List of Louisiana area codes
The U.S. state of Louisiana is divided into five geographically distinct numbering plan areas (NPAs) in the North American Numbering Plan (NANP) which are served by a total of six area codes, with one NPA being an overlay of two codes.
| Area code | Year created | Parent NPA | Overlay | Numbering plan area |
|---|---|---|---|---|
| 504 | 1947 | – | – | New Orleans area |
| 225 | 1998 | 504 | – | Baton Rouge area and parts of south central Louisiana |
| 318 | 1957 | 504 | 318/457 | northern Louisiana |
| 457 | 2025 | 318 | ||
| 337 | 1999 | 318 | – | southwestern Louisiana |
| 985 | 2001 | 504 | – | sections of southeast Louisiana which are not within the 504 area code |
See also
References
- ↑ "LPSC Provides overlay area code relief for 318 area code" (PDF). Archived from the original (PDF) on 2023-05-09.