| Sonderborg to Menen | 397.68 mi (640.01 km) |
| Sonderborg to Merchtem | 357.48 mi (575.31 km) |
| Sonderborg to Merelbeke | 369.03 mi (593.90 km) |
| Sonderborg to Merksem | 336.94 mi (542.25 km) |
| Sonderborg to Merksplas | 318.81 mi (513.07 km) |
| Sonderborg to Mettet | 383.42 mi (617.06 km) |
| Sonderborg to Meulebeke | 384.95 mi (619.51 km) |
| Sonderborg to Middelkerke | 387.31 mi (623.32 km) |
| Sonderborg to Mol | 322.57 mi (519.12 km) |
| Sonderborg to Mons | 393.43 mi (633.16 km) |
| Sonderborg to Montignies-le-Tilleul | 386.27 mi (621.65 km) |
| Sonderborg to Moorslede | 394.54 mi (634.96 km) |
| Sonderborg to Moortebeek | 360.83 mi (580.69 km) |
| Sonderborg to Morlanwelz-Mariemont | 386.19 mi (621.51 km) |
| Sonderborg to Mortsel | 340.36 mi (547.75 km) |
