| Opalenica to Borsbeek | 515.38 mi (829.42 km) |
| Opalenica to Boussu | 558.65 mi (899.07 km) |
| Opalenica to Braine-l'Alleud | 529.40 mi (851.98 km) |
| Opalenica to Braine-le-Chateau | 533.74 mi (858.98 km) |
| Opalenica to Braine-le-Comte | 541.02 mi (870.69 km) |
| Opalenica to Brasschaat | 513.69 mi (826.70 km) |
| Opalenica to Brecht | 506.78 mi (815.59 km) |
| Opalenica to Bredene | 578.47 mi (930.95 km) |
| Opalenica to Bree | 470.15 mi (756.64 km) |
| Opalenica to Bruges | 568.35 mi (914.67 km) |
| Opalenica to Brussels | 526.98 mi (848.09 km) |
| Opalenica to Buggenhout | 530.62 mi (853.96 km) |
| Opalenica to Chapelle-lez-Herlaimont | 537.58 mi (865.14 km) |
| Opalenica to Charleroi | 532.79 mi (857.45 km) |
| Opalenica to Chatelet | 529.32 mi (851.86 km) |
