Zip Area Code

Franklin County, Missouri

Franklin County, Missouri, has 29 towns and 20 ZIP codes, in area codes 636 and 573 (overlay 235).

Towns in Franklin County, A to Z

TownZIP codesArea codes
Beaufort63013573, 235
Berger63014573, 235
Catawissa63015636
Charmwoodnearest63079, 63080573, 235
Gerald63037573, 235
Gray Summit63039636
Grubville63041636
Labadie63055636
LaBarque Creeknearest63015, 63016, 63069636
Lake St. Clairnearest63077636
Lake Tekakwithanearest63015, 63069636
Leslie63056573, 235
Lonedell63060636
Luebbering63061636
Miramiguoa Parknearest63079, 63080573, 235
New Haven63068573, 235
Pacific63069636
Parkwaynearest63077636
Robertsville63072636
Saint Albans63073636
Saint Clair63077636
St. Clairnearest63077636
Stanton63079573, 235
Sullivan63080573, 235
Three Creeksnearest63090636
Union63084636
Villa Ridge63089636
Washington63090636
West Sullivannearest63080573, 235

ZIP codes in Franklin County

Area codes in Franklin County

  • Area code 636

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

  • Area code 573

    In service since January 7, 1996. Shares its area with 235. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 235

    In service since March 24, 2024. Shares its area with 573. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Local numbers in area code 636

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