Slidell Louisiana Area Code
One area code covers Slidell: 985.
The code covering Slidell
| Area code | Primarily serves | In service |
|---|---|---|
| 985 | New Orleans | 2001 |
Scope the codes matched to Slidell. 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
Slidell has a single code, so there is nothing to divide — every local line carries 985.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Slidell’s 5 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 Slidell 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 | 19 mi | 504, 985 |
| Mandeville Louisiana area codes | 20 mi | 504, 985 |
| Covington Louisiana area codes | 24 mi | 504, 985 |
| Gretna Louisiana area codes | 31 mi | 504 |
| Kenner Louisiana area codes | 34 mi | 504 |
| Westwego Louisiana area codes | 34 mi | 504 |
| Folsom Louisiana area codes | 34 mi | 504, 985 |
| Hammond Louisiana area codes | 43 mi | 225, 985 |
Straight-line distance between place reference points, not driving distance.