| Castelsarrasin to Borsbeek | 518.95 mi (835.17 km) |
| Castelsarrasin to Boussu | 459.30 mi (739.17 km) |
| Castelsarrasin to Braine-l'Alleud | 483.47 mi (778.07 km) |
| Castelsarrasin to Braine-le-Chateau | 482.12 mi (775.90 km) |
| Castelsarrasin to Braine-le-Comte | 474.79 mi (764.11 km) |
| Castelsarrasin to Brasschaat | 525.13 mi (845.11 km) |
| Castelsarrasin to Brecht | 530.87 mi (854.35 km) |
| Castelsarrasin to Bredene | 504.54 mi (811.98 km) |
| Castelsarrasin to Bree | 532.40 mi (856.81 km) |
| Castelsarrasin to Bruges | 504.98 mi (812.69 km) |
| Castelsarrasin to Brussels | 494.02 mi (795.05 km) |
| Castelsarrasin to Buggenhout | 501.96 mi (807.83 km) |
| Castelsarrasin to Chapelle-lez-Herlaimont | 468.25 mi (753.57 km) |
| Castelsarrasin to Charleroi | 466.21 mi (750.29 km) |
| Castelsarrasin to Chatelet | 467.53 mi (752.41 km) |
