| Olpe to Borsbeek | 145.86 mi (234.74 km) |
| Olpe to Boussu | 181.10 mi (291.46 km) |
| Olpe to Braine-l'Alleud | 152.77 mi (245.86 km) |
| Olpe to Braine-le-Chateau | 157.26 mi (253.09 km) |
| Olpe to Braine-le-Comte | 164.07 mi (264.05 km) |
| Olpe to Brasschaat | 146.15 mi (235.21 km) |
| Olpe to Brecht | 140.48 mi (226.08 km) |
| Olpe to Bredene | 211.14 mi (339.80 km) |
| Olpe to Bree | 98.00 mi (157.72 km) |
| Olpe to Bruges | 200.33 mi (322.40 km) |
| Olpe to Brussels | 152.01 mi (244.64 km) |
| Olpe to Buggenhout | 157.94 mi (254.18 km) |
| Olpe to Chapelle-lez-Herlaimont | 159.78 mi (257.15 km) |
| Olpe to Charleroi | 154.73 mi (249.02 km) |
| Olpe to Chatelet | 151.23 mi (243.38 km) |
