| Mettlach to Manfredonia | 704.63 mi (1,134.00 km) |
| Mettlach to Maniago | 364.97 mi (587.37 km) |
| Mettlach to Mantova | 358.07 mi (576.26 km) |
| Mettlach to Maranello | 397.12 mi (639.10 km) |
| Mettlach to Marano di Napoli | 698.35 mi (1,123.88 km) |
| Mettlach to Marano Vicentino | 345.41 mi (555.88 km) |
| Mettlach to Marcianise | 693.35 mi (1,115.84 km) |
| Mettlach to Marcon | 380.31 mi (612.05 km) |
| Mettlach to Mareno di Piave | 367.68 mi (591.72 km) |
| Mettlach to Margherita di Savoia | 726.63 mi (1,169.39 km) |
| Mettlach to Mariano Comense | 288.32 mi (464.00 km) |
| Mettlach to Marigliano | 703.25 mi (1,131.77 km) |
| Mettlach to Marino | 608.53 mi (979.33 km) |
| Mettlach to Marostica | 349.82 mi (562.99 km) |
| Mettlach to Marsala | 858.38 mi (1,381.42 km) |
