Oshkosh, WI Area Codes
Oshkosh is served by area code 920. It is in Wisconsin, Winnebago County. About 81,810 people live in its 5 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 920 |
| State / province | Wisconsin |
| County | Winnebago County |
| Population | 81,810 |
| ZIP codes | 5 |
| Time zone | Central |
| Coordinates | 44.0341, -88.5979 |
What area code is Oshkosh in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 920 | Wisconsin | 1,314,315 | — |
ZIP codes in the code footprint
54901, 54902, 54903, 54904, 54906
Nearby towns and their area codes
Neenah 274, 920Ripon 274, 920Menasha 920Berlin 920Greenville 920Hortonville 920Fond Du Lac 920Appleton 920
How to dial
Dial 920 + 7 digits for a number in Oshkosh, or +1 920 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.