| Bad Harzburg to Menen | 329.64 mi (530.51 km) |
| Bad Harzburg to Merchtem | 279.80 mi (450.29 km) |
| Bad Harzburg to Merelbeke | 299.52 mi (482.02 km) |
| Bad Harzburg to Merksem | 266.50 mi (428.89 km) |
| Bad Harzburg to Merksplas | 246.81 mi (397.21 km) |
| Bad Harzburg to Mettet | 277.91 mi (447.26 km) |
| Bad Harzburg to Meulebeke | 319.89 mi (514.82 km) |
| Bad Harzburg to Middelkerke | 336.09 mi (540.89 km) |
| Bad Harzburg to Mol | 238.91 mi (384.48 km) |
| Bad Harzburg to Mons | 302.94 mi (487.53 km) |
| Bad Harzburg to Montignies-le-Tilleul | 287.08 mi (462.02 km) |
| Bad Harzburg to Moorslede | 330.37 mi (531.68 km) |
| Bad Harzburg to Moortebeek | 277.57 mi (446.71 km) |
| Bad Harzburg to Morlanwelz-Mariemont | 291.37 mi (468.92 km) |
| Bad Harzburg to Mortsel | 266.56 mi (428.99 km) |
