| Saint-Genis-Laval to Beyne-Heusay | 342.27 mi (550.83 km) |
| Saint-Genis-Laval to Bierbeek | 354.96 mi (571.25 km) |
| Saint-Genis-Laval to Bilzen | 358.80 mi (577.44 km) |
| Saint-Genis-Laval to Binche | 326.30 mi (525.12 km) |
| Saint-Genis-Laval to Bissegem | 361.14 mi (581.19 km) |
| Saint-Genis-Laval to Blankenberge | 394.70 mi (635.21 km) |
| Saint-Genis-Laval to Blegny | 346.16 mi (557.08 km) |
| Saint-Genis-Laval to Bocholt | 380.08 mi (611.67 km) |
| Saint-Genis-Laval to Boechout | 377.10 mi (606.89 km) |
| Saint-Genis-Laval to Bonheiden | 368.96 mi (593.79 km) |
| Saint-Genis-Laval to Boom | 372.74 mi (599.86 km) |
| Saint-Genis-Laval to Boortmeerbeek | 365.46 mi (588.16 km) |
| Saint-Genis-Laval to Borgerhout | 381.44 mi (613.87 km) |
| Saint-Genis-Laval to Borgloon | 353.71 mi (569.24 km) |
| Saint-Genis-Laval to Bornem | 374.26 mi (602.31 km) |
