| Castelsarrasin to Brie-Comte-Robert | 329.34 mi (530.02 km) |
| Castelsarrasin to Brignais | 211.29 mi (340.03 km) |
| Castelsarrasin to Brignoles | 251.22 mi (404.30 km) |
| Castelsarrasin to Brive-la-Gaillarde | 80.05 mi (128.83 km) |
| Castelsarrasin to Bron | 220.22 mi (354.41 km) |
| Castelsarrasin to Bruay-sur-l'Escaut | 453.84 mi (730.38 km) |
| Castelsarrasin to Bruges | 102.86 mi (165.53 km) |
| Castelsarrasin to Brumath | 451.43 mi (726.50 km) |
| Castelsarrasin to Brunoy | 328.64 mi (528.89 km) |
| Castelsarrasin to Bruz | 307.39 mi (494.70 km) |
| Castelsarrasin to Bry-sur-Marne | 338.48 mi (544.73 km) |
| Castelsarrasin to Bully-les-Mines | 448.76 mi (722.21 km) |
| Castelsarrasin to Bures-sur-Yvette | 325.64 mi (524.07 km) |
| Castelsarrasin to Bussy-Saint-Georges | 340.32 mi (547.69 km) |
| Castelsarrasin to Buxerolles | 180.50 mi (290.48 km) |
