| Gaithersburg to Leigh | 3,524.87 mi (5,672.73 km) |
| Gaithersburg to Leigh-on-Sea | 3,692.53 mi (5,942.55 km) |
| Gaithersburg to Leighton Buzzard | 3,630.93 mi (5,843.42 km) |
| Gaithersburg to Leith | 3,456.54 mi (5,562.77 km) |
| Gaithersburg to Lemington | 3,528.58 mi (5,678.70 km) |
| Gaithersburg to Leominster | 3,540.33 mi (5,697.60 km) |
| Gaithersburg to Lerwick | 3,467.10 mi (5,579.75 km) |
| Gaithersburg to Letchworth | 3,647.06 mi (5,869.37 km) |
| Gaithersburg to Leven | 3,459.73 mi (5,567.89 km) |
| Gaithersburg to Lewes | 3,681.54 mi (5,924.87 km) |
| Gaithersburg to Leyland | 3,514.07 mi (5,655.35 km) |
| Gaithersburg to Leyton | 3,664.76 mi (5,897.86 km) |
| Gaithersburg to Lichfield | 3,567.99 mi (5,742.13 km) |
| Gaithersburg to Lincoln | 3,608.27 mi (5,806.95 km) |
| Gaithersburg to Linlithgow | 3,439.98 mi (5,536.11 km) |
