| Montrouge to Borsbeek | 190.55 mi (306.66 km) |
| Montrouge to Boussu | 129.68 mi (208.70 km) |
| Montrouge to Braine-l'Alleud | 157.94 mi (254.19 km) |
| Montrouge to Braine-le-Chateau | 155.43 mi (250.14 km) |
| Montrouge to Braine-le-Comte | 147.38 mi (237.18 km) |
| Montrouge to Brasschaat | 196.22 mi (315.78 km) |
| Montrouge to Brecht | 202.77 mi (326.33 km) |
| Montrouge to Bredene | 169.46 mi (272.72 km) |
| Montrouge to Bree | 215.85 mi (347.38 km) |
| Montrouge to Bruges | 170.03 mi (273.64 km) |
| Montrouge to Brussels | 166.88 mi (268.56 km) |
| Montrouge to Buggenhout | 172.41 mi (277.46 km) |
| Montrouge to Chapelle-lez-Herlaimont | 143.83 mi (231.47 km) |
| Montrouge to Charleroi | 144.54 mi (232.62 km) |
| Montrouge to Chatelet | 147.01 mi (236.59 km) |
