Grand Coteau Louisiana Area Code
One area code covers Grand Coteau: 337.
The code covering Grand Coteau
| Area code | Primarily serves | In service |
|---|---|---|
| 337 | Lafayette | 1999 |
Scope the codes matched to Grand Coteau. 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
Grand Coteau has a single code, so there is nothing to divide — every local line carries 337.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Grand Coteau’s 1 ZIP code 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.
Grand Coteau Louisiana ZIP codes →
Nearby places with different codes
These are the closest places to Grand Coteau 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 |
|---|---|---|
| Fordoche Louisiana area codes | 28 mi | 225, 337 |
| Livonia Louisiana area codes | 31 mi | 225 |
| Maringouin Louisiana area codes | 32 mi | 225 |
| Morganza Louisiana area codes | 35 mi | 225 |
| Rosedale Louisiana area codes | 35 mi | 225 |
| Grosse Tete Louisiana area codes | 36 mi | 225 |
| Evergreen Louisiana area codes | 37 mi | 318, 457 |
| Plaucheville Louisiana area codes | 38 mi | 318, 457 |
Straight-line distance between place reference points, not driving distance.