| Olecko to Borsbeek | 778.37 mi (1,252.66 km) |
| Olecko to Boussu | 826.80 mi (1,330.60 km) |
| Olecko to Braine-l'Alleud | 796.73 mi (1,282.22 km) |
| Olecko to Braine-le-Chateau | 800.86 mi (1,288.86 km) |
| Olecko to Braine-le-Comte | 808.54 mi (1,301.22 km) |
| Olecko to Brasschaat | 775.78 mi (1,248.50 km) |
| Olecko to Brecht | 768.57 mi (1,236.89 km) |
| Olecko to Bredene | 838.34 mi (1,349.18 km) |
| Olecko to Bree | 735.90 mi (1,184.31 km) |
| Olecko to Bruges | 828.91 mi (1,334.00 km) |
| Olecko to Brussels | 792.92 mi (1,276.08 km) |
| Olecko to Buggenhout | 794.94 mi (1,279.33 km) |
| Olecko to Chapelle-lez-Herlaimont | 806.36 mi (1,297.72 km) |
| Olecko to Charleroi | 802.33 mi (1,291.22 km) |
| Olecko to Chatelet | 799.01 mi (1,285.88 km) |
