| Castelvetrano to Beyne-Heusay | 960.12 mi (1,545.16 km) |
| Castelvetrano to Bierbeek | 990.19 mi (1,593.55 km) |
| Castelvetrano to Bilzen | 978.26 mi (1,574.36 km) |
| Castelvetrano to Binche | 975.97 mi (1,570.68 km) |
| Castelvetrano to Bissegem | 1,021.77 mi (1,644.38 km) |
| Castelvetrano to Blankenberge | 1,052.69 mi (1,694.14 km) |
| Castelvetrano to Blegny | 961.79 mi (1,547.84 km) |
| Castelvetrano to Bocholt | 996.46 mi (1,603.65 km) |
| Castelvetrano to Boechout | 1,015.27 mi (1,633.92 km) |
| Castelvetrano to Bonheiden | 1,007.10 mi (1,620.77 km) |
| Castelvetrano to Boom | 1,013.46 mi (1,631.01 km) |
| Castelvetrano to Boortmeerbeek | 1,003.36 mi (1,614.75 km) |
| Castelvetrano to Borgerhout | 1,019.91 mi (1,641.38 km) |
| Castelvetrano to Borgloon | 977.34 mi (1,572.88 km) |
| Castelvetrano to Bornem | 1,017.16 mi (1,636.95 km) |
