| Bouc-Bel-Air to Beyne-Heusay | 494.99 mi (796.61 km) |
| Bouc-Bel-Air to Bierbeek | 510.73 mi (821.95 km) |
| Bouc-Bel-Air to Bilzen | 512.16 mi (824.25 km) |
| Bouc-Bel-Air to Binche | 483.47 mi (778.07 km) |
| Bouc-Bel-Air to Bissegem | 519.00 mi (835.26 km) |
| Bouc-Bel-Air to Blankenberge | 552.56 mi (889.26 km) |
| Bouc-Bel-Air to Blegny | 498.55 mi (802.33 km) |
| Bouc-Bel-Air to Bocholt | 533.30 mi (858.27 km) |
| Bouc-Bel-Air to Boechout | 533.49 mi (858.57 km) |
| Bouc-Bel-Air to Bonheiden | 525.27 mi (845.34 km) |
| Bouc-Bel-Air to Boom | 529.37 mi (851.95 km) |
| Bouc-Bel-Air to Boortmeerbeek | 521.71 mi (839.60 km) |
| Bouc-Bel-Air to Borgerhout | 537.90 mi (865.67 km) |
| Bouc-Bel-Air to Borgloon | 507.69 mi (817.06 km) |
| Bouc-Bel-Air to Bornem | 531.13 mi (854.78 km) |
