Zip Area Code

Winchester, Missouri

No ZIP code carries the name of Winchester, Missouri, in St. Louis County; the nearest ZIP codes are 63011, 63021 and 63088, in area code 636.

Nearest ZIP
63011, 63021, 63088
Area code
636
Time zone
Central Time
Coordinates
38.5896, -90.5262

Nearest ZIP codes to Winchester

These are the ZIP codes nearest to Winchester, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
63011BallwinSt. Louis County636
63021BallwinSt. Louis County636
63088Valley ParkSt. Louis County636

Area code for Winchester

  • Area code 636

    In service since May 22, 1999. Local calls are dialed with seven digits.

Time zone

Winchester is in the Central Time zone.

Towns near Winchester