| Herndon to Lapua | 4,161.75 mi (6,697.69 km) |
| Herndon to Laukaa | 4,261.72 mi (6,858.57 km) |
| Herndon to Lauritsala | 4,375.00 mi (7,040.88 km) |
| Herndon to Lempaala | 4,237.97 mi (6,820.35 km) |
| Herndon to Leppavirta | 4,309.11 mi (6,934.84 km) |
| Herndon to Lieksa | 4,337.23 mi (6,980.09 km) |
| Herndon to Lieto | 4,227.52 mi (6,803.53 km) |
| Herndon to Liminka | 4,164.96 mi (6,702.85 km) |
| Herndon to Liperi | 4,350.37 mi (7,001.25 km) |
| Herndon to Lohja | 4,284.05 mi (6,894.51 km) |
| Herndon to Loimaa | 4,233.71 mi (6,813.50 km) |
| Herndon to Loviisa | 4,340.02 mi (6,984.59 km) |
| Herndon to Mantsala | 4,307.15 mi (6,931.69 km) |
| Herndon to Mariehamn | 4,164.67 mi (6,702.39 km) |
| Herndon to Masku | 4,214.75 mi (6,782.98 km) |
