| Castellammare del Golfo to Menen | 1,003.18 mi (1,614.47 km) |
| Castellammare del Golfo to Merchtem | 988.85 mi (1,591.40 km) |
| Castellammare del Golfo to Merelbeke | 1,001.15 mi (1,611.19 km) |
| Castellammare del Golfo to Merksem | 1,001.44 mi (1,611.66 km) |
| Castellammare del Golfo to Merksplas | 1,000.80 mi (1,610.64 km) |
| Castellammare del Golfo to Mettet | 940.69 mi (1,513.89 km) |
| Castellammare del Golfo to Meulebeke | 1,008.44 mi (1,622.93 km) |
| Castellammare del Golfo to Middelkerke | 1,032.94 mi (1,662.36 km) |
| Castellammare del Golfo to Mol | 984.69 mi (1,584.70 km) |
| Castellammare del Golfo to Mons | 963.91 mi (1,551.26 km) |
| Castellammare del Golfo to Montignies-le-Tilleul | 950.40 mi (1,529.53 km) |
| Castellammare del Golfo to Moorslede | 1,010.11 mi (1,625.61 km) |
| Castellammare del Golfo to Moortebeek | 979.86 mi (1,576.94 km) |
| Castellammare del Golfo to Morlanwelz-Mariemont | 957.67 mi (1,541.21 km) |
| Castellammare del Golfo to Mortsel | 996.27 mi (1,603.34 km) |
