Zip Area Code

Warren County, Missouri

Warren County, Missouri, has 11 towns and 8 ZIP codes, in area code 636.

Towns in Warren County, A to Z

TownZIP codesArea codes
Dutzow63342636
Innsbrooknearest63390636
Jonesburg63351636
Marthasville63357636
Pendletonnearest63351, 63383636
Treloar63378636
Truesdale63380636
Truxton63381636
Warrenton63383636
Wrightnearest63380, 63390636
Wright City63390636

ZIP codes in Warren County

Area code in Warren County

  • Area code 636

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