Gretna Louisiana Area Code
One area code covers Gretna: 504.
The code covering Gretna
| Area code | Primarily serves | In service |
|---|---|---|
| 504 | New Orleans | 1947 |
Scope the codes matched to Gretna. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Gretna has a single code, so there is nothing to divide — every local line carries 504.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Gretna’s 3 ZIP codes do not map onto the codes above. They are listed in full, with the parish each falls in, on the postal side of the site.
Nearby places with different codes
These are the closest places to Gretna whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| New Orleans Louisiana area codes | 12 mi | 504, 985 |
| Slidell Louisiana area codes | 31 mi | 985 |
| Mandeville Louisiana area codes | 32 mi | 504, 985 |
| Lockport Louisiana area codes | 34 mi | 985 |
| Madisonville Louisiana area codes | 34 mi | 985 |
| Pearl River Louisiana area codes | 37 mi | 985 |
| Golden Meadow Louisiana area codes | 39 mi | 985 |
| Abita Springs Louisiana area codes | 39 mi | 985 |
Straight-line distance between place reference points, not driving distance.