| Herndon to Ittiri | 4,366.43 mi (7,027.09 km) |
| Herndon to Ivrea | 4,175.87 mi (6,720.41 km) |
| Herndon to L'Aquila | 4,520.87 mi (7,275.64 km) |
| Herndon to La Loggia | 4,182.92 mi (6,731.76 km) |
| Herndon to La Maddalena | 4,383.09 mi (7,053.90 km) |
| Herndon to La Spezia | 4,304.21 mi (6,926.96 km) |
| Herndon to Lacchiarella | 4,234.89 mi (6,815.40 km) |
| Herndon to Ladispoli | 4,476.75 mi (7,204.64 km) |
| Herndon to Lainate | 4,222.55 mi (6,795.54 km) |
| Herndon to Laives | 4,292.30 mi (6,907.79 km) |
| Herndon to Lana | 4,278.02 mi (6,884.81 km) |
| Herndon to Lanciano | 4,567.93 mi (7,351.37 km) |
| Herndon to Langhirano | 4,306.57 mi (6,930.75 km) |
| Herndon to Lanuvio | 4,514.02 mi (7,264.61 km) |
| Herndon to Lariano | 4,518.11 mi (7,271.20 km) |
