| Portalegre to Mikkeli | 2,123.44 mi (3,417.34 km) |
| Portalegre to Mikkelin Maalaiskunta | 2,121.41 mi (3,414.09 km) |
| Portalegre to Muhos | 2,209.43 mi (3,555.74 km) |
| Portalegre to Muurame | 2,095.65 mi (3,372.62 km) |
| Portalegre to Naantali | 1,931.12 mi (3,107.83 km) |
| Portalegre to Narpes | 1,997.39 mi (3,214.49 km) |
| Portalegre to Nastola | 2,059.50 mi (3,314.44 km) |
| Portalegre to Nivala | 2,148.82 mi (3,458.19 km) |
| Portalegre to Nokia | 2,011.81 mi (3,237.69 km) |
| Portalegre to Nurmijarvi | 2,009.62 mi (3,234.16 km) |
| Portalegre to Nurmo | 2,051.98 mi (3,302.35 km) |
| Portalegre to Orimattila | 2,048.53 mi (3,296.78 km) |
| Portalegre to Orivesi | 2,042.66 mi (3,287.35 km) |
| Portalegre to Oulu | 2,205.95 mi (3,550.14 km) |
| Portalegre to Oulunsalo | 2,201.28 mi (3,542.61 km) |
