Zip Area Code

Winnebago, Wisconsin

Winnebago, Wisconsin, in Winnebago County, has ZIP code 54985 and area code 920, with 274 as an overlay.

ZIP code
54985
Area codes
920, 274
Time zone
Central Time
Coordinates
44.0706, -88.5178

ZIP codes in Winnebago

ZIP codePost officeCountyArea codes
54985WinnebagoWinnebago County920, 274

Area codes for Winnebago

  • Area code 920

    In service since July 26, 1997. Shares its area with 274. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 274

    In service since May 5, 2023. Shares its area with 920. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Winnebago is in the Central Time zone.

Towns near Winnebago