| Portalegre to Maastricht | 1,018.33 mi (1,638.84 km) |
| Portalegre to Made | 1,035.69 mi (1,666.78 km) |
| Portalegre to Margraten | 1,020.69 mi (1,642.65 km) |
| Portalegre to Marum | 1,153.80 mi (1,856.86 km) |
| Portalegre to Medemblik | 1,096.55 mi (1,764.73 km) |
| Portalegre to Meerssen | 1,022.18 mi (1,645.04 km) |
| Portalegre to Meppel | 1,127.73 mi (1,814.91 km) |
| Portalegre to Middelburg | 995.07 mi (1,601.41 km) |
| Portalegre to Middelharnis | 1,023.15 mi (1,646.59 km) |
| Portalegre to Mierlo | 1,046.45 mi (1,684.09 km) |
| Portalegre to Moerdijk | 1,029.08 mi (1,656.14 km) |
| Portalegre to Monnickendam | 1,084.73 mi (1,745.70 km) |
| Portalegre to Montfoort | 1,059.98 mi (1,705.87 km) |
| Portalegre to Naaldwijk | 1,037.43 mi (1,669.58 km) |
| Portalegre to Naarden | 1,078.82 mi (1,736.20 km) |
