| Gretna to Florence (Kentucky) | 698.49 mi (1,124.11 km) |
| Gretna to Florence (South Carolina) | 668.96 mi (1,076.59 km) |
| Gretna to Florence-Graham (California) | 1,671.25 mi (2,689.62 km) |
| Gretna to Florham Park (New Jersey) | 1,155.36 mi (1,859.37 km) |
| Gretna to Florida (Puerto Rico) | 1,677.19 mi (2,699.17 km) |
| Gretna to Florida City (Florida) | 662.31 mi (1,065.88 km) |
| Gretna to Florida Ridge (Florida) | 607.08 mi (977.01 km) |
| Gretna to Florin (California) | 1,876.47 mi (3,019.89 km) |
| Gretna to Florissant (Missouri) | 614.40 mi (988.79 km) |
| Gretna to Flower Hill (Maryland) | 970.59 mi (1,562.01 km) |
| Gretna to Flower Mound (Texas) | 468.71 mi (754.31 km) |
| Gretna to Flowing Wells (Arizona) | 1,248.84 mi (2,009.82 km) |
| Gretna to Foley (Alabama) | 146.51 mi (235.79 km) |
| Gretna to Folsom (California) | 1,864.51 mi (3,000.64 km) |
| Gretna to Fond du Lac (Wisconsin) | 961.83 mi (1,547.92 km) |
