| Mettlach to Luzzi | 840.78 mi (1,353.11 km) |
| Mettlach to Macerata | 537.79 mi (865.49 km) |
| Mettlach to Macerata Campania | 690.48 mi (1,111.22 km) |
| Mettlach to Macomer | 646.23 mi (1,040.01 km) |
| Mettlach to Maddaloni | 695.53 mi (1,119.34 km) |
| Mettlach to Magenta | 298.15 mi (479.83 km) |
| Mettlach to Magione | 512.96 mi (825.52 km) |
| Mettlach to Maglie | 857.93 mi (1,380.70 km) |
| Mettlach to Magnago | 289.21 mi (465.43 km) |
| Mettlach to Malalbergo | 403.21 mi (648.91 km) |
| Mettlach to Malnate | 276.35 mi (444.74 km) |
| Mettlach to Malo | 346.80 mi (558.12 km) |
| Mettlach to Mandello del Lario | 277.45 mi (446.51 km) |
| Mettlach to Manduria | 826.43 mi (1,330.01 km) |
| Mettlach to Manerbio | 329.38 mi (530.08 km) |
