| Portet-sur-Garonne to Matelica | 582.43 mi (937.33 km) |
| Portet-sur-Garonne to Matera | 802.32 mi (1,291.21 km) |
| Portet-sur-Garonne to Matino | 893.20 mi (1,437.46 km) |
| Portet-sur-Garonne to Mazzarino | 797.26 mi (1,283.06 km) |
| Portet-sur-Garonne to Meda | 409.36 mi (658.81 km) |
| Portet-sur-Garonne to Medesano | 440.77 mi (709.35 km) |
| Portet-sur-Garonne to Medicina | 512.26 mi (824.41 km) |
| Portet-sur-Garonne to Meldola | 531.86 mi (855.94 km) |
| Portet-sur-Garonne to Melegnano | 410.49 mi (660.61 km) |
| Portet-sur-Garonne to Melendugno | 897.41 mi (1,444.25 km) |
| Portet-sur-Garonne to Melfi | 747.89 mi (1,203.61 km) |
| Portet-sur-Garonne to Melilli | 842.76 mi (1,356.29 km) |
| Portet-sur-Garonne to Melito di Napoli | 679.80 mi (1,094.04 km) |
| Portet-sur-Garonne to Melito di Porto Salvo | 845.04 mi (1,359.97 km) |
| Portet-sur-Garonne to Melzo | 417.47 mi (671.85 km) |
