Zip Area Code

Winchester, Wisconsin

No ZIP code carries the name of Winchester, Wisconsin, in Winnebago County; the nearest ZIP code is 54947, in area code 920, with 274 as an overlay.

Nearest ZIP
54947
Area codes
920, 274
Time zone
Central Time
Coordinates
44.1982, -88.6599

Nearest ZIP codes to Winchester

This is the ZIP code nearest to Winchester, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
54947LarsenWinnebago County920, 274

Area codes for Winchester

  • 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

Winchester is in the Central Time zone.

Towns near Winchester