| Gretna to Lewiston (Maine) | 1,463.82 mi (2,355.78 km) |
| Gretna to Lewisville (North Carolina) | 702.74 mi (1,130.95 km) |
| Gretna to Lewisville (Texas) | 462.10 mi (743.68 km) |
| Gretna to Lexington (Kentucky) | 646.50 mi (1,040.44 km) |
| Gretna to Lexington (Nebraska) | 927.30 mi (1,492.34 km) |
| Gretna to Lexington (North Carolina) | 698.05 mi (1,123.40 km) |
| Gretna to Lexington (South Carolina) | 589.15 mi (948.14 km) |
| Gretna to Lexington Park (Maryland) | 967.13 mi (1,556.44 km) |
| Gretna to Liberal (Kansas) | 796.62 mi (1,282.04 km) |
| Gretna to Liberty (Missouri) | 690.58 mi (1,111.38 km) |
| Gretna to Liberty Lake (Washington) | 1,887.37 mi (3,037.43 km) |
| Gretna to Liberty Triangle (Florida) | 474.46 mi (763.56 km) |
| Gretna to Libertyville (Illinois) | 862.96 mi (1,388.80 km) |
| Gretna to Lighthouse Point (Florida) | 656.70 mi (1,056.86 km) |
| Gretna to Lilburn (Georgia) | 442.56 mi (712.23 km) |
