| Gaithersburg to Lewiston (Maine) | 499.39 mi (803.69 km) |
| Gaithersburg to Lewisville (North Carolina) | 273.11 mi (439.53 km) |
| Gaithersburg to Lewisville (Texas) | 1,178.16 mi (1,896.06 km) |
| Gaithersburg to Lexington (Kentucky) | 398.40 mi (641.17 km) |
| Gaithersburg to Lexington (Nebraska) | 1,195.48 mi (1,923.94 km) |
| Gaithersburg to Lexington (North Carolina) | 284.73 mi (458.23 km) |
| Gaithersburg to Lexington (South Carolina) | 419.23 mi (674.69 km) |
| Gaithersburg to Lexington Park (Maryland) | 73.75 mi (118.69 km) |
| Gaithersburg to Liberal (Kansas) | 1,294.00 mi (2,082.49 km) |
| Gaithersburg to Liberty (Missouri) | 920.08 mi (1,480.72 km) |
| Gaithersburg to Liberty Lake (Washington) | 2,062.18 mi (3,318.76 km) |
| Gaithersburg to Liberty Triangle (Florida) | 751.33 mi (1,209.16 km) |
| Gaithersburg to Libertyville (Illinois) | 603.33 mi (970.96 km) |
| Gaithersburg to Lighthouse Point (Florida) | 903.72 mi (1,454.40 km) |
| Gaithersburg to Lilburn (Georgia) | 528.02 mi (849.76 km) |
