| Onex to Menen | 346.56 mi (557.74 km) |
| Onex to Merchtem | 341.31 mi (549.28 km) |
| Onex to Merelbeke | 349.65 mi (562.71 km) |
| Onex to Merksem | 357.64 mi (575.56 km) |
| Onex to Merksplas | 362.50 mi (583.39 km) |
| Onex to Mettet | 293.36 mi (472.11 km) |
| Onex to Meulebeke | 353.48 mi (568.88 km) |
| Onex to Middelkerke | 376.48 mi (605.89 km) |
| Onex to Mol | 348.36 mi (560.63 km) |
| Onex to Mons | 310.88 mi (500.31 km) |
| Onex to Montignies-le-Tilleul | 300.71 mi (483.95 km) |
| Onex to Moorslede | 353.60 mi (569.07 km) |
| Onex to Moortebeek | 332.65 mi (535.35 km) |
| Onex to Morlanwelz-Mariemont | 307.00 mi (494.06 km) |
| Onex to Mortsel | 352.27 mi (566.92 km) |
