| Grimbergen to Bouguenais | 375.62 mi (604.51 km) |
| Grimbergen to Boulogne-Billancourt | 173.51 mi (279.24 km) |
| Grimbergen to Boulogne-sur-Mer | 121.66 mi (195.79 km) |
| Grimbergen to Bourg-de-Peage | 408.50 mi (657.42 km) |
| Grimbergen to Bourg-en-Bresse | 328.93 mi (529.36 km) |
| Grimbergen to Bourg-la-Reine | 175.00 mi (281.64 km) |
| Grimbergen to Bourg-les-Valence | 414.25 mi (666.68 km) |
| Grimbergen to Bourges | 280.74 mi (451.80 km) |
| Grimbergen to Bourgoin-Jallieu | 371.71 mi (598.21 km) |
| Grimbergen to Bressuire | 358.97 mi (577.71 km) |
| Grimbergen to Brest | 433.65 mi (697.89 km) |
| Grimbergen to Bretigny-sur-Orge | 185.27 mi (298.16 km) |
| Grimbergen to Breuillet | 191.03 mi (307.44 km) |
| Grimbergen to Briancon | 429.93 mi (691.91 km) |
| Grimbergen to Brie-Comte-Robert | 173.81 mi (279.72 km) |
