| Kardzhali to Borsbeek | 1,187.00 mi (1,910.29 km) |
| Kardzhali to Boussu | 1,192.93 mi (1,919.84 km) |
| Kardzhali to Braine-l'Alleud | 1,176.38 mi (1,893.21 km) |
| Kardzhali to Braine-le-Chateau | 1,180.67 mi (1,900.10 km) |
| Kardzhali to Braine-le-Comte | 1,183.73 mi (1,905.03 km) |
| Kardzhali to Brasschaat | 1,189.55 mi (1,914.40 km) |
| Kardzhali to Brecht | 1,185.70 mi (1,908.20 km) |
| Kardzhali to Bredene | 1,247.36 mi (2,007.43 km) |
| Kardzhali to Bree | 1,142.27 mi (1,838.31 km) |
| Kardzhali to Bruges | 1,236.81 mi (1,990.45 km) |
| Kardzhali to Brussels | 1,181.84 mi (1,901.99 km) |
| Kardzhali to Buggenhout | 1,192.27 mi (1,918.78 km) |
| Kardzhali to Chapelle-lez-Herlaimont | 1,174.05 mi (1,889.45 km) |
| Kardzhali to Charleroi | 1,166.17 mi (1,876.77 km) |
| Kardzhali to Chatelet | 1,162.79 mi (1,871.33 km) |
