| Portalegre to Lizzano | 1,316.62 mi (2,118.89 km) |
| Portalegre to Locate di Triulzi | 943.88 mi (1,519.03 km) |
| Portalegre to Locorotondo | 1,308.35 mi (2,105.58 km) |
| Portalegre to Locri | 1,272.48 mi (2,047.86 km) |
| Portalegre to Lodi | 956.02 mi (1,538.57 km) |
| Portalegre to Lomazzo | 944.34 mi (1,519.76 km) |
| Portalegre to Lonate Pozzolo | 929.06 mi (1,495.18 km) |
| Portalegre to Lonigo | 1,044.26 mi (1,680.58 km) |
| Portalegre to Loreto | 1,123.30 mi (1,807.77 km) |
| Portalegre to Loria | 1,073.78 mi (1,728.08 km) |
| Portalegre to Lucca | 975.16 mi (1,569.36 km) |
| Portalegre to Lucera | 1,202.83 mi (1,935.76 km) |
| Portalegre to Lugo | 1,052.29 mi (1,693.50 km) |
| Portalegre to Luino | 939.81 mi (1,512.48 km) |
| Portalegre to Lurate Caccivio | 944.59 mi (1,520.17 km) |
