| Gretna to Forney (Texas) | 425.42 mi (684.64 km) |
| Gretna to Forrest City (Arkansas) | 355.25 mi (571.72 km) |
| Gretna to Fort Atkinson (Wisconsin) | 901.74 mi (1,451.20 km) |
| Gretna to Fort Bliss (Texas) | 976.18 mi (1,571.02 km) |
| Gretna to Fort Campbell North (Kentucky) | 489.66 mi (788.03 km) |
| Gretna to Fort Carson (Colorado) | 1,034.83 mi (1,665.39 km) |
| Gretna to Fort Collins (Colorado) | 1,118.81 mi (1,800.55 km) |
| Gretna to Fort Dodge (Iowa) | 900.08 mi (1,448.54 km) |
| Gretna to Fort Drum (New York) | 1,250.70 mi (2,012.81 km) |
| Gretna to Fort Hood (Texas) | 467.81 mi (752.87 km) |
| Gretna to Fort Hunt (Virginia) | 958.21 mi (1,542.09 km) |
| Gretna to Fort Lauderdale (Florida) | 657.52 mi (1,058.18 km) |
| Gretna to Fort Lee (New Jersey) | 1,176.40 mi (1,893.23 km) |
| Gretna to Fort Leonard Wood (Missouri) | 555.00 mi (893.19 km) |
| Gretna to Fort Lewis (Washington) | 2,097.80 mi (3,376.09 km) |
