| Idstein to Menen | 229.82 mi (369.85 km) |
| Idstein to Merchtem | 184.56 mi (297.02 km) |
| Idstein to Merelbeke | 205.51 mi (330.74 km) |
| Idstein to Merksem | 181.86 mi (292.68 km) |
| Idstein to Merksplas | 168.56 mi (271.26 km) |
| Idstein to Mettet | 159.88 mi (257.30 km) |
| Idstein to Meulebeke | 224.47 mi (361.24 km) |
| Idstein to Middelkerke | 247.76 mi (398.74 km) |
| Idstein to Mol | 153.33 mi (246.77 km) |
| Idstein to Mons | 191.34 mi (307.92 km) |
| Idstein to Montignies-le-Tilleul | 172.06 mi (276.91 km) |
| Idstein to Moorslede | 233.35 mi (375.54 km) |
| Idstein to Moortebeek | 178.27 mi (286.90 km) |
| Idstein to Morlanwelz-Mariemont | 178.89 mi (287.90 km) |
| Idstein to Mortsel | 178.98 mi (288.05 km) |
