| Grande-Synthe to Brie-Comte-Robert | 160.98 mi (259.07 km) |
| Grande-Synthe to Brignais | 385.69 mi (620.71 km) |
| Grande-Synthe to Brignoles | 554.29 mi (892.05 km) |
| Grande-Synthe to Brive-la-Gaillarde | 406.14 mi (653.61 km) |
| Grande-Synthe to Bron | 383.56 mi (617.29 km) |
| Grande-Synthe to Bruay-sur-l'Escaut | 68.82 mi (110.76 km) |
| Grande-Synthe to Bruges | 444.49 mi (715.34 km) |
| Grande-Synthe to Brumath | 287.63 mi (462.90 km) |
| Grande-Synthe to Brunoy | 160.27 mi (257.93 km) |
| Grande-Synthe to Bruz | 274.93 mi (442.46 km) |
| Grande-Synthe to Bry-sur-Marne | 150.44 mi (242.11 km) |
| Grande-Synthe to Bully-les-Mines | 43.61 mi (70.19 km) |
| Grande-Synthe to Bures-sur-Yvette | 160.23 mi (257.86 km) |
| Grande-Synthe to Bussy-Saint-Georges | 151.08 mi (243.13 km) |
| Grande-Synthe to Buxerolles | 317.80 mi (511.45 km) |
