| Mont-de-Marsan to Borsbeek | 555.66 mi (894.25 km) |
| Mont-de-Marsan to Boussu | 494.88 mi (796.43 km) |
| Mont-de-Marsan to Braine-l'Alleud | 521.51 mi (839.30 km) |
| Mont-de-Marsan to Braine-le-Chateau | 519.56 mi (836.15 km) |
| Mont-de-Marsan to Braine-le-Comte | 511.77 mi (823.62 km) |
| Mont-de-Marsan to Brasschaat | 561.54 mi (903.71 km) |
| Mont-de-Marsan to Brecht | 567.83 mi (913.84 km) |
| Mont-de-Marsan to Bredene | 532.48 mi (856.95 km) |
| Mont-de-Marsan to Bree | 574.92 mi (925.24 km) |
| Mont-de-Marsan to Bruges | 534.50 mi (860.19 km) |
| Mont-de-Marsan to Brussels | 531.31 mi (855.07 km) |
| Mont-de-Marsan to Buggenhout | 537.83 mi (865.56 km) |
| Mont-de-Marsan to Chapelle-lez-Herlaimont | 506.64 mi (815.36 km) |
| Mont-de-Marsan to Charleroi | 505.75 mi (813.93 km) |
| Mont-de-Marsan to Chatelet | 507.55 mi (816.83 km) |
