| Langley Park to Lapua | 4,149.33 mi (6,677.71 km) |
| Langley Park to Laukaa | 4,249.36 mi (6,838.69 km) |
| Langley Park to Lauritsala | 4,362.45 mi (7,020.68 km) |
| Langley Park to Lempaala | 4,225.09 mi (6,799.63 km) |
| Langley Park to Leppavirta | 4,296.94 mi (6,915.25 km) |
| Langley Park to Lieksa | 4,325.50 mi (6,961.22 km) |
| Langley Park to Lieto | 4,214.29 mi (6,782.24 km) |
| Langley Park to Liminka | 4,153.32 mi (6,684.12 km) |
| Langley Park to Liperi | 4,338.36 mi (6,981.91 km) |
| Langley Park to Lohja | 4,270.88 mi (6,873.32 km) |
| Langley Park to Loimaa | 4,220.64 mi (6,792.46 km) |
| Langley Park to Loviisa | 4,327.10 mi (6,963.80 km) |
| Langley Park to Mantsala | 4,294.21 mi (6,910.86 km) |
| Langley Park to Mariehamn | 4,151.12 mi (6,680.58 km) |
| Langley Park to Masku | 4,201.51 mi (6,761.68 km) |
