| Portimao to Lizzano | 1,412.70 mi (2,273.53 km) |
| Portimao to Locate di Triulzi | 1,079.39 mi (1,737.10 km) |
| Portimao to Locorotondo | 1,406.87 mi (2,264.13 km) |
| Portimao to Locri | 1,352.42 mi (2,176.51 km) |
| Portimao to Lodi | 1,090.86 mi (1,755.57 km) |
| Portimao to Lomazzo | 1,082.10 mi (1,741.47 km) |
| Portimao to Lonate Pozzolo | 1,066.77 mi (1,716.80 km) |
| Portimao to Lonigo | 1,176.62 mi (1,893.58 km) |
| Portimao to Loreto | 1,241.20 mi (1,997.52 km) |
| Portimao to Loria | 1,207.38 mi (1,943.09 km) |
| Portimao to Lucca | 1,099.17 mi (1,768.95 km) |
| Portimao to Lucera | 1,306.59 mi (2,102.75 km) |
| Portimao to Lugo | 1,178.22 mi (1,896.16 km) |
| Portimao to Luino | 1,079.65 mi (1,737.53 km) |
| Portimao to Lurate Caccivio | 1,082.77 mi (1,742.55 km) |
