| South Portland to Ittiri | 3,887.99 mi (6,257.12 km) |
| South Portland to Ivrea | 3,690.74 mi (5,939.68 km) |
| South Portland to L'Aquila | 4,036.71 mi (6,496.46 km) |
| South Portland to La Loggia | 3,698.49 mi (5,952.14 km) |
| South Portland to La Maddalena | 3,902.98 mi (6,281.25 km) |
| South Portland to La Spezia | 3,819.81 mi (6,147.39 km) |
| South Portland to Lacchiarella | 3,749.41 mi (6,034.09 km) |
| South Portland to Ladispoli | 3,993.82 mi (6,427.43 km) |
| South Portland to Lainate | 3,736.86 mi (6,013.89 km) |
| South Portland to Laives | 3,805.08 mi (6,123.68 km) |
| South Portland to Lana | 3,790.70 mi (6,100.55 km) |
| South Portland to Lanciano | 4,083.39 mi (6,571.57 km) |
| South Portland to Langhirano | 3,821.37 mi (6,149.90 km) |
| South Portland to Lanuvio | 4,031.07 mi (6,487.38 km) |
| South Portland to Lariano | 4,035.02 mi (6,493.73 km) |
