| Portalegre to Legionowo | 1,618.10 mi (2,604.08 km) |
| Portalegre to Legnica | 1,400.42 mi (2,253.76 km) |
| Portalegre to Leszno | 1,436.60 mi (2,311.98 km) |
| Portalegre to Lezajsk | 1,632.36 mi (2,627.04 km) |
| Portalegre to Libiaz | 1,497.57 mi (2,410.11 km) |
| Portalegre to Lidzbark | 1,602.14 mi (2,578.40 km) |
| Portalegre to Lidzbark Warminski | 1,656.31 mi (2,665.57 km) |
| Portalegre to Limanowa | 1,535.75 mi (2,471.55 km) |
| Portalegre to Lipno | 1,565.30 mi (2,519.10 km) |
| Portalegre to Lobez | 1,464.25 mi (2,356.48 km) |
| Portalegre to Lodz | 1,545.47 mi (2,487.19 km) |
| Portalegre to Lomianki | 1,616.33 mi (2,601.24 km) |
| Portalegre to Lomza | 1,684.66 mi (2,711.20 km) |
| Portalegre to Lowicz | 1,573.01 mi (2,531.52 km) |
| Portalegre to Lubaczow | 1,659.31 mi (2,670.41 km) |
