| Harmanli to Bobenheim-Roxheim | 993.45 mi (1,598.80 km) |
| Harmanli to Bobingen | 853.73 mi (1,373.94 km) |
| Harmanli to Boblingen | 940.84 mi (1,514.13 km) |
| Harmanli to Bocholt | 1,133.07 mi (1,823.50 km) |
| Harmanli to Bochum | 1,098.76 mi (1,768.28 km) |
| Harmanli to Bockenem | 1,014.56 mi (1,632.78 km) |
| Harmanli to Bockhorn | 1,142.96 mi (1,839.41 km) |
| Harmanli to Bogen | 800.36 mi (1,288.05 km) |
| Harmanli to Bohl-Iggelheim | 989.37 mi (1,592.23 km) |
| Harmanli to Bohmte | 1,091.31 mi (1,756.29 km) |
| Harmanli to Boizenburg | 1,055.58 mi (1,698.79 km) |
| Harmanli to Bonen | 1,082.65 mi (1,742.35 km) |
| Harmanli to Bonn | 1,078.66 mi (1,735.93 km) |
| Harmanli to Bopfingen | 890.67 mi (1,433.39 km) |
| Harmanli to Boppard | 1,043.82 mi (1,679.86 km) |
