| Calais to Menen | 56.17 mi (90.39 km) |
| Calais to Merchtem | 103.45 mi (166.49 km) |
| Calais to Merelbeke | 82.46 mi (132.70 km) |
| Calais to Merksem | 114.00 mi (183.46 km) |
| Calais to Merksplas | 133.61 mi (215.02 km) |
| Calais to Mettet | 130.19 mi (209.51 km) |
| Calais to Meulebeke | 62.27 mi (100.21 km) |
| Calais to Middelkerke | 44.89 mi (72.24 km) |
| Calais to Mol | 142.48 mi (229.30 km) |
| Calais to Mons | 97.87 mi (157.50 km) |
| Calais to Montignies-le-Tilleul | 117.34 mi (188.83 km) |
| Calais to Moorslede | 52.70 mi (84.81 km) |
| Calais to Moortebeek | 108.35 mi (174.37 km) |
| Calais to Morlanwelz-Mariemont | 109.56 mi (176.32 km) |
| Calais to Mortsel | 114.36 mi (184.04 km) |
