| Gaithersburg to Lapua | 4,147.20 mi (6,674.27 km) |
| Gaithersburg to Laukaa | 4,247.17 mi (6,835.16 km) |
| Gaithersburg to Lauritsala | 4,360.43 mi (7,017.44 km) |
| Gaithersburg to Lempaala | 4,223.36 mi (6,796.85 km) |
| Gaithersburg to Leppavirta | 4,294.59 mi (6,911.47 km) |
| Gaithersburg to Lieksa | 4,322.76 mi (6,956.82 km) |
| Gaithersburg to Lieto | 4,212.88 mi (6,779.98 km) |
| Gaithersburg to Liminka | 4,150.51 mi (6,679.60 km) |
| Gaithersburg to Liperi | 4,335.87 mi (6,977.91 km) |
| Gaithersburg to Lohja | 4,269.42 mi (6,870.97 km) |
| Gaithersburg to Loimaa | 4,219.09 mi (6,789.97 km) |
| Gaithersburg to Loviisa | 4,325.41 mi (6,961.08 km) |
| Gaithersburg to Mantsala | 4,292.54 mi (6,908.18 km) |
| Gaithersburg to Mariehamn | 4,150.01 mi (6,678.80 km) |
| Gaithersburg to Masku | 4,200.11 mi (6,759.43 km) |
