| Kardzhali to Bobenheim-Roxheim | 984.34 mi (1,584.13 km) |
| Kardzhali to Bobingen | 843.48 mi (1,357.45 km) |
| Kardzhali to Boblingen | 930.25 mi (1,497.10 km) |
| Kardzhali to Bocholt | 1,127.11 mi (1,813.90 km) |
| Kardzhali to Bochum | 1,092.55 mi (1,758.30 km) |
| Kardzhali to Bockenem | 1,011.58 mi (1,627.99 km) |
| Kardzhali to Bockhorn | 1,140.66 mi (1,835.72 km) |
| Kardzhali to Bogen | 793.36 mi (1,276.78 km) |
| Kardzhali to Bohl-Iggelheim | 979.78 mi (1,576.81 km) |
| Kardzhali to Bohmte | 1,087.48 mi (1,750.13 km) |
| Kardzhali to Boizenburg | 1,055.46 mi (1,698.60 km) |
| Kardzhali to Bonen | 1,077.03 mi (1,733.32 km) |
| Kardzhali to Bonn | 1,070.99 mi (1,723.59 km) |
| Kardzhali to Bopfingen | 881.42 mi (1,418.51 km) |
| Kardzhali to Boppard | 1,035.50 mi (1,666.47 km) |
