| Grande-Synthe to Beyne-Heusay | 148.66 mi (239.25 km) |
| Grande-Synthe to Bierbeek | 108.03 mi (173.86 km) |
| Grande-Synthe to Bilzen | 140.28 mi (225.77 km) |
| Grande-Synthe to Binche | 91.92 mi (147.94 km) |
| Grande-Synthe to Bissegem | 42.08 mi (67.72 km) |
| Grande-Synthe to Blankenberge | 40.43 mi (65.07 km) |
| Grande-Synthe to Blegny | 151.57 mi (243.93 km) |
| Grande-Synthe to Bocholt | 142.59 mi (229.48 km) |
| Grande-Synthe to Boechout | 95.11 mi (153.06 km) |
| Grande-Synthe to Bonheiden | 96.94 mi (156.01 km) |
| Grande-Synthe to Boom | 89.77 mi (144.48 km) |
| Grande-Synthe to Boortmeerbeek | 98.46 mi (158.46 km) |
| Grande-Synthe to Borgerhout | 93.73 mi (150.85 km) |
| Grande-Synthe to Borgloon | 133.26 mi (214.47 km) |
| Grande-Synthe to Bornem | 84.05 mi (135.26 km) |
