| Saint-Martin-Boulogne to Bastogne | 186.91 mi (300.80 km) |
| Saint-Martin-Boulogne to Beauraing | 152.42 mi (245.30 km) |
| Saint-Martin-Boulogne to Beernem | 79.78 mi (128.39 km) |
| Saint-Martin-Boulogne to Beerse | 146.37 mi (235.56 km) |
| Saint-Martin-Boulogne to Beersel | 117.04 mi (188.35 km) |
| Saint-Martin-Boulogne to Begijnendijk | 138.94 mi (223.60 km) |
| Saint-Martin-Boulogne to Beloeil | 92.32 mi (148.57 km) |
| Saint-Martin-Boulogne to Berchem | 125.24 mi (201.55 km) |
| Saint-Martin-Boulogne to Beringen | 157.69 mi (253.77 km) |
| Saint-Martin-Boulogne to Berlaar | 134.18 mi (215.94 km) |
| Saint-Martin-Boulogne to Berlare | 105.38 mi (169.60 km) |
| Saint-Martin-Boulogne to Bernissart | 90.05 mi (144.93 km) |
| Saint-Martin-Boulogne to Bertem | 130.64 mi (210.24 km) |
| Saint-Martin-Boulogne to Bertrix | 170.79 mi (274.87 km) |
| Saint-Martin-Boulogne to Beveren | 118.53 mi (190.75 km) |
