| Boussu to Bouguenais | 333.57 mi (536.83 km) |
| Boussu to Boulogne-Billancourt | 130.50 mi (210.02 km) |
| Boussu to Boulogne-sur-Mer | 97.83 mi (157.44 km) |
| Boussu to Bourg-de-Peage | 377.29 mi (607.19 km) |
| Boussu to Bourg-en-Bresse | 299.40 mi (481.84 km) |
| Boussu to Bourg-la-Reine | 132.09 mi (212.58 km) |
| Boussu to Bourg-les-Valence | 382.44 mi (615.48 km) |
| Boussu to Bourges | 239.98 mi (386.22 km) |
| Boussu to Bourgoin-Jallieu | 341.77 mi (550.02 km) |
| Boussu to Bressuire | 315.97 mi (508.50 km) |
| Boussu to Brest | 398.07 mi (640.64 km) |
| Boussu to Bretigny-sur-Orge | 142.51 mi (229.34 km) |
| Boussu to Breuillet | 148.16 mi (238.45 km) |
| Boussu to Briancon | 404.67 mi (651.26 km) |
| Boussu to Brie-Comte-Robert | 131.46 mi (211.57 km) |
