| Harmanli to Beyne-Heusay | 1,132.45 mi (1,822.50 km) |
| Harmanli to Bierbeek | 1,173.84 mi (1,889.11 km) |
| Harmanli to Bilzen | 1,144.90 mi (1,842.53 km) |
| Harmanli to Binche | 1,186.85 mi (1,910.05 km) |
| Harmanli to Bissegem | 1,236.06 mi (1,989.25 km) |
| Harmanli to Blankenberge | 1,252.38 mi (2,015.50 km) |
| Harmanli to Blegny | 1,130.54 mi (1,819.43 km) |
| Harmanli to Bocholt | 1,151.42 mi (1,853.04 km) |
| Harmanli to Boechout | 1,193.90 mi (1,921.39 km) |
| Harmanli to Bonheiden | 1,188.67 mi (1,912.97 km) |
| Harmanli to Boom | 1,196.68 mi (1,925.87 km) |
| Harmanli to Boortmeerbeek | 1,185.96 mi (1,908.61 km) |
| Harmanli to Borgerhout | 1,197.31 mi (1,926.89 km) |
| Harmanli to Borgloon | 1,149.94 mi (1,850.65 km) |
| Harmanli to Bornem | 1,202.45 mi (1,935.16 km) |
