| Olton to Borsbeek | 281.78 mi (453.49 km) |
| Olton to Boussu | 278.10 mi (447.56 km) |
| Olton to Braine-l'Alleud | 291.69 mi (469.42 km) |
| Olton to Braine-le-Chateau | 287.51 mi (462.70 km) |
| Olton to Braine-le-Comte | 285.05 mi (458.75 km) |
| Olton to Brasschaat | 279.89 mi (450.43 km) |
| Olton to Brecht | 284.55 mi (457.93 km) |
| Olton to Bredene | 220.39 mi (354.68 km) |
| Olton to Bree | 328.26 mi (528.29 km) |
| Olton to Bruges | 230.92 mi (371.63 km) |
| Olton to Brussels | 285.90 mi (460.11 km) |
| Olton to Buggenhout | 275.50 mi (443.37 km) |
| Olton to Chapelle-lez-Herlaimont | 295.30 mi (475.24 km) |
| Olton to Charleroi | 303.32 mi (488.15 km) |
| Olton to Chatelet | 306.51 mi (493.28 km) |
