| Westerlo to Bouguenais | 399.97 mi (643.69 km) |
| Westerlo to Boulogne-Billancourt | 195.61 mi (314.80 km) |
| Westerlo to Boulogne-sur-Mer | 145.96 mi (234.89 km) |
| Westerlo to Bourg-de-Peage | 417.75 mi (672.30 km) |
| Westerlo to Bourg-en-Bresse | 337.32 mi (542.86 km) |
| Westerlo to Bourg-la-Reine | 196.76 mi (316.65 km) |
| Westerlo to Bourg-les-Valence | 423.94 mi (682.27 km) |
| Westerlo to Bourges | 298.86 mi (480.98 km) |
| Westerlo to Bourgoin-Jallieu | 380.17 mi (611.83 km) |
| Westerlo to Bressuire | 382.00 mi (614.76 km) |
| Westerlo to Brest | 459.00 mi (738.68 km) |
| Westerlo to Bretigny-sur-Orge | 206.61 mi (332.51 km) |
| Westerlo to Breuillet | 212.62 mi (342.18 km) |
| Westerlo to Briancon | 434.80 mi (699.75 km) |
| Westerlo to Brie-Comte-Robert | 194.45 mi (312.94 km) |
