| Opwijk to Menen | 47.76 mi (76.87 km) |
| Opwijk to Merchtem | 2.18 mi (3.50 km) |
| Opwijk to Merelbeke | 18.99 mi (30.56 km) |
| Opwijk to Merksem | 22.12 mi (35.60 km) |
| Opwijk to Merksplas | 40.50 mi (65.18 km) |
| Opwijk to Mettet | 49.32 mi (79.37 km) |
| Opwijk to Meulebeke | 39.03 mi (62.81 km) |
| Opwijk to Middelkerke | 61.10 mi (98.33 km) |
| Opwijk to Mol | 43.20 mi (69.52 km) |
| Opwijk to Mons | 37.13 mi (59.76 km) |
| Opwijk to Montignies-le-Tilleul | 41.25 mi (66.38 km) |
| Opwijk to Moorslede | 49.08 mi (78.98 km) |
| Opwijk to Moortebeek | 10.28 mi (16.54 km) |
| Opwijk to Morlanwelz-Mariemont | 35.77 mi (57.56 km) |
| Opwijk to Mortsel | 18.50 mi (29.78 km) |
