| Petite-Synthe to Beyne-Heusay | 146.62 mi (235.97 km) |
| Petite-Synthe to Bierbeek | 105.93 mi (170.48 km) |
| Petite-Synthe to Bilzen | 138.15 mi (222.33 km) |
| Petite-Synthe to Binche | 90.28 mi (145.30 km) |
| Petite-Synthe to Bissegem | 40.24 mi (64.76 km) |
| Petite-Synthe to Blankenberge | 38.23 mi (61.53 km) |
| Petite-Synthe to Blegny | 149.51 mi (240.61 km) |
| Petite-Synthe to Bocholt | 140.37 mi (225.90 km) |
| Petite-Synthe to Boechout | 92.88 mi (149.47 km) |
| Petite-Synthe to Bonheiden | 94.75 mi (152.49 km) |
| Petite-Synthe to Boom | 87.56 mi (140.92 km) |
| Petite-Synthe to Boortmeerbeek | 96.29 mi (154.97 km) |
| Petite-Synthe to Borgerhout | 91.49 mi (147.23 km) |
| Petite-Synthe to Borgloon | 131.16 mi (211.08 km) |
| Petite-Synthe to Bornem | 81.83 mi (131.69 km) |
