636 Area Code Information

State: MO

Largest City in Area: SAINT LOUIS

Where is Area Code 636? Area code (636) is in the state of MO. Below, are the major cities in the area code (636).

Major Cities in 636

  • SAINT LOUIS, MO (739,536)
  • SAINT CHARLES, MO (542,369)
  • SAINT PETERS, MO (409,872)
  • O FALLON, MO (357,347)
  • BALLWIN, MO (311,701)
  • CHESTERFIELD, MO (201,414)
  • FENTON, MO (190,684)
  • ARNOLD, MO (158,329)
  • WENTZVILLE, MO (139,434)
  • FLORISSANT, MO (118,554)

Zip Codes in 636

  • 63005
  • 63006
  • 63010
  • 63011
  • 63012
  • 63015
  • 63016
  • 63017
  • 63019
  • 63020
  • 63021
  • 63022
  • 63023
  • 63024
  • 63025
  • 63026
  • 63028
  • 63030
  • 63039
  • 63040

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