| Portet-sur-Garonne to Monticello Conte Otto | 520.77 mi (838.10 km) |
| Portet-sur-Garonne to Montichiari | 461.69 mi (743.02 km) |
| Portet-sur-Garonne to Montignoso | 438.23 mi (705.27 km) |
| Portet-sur-Garonne to Montopoli in Val d'Arno | 467.43 mi (752.26 km) |
| Portet-sur-Garonne to Monza | 412.51 mi (663.87 km) |
| Portet-sur-Garonne to Morbegno | 438.44 mi (705.60 km) |
| Portet-sur-Garonne to Mori | 496.83 mi (799.57 km) |
| Portet-sur-Garonne to Morlupo | 569.91 mi (917.19 km) |
| Portet-sur-Garonne to Morrovalle | 610.74 mi (982.89 km) |
| Portet-sur-Garonne to Mortara | 381.61 mi (614.14 km) |
| Portet-sur-Garonne to Mosciano Sant'Angelo | 630.76 mi (1,015.10 km) |
| Portet-sur-Garonne to Motta di Livenza | 571.76 mi (920.16 km) |
| Portet-sur-Garonne to Motta Sant'Anastasia | 823.44 mi (1,325.20 km) |
| Portet-sur-Garonne to Mottola | 824.53 mi (1,326.95 km) |
| Portet-sur-Garonne to Mozzate | 399.83 mi (643.47 km) |
