bierbeek | 536.35 mi (863.16 km) |
| Castenaso to Bilzen | 518.85 mi (835.01 km) |
| Castenaso to Binche | 530.58 mi (853.89 km) |
| Castenaso to Bissegem | 580.16 mi (933.68 km) |
| Castenaso to Blankenberge | 607.34 mi (977.43 km) |
| Castenaso to Blegny | 502.10 mi (808.05 km) |
| Castenaso to Bocholt | 534.90 mi (860.84 km) |
| Castenaso to Boechout | 561.18 mi (903.13 km) |
| Castenaso to Bonheiden | 553.49 mi (890.76 km) |
| Castenaso to Boom | 560.69 mi (902.35 km) |
| Castenaso to Boortmeerbeek | 549.88 mi (884.94 km) |
| Castenaso to Borgerhout | 565.68 mi (910.37 km) |
| Castenaso to Borgloon | 519.54 mi (836.12 km) |
| Castenaso to Bornem | 565.23 mi (909.65 km) |
