| Ostwald to Lubbeek | 205.87 mi (331.31 km) |
| Ostwald to Lummen | 202.02 mi (325.12 km) |
| Ostwald to Maaseik | 196.06 mi (315.53 km) |
| Ostwald to Machelen | 219.02 mi (352.48 km) |
| Ostwald to Maldegem | 264.15 mi (425.12 km) |
| Ostwald to Malmedy | 149.71 mi (240.94 km) |
| Ostwald to Manage | 206.11 mi (331.69 km) |
| Ostwald to Marche-en-Famenne | 157.17 mi (252.94 km) |
| Ostwald to Mariakerke | 250.45 mi (403.07 km) |
| Ostwald to Mechelen | 223.74 mi (360.08 km) |
| Ostwald to Mechelen-aan-de-Maas | 191.31 mi (307.88 km) |
| Ostwald to Meerhout | 213.43 mi (343.49 km) |
| Ostwald to Meise | 223.27 mi (359.32 km) |
| Ostwald to Melle | 243.09 mi (391.21 km) |
| Ostwald to Melsele | 239.47 mi (385.39 km) |
