| Portimao to Montigny-les-Metz | 1,106.20 mi (1,780.25 km) |
| Portimao to Montivilliers | 961.49 mi (1,547.37 km) |
| Portimao to Montlouis-sur-Loire | 853.62 mi (1,373.77 km) |
| Portimao to Montlucon | 855.28 mi (1,376.43 km) |
| Portimao to Montmagny | 983.10 mi (1,582.14 km) |
| Portimao to Montmorency | 983.39 mi (1,582.61 km) |
| Portimao to Montpellier | 790.63 mi (1,272.39 km) |
| Portimao to Montreuil | 979.71 mi (1,576.70 km) |
| Portimao to Montrouge | 973.91 mi (1,567.35 km) |
| Portimao to Morangis | 968.25 mi (1,558.26 km) |
| Portimao to Morieres-les-Avignon | 846.44 mi (1,362.22 km) |
| Portimao to Morlaix | 825.27 mi (1,328.14 km) |
| Portimao to Morsang-sur-Orge | 966.16 mi (1,554.89 km) |
| Portimao to Mouans-Sartoux | 929.05 mi (1,495.16 km) |
| Portimao to Mougins | 929.54 mi (1,495.96 km) |
