| Merthyr Tudful to Maastricht | 396.04 mi (637.37 km) |
| Merthyr Tudful to Made | 349.65 mi (562.71 km) |
| Merthyr Tudful to Margraten | 402.23 mi (647.32 km) |
| Merthyr Tudful to Marum | 417.28 mi (671.55 km) |
| Merthyr Tudful to Medemblik | 361.75 mi (582.18 km) |
| Merthyr Tudful to Meerssen | 398.44 mi (641.23 km) |
| Merthyr Tudful to Meppel | 409.75 mi (659.43 km) |
| Merthyr Tudful to Middelburg | 300.40 mi (483.45 km) |
| Merthyr Tudful to Middelharnis | 322.75 mi (519.41 km) |
| Merthyr Tudful to Mierlo | 386.53 mi (622.06 km) |
| Merthyr Tudful to Moerdijk | 341.56 mi (549.68 km) |
| Merthyr Tudful to Monnickendam | 360.24 mi (579.74 km) |
| Merthyr Tudful to Montfoort | 355.51 mi (572.14 km) |
| Merthyr Tudful to Naaldwijk | 323.83 mi (521.15 km) |
| Merthyr Tudful to Naarden | 364.91 mi (587.27 km) |
