| Olen to Lubbeek | 18.54 mi (29.84 km) |
| Olen to Lummen | 19.07 mi (30.69 km) |
| Olen to Maaseik | 40.71 mi (65.51 km) |
| Olen to Machelen | 24.43 mi (39.32 km) |
| Olen to Maldegem | 61.46 mi (98.92 km) |
| Olen to Malmedy | 71.86 mi (115.65 km) |
| Olen to Manage | 52.36 mi (84.26 km) |
| Olen to Marche-en-Famenne | 67.87 mi (109.22 km) |
| Olen to Mariakerke | 51.20 mi (82.40 km) |
| Olen to Mechelen | 18.12 mi (29.16 km) |
| Olen to Mechelen-aan-de-Maas | 38.50 mi (61.95 km) |
| Olen to Meerhout | 10.18 mi (16.38 km) |
| Olen to Meise | 26.98 mi (43.42 km) |
| Olen to Melle | 46.75 mi (75.23 km) |
| Olen to Melsele | 25.10 mi (40.40 km) |
