| Gaithersburg to La Union | 4,005.27 mi (6,445.86 km) |
| Gaithersburg to La Victoria de Acentejo | 3,500.58 mi (5,633.63 km) |
| Gaithersburg to Laguna de Duero | 3,703.51 mi (5,960.22 km) |
| Gaithersburg to Lalin | 3,514.34 mi (5,655.79 km) |
| Gaithersburg to Lardero | 3,786.58 mi (6,093.90 km) |
| Gaithersburg to Laredo | 3,715.61 mi (5,979.70 km) |
| Gaithersburg to Las Cabezas de San Juan | 3,775.74 mi (6,076.47 km) |
| Gaithersburg to Las Palmas | 3,566.03 mi (5,738.96 km) |
| Gaithersburg to Las Rozas de Madrid | 3,774.12 mi (6,073.87 km) |
| Gaithersburg to Las Torres de Cotillas | 3,974.58 mi (6,396.48 km) |
| Gaithersburg to Lebrija | 3,770.77 mi (6,068.48 km) |
| Gaithersburg to Leganes | 3,784.01 mi (6,089.77 km) |
| Gaithersburg to Leon | 3,635.92 mi (5,851.44 km) |
| Gaithersburg to Lepe | 3,704.83 mi (5,962.35 km) |
| Gaithersburg to Linares | 3,856.38 mi (6,206.24 km) |
