| Portalegre to Marly-le-Roi | 809.91 mi (1,303.42 km) |
| Portalegre to Marmande | 528.96 mi (851.28 km) |
| Portalegre to Maromme | 815.92 mi (1,313.09 km) |
| Portalegre to Marquette-les-Lille | 935.14 mi (1,504.97 km) |
| Portalegre to Marseille | 717.40 mi (1,154.54 km) |
| Portalegre to Martigues | 704.48 mi (1,133.76 km) |
| Portalegre to Massy | 807.78 mi (1,300.00 km) |
| Portalegre to Maubeuge | 938.67 mi (1,510.65 km) |
| Portalegre to Mauguio | 661.10 mi (1,063.93 km) |
| Portalegre to Mauleon | 623.36 mi (1,003.20 km) |
| Portalegre to Maurepas | 800.06 mi (1,287.58 km) |
| Portalegre to Maxeville | 933.68 mi (1,502.61 km) |
| Portalegre to Mayenne | 706.84 mi (1,137.55 km) |
| Portalegre to Mazamet | 583.07 mi (938.36 km) |
| Portalegre to Meaux | 838.07 mi (1,348.74 km) |
