ZIP Code 70056
Gretna · Jefferson Parish, Louisiana
70056 is the ZIP code of Gretna in Jefferson Parish, Louisiana, United States.
- ZIP Code
- 70056
- County
- Jefferson Parish
- State
- Louisiana
- Country
- United States
Place with ZIP code 70056
| Place | County | Location |
|---|---|---|
| Gretna | Jefferson Parish | 29.887, -90.033 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 70056?
Gretna.
Which county and state is 70056 in?
Jefferson Parish, Louisiana, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.