| Gretna to La Riviera (California) | 1,874.72 mi (3,017.07 km) |
| Gretna to La Vergne (Tennessee) | 468.10 mi (753.34 km) |
| Gretna to La Verne (California) | 1,644.51 mi (2,646.58 km) |
| Gretna to La Vista (Nebraska) | 848.46 mi (1,365.46 km) |
| Gretna to Lacey (Washington) | 2,106.30 mi (3,389.77 km) |
| Gretna to Lackawanna (New York) | 1,086.40 mi (1,748.40 km) |
| Gretna to Laconia (New Hampshire) | 1,389.94 mi (2,236.89 km) |
| Gretna to Ladera Ranch (California) | 1,635.83 mi (2,632.61 km) |
| Gretna to Ladson (South Carolina) | 623.62 mi (1,003.61 km) |
| Gretna to Lady Lake (Florida) | 493.41 mi (794.07 km) |
| Gretna to Lafayette (California) | 1,909.22 mi (3,072.59 km) |
| Gretna to Lafayette (Colorado) | 1,098.05 mi (1,767.15 km) |
| Gretna to Lafayette (Indiana) | 746.66 mi (1,201.64 km) |
| Gretna to Lafayette (Louisiana) | 120.24 mi (193.51 km) |
| Gretna to LaGrange (Georgia) | 365.52 mi (588.25 km) |
