| Castelnaudary to Menen | 519.54 mi (836.12 km) |
| Castelnaudary to Merchtem | 539.14 mi (867.67 km) |
| Castelnaudary to Merelbeke | 537.39 mi (864.84 km) |
| Castelnaudary to Merksem | 559.73 mi (900.80 km) |
| Castelnaudary to Merksplas | 572.46 mi (921.28 km) |
| Castelnaudary to Mettet | 500.24 mi (805.05 km) |
| Castelnaudary to Meulebeke | 530.98 mi (854.53 km) |
| Castelnaudary to Middelkerke | 545.03 mi (877.14 km) |
| Castelnaudary to Mol | 563.17 mi (906.34 km) |
| Castelnaudary to Mons | 501.65 mi (807.33 km) |
| Castelnaudary to Montignies-le-Tilleul | 501.40 mi (806.92 km) |
| Castelnaudary to Moorslede | 525.78 mi (846.17 km) |
| Castelnaudary to Moortebeek | 532.60 mi (857.14 km) |
| Castelnaudary to Morlanwelz-Mariemont | 504.32 mi (811.62 km) |
| Castelnaudary to Mortsel | 554.86 mi (892.96 km) |
