Zip Area Code

Saint Charles, Missouri

Saint Charles, Missouri, has 3 towns and 3 ZIP codes, in area code 636.

Towns in Saint Charles, A to Z

TownZIP codesArea codes
Cottleville63338636
Flinthill63346636
Saint Charles63301, 63302, 63303, 63304636

ZIP codes in Saint Charles

Area code in Saint Charles

  • Area code 636

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