| Cities | Distance |
|---|
| Opoczno to Beyne-Heusay | 637.58 mi (1,026.08 km) |
| Opoczno to Bierbeek | 673.10 mi (1,083.25 km) |
| Opoczno to Bilzen | 640.43 mi (1,030.67 km) |
| Opoczno to Binche | 704.41 mi (1,133.65 km) |
| Opoczno to Bissegem | 740.03 mi (1,190.96 km) |
| Opoczno to Blankenberge | 739.45 mi (1,190.04 km) |
| Opoczno to Blegny | 633.37 mi (1,019.31 km) |
| Opoczno to Bocholt | 634.81 mi (1,021.62 km) |
| Opoczno to Boechout | 682.12 mi (1,097.76 km) |
| Opoczno to Bonheiden | 681.06 mi (1,096.06 km) |
| Opoczno to Boom | 687.74 mi (1,106.82 km) |
| Opoczno to Boortmeerbeek | 680.12 mi (1,094.55 km) |
| Opoczno to Borgerhout | 683.40 mi (1,099.83 km) |
| Opoczno to Borgloon | 648.61 mi (1,043.83 km) |
| Opoczno to Bornem | 693.32 mi (1,115.79 km) |
