Zip Area Code

St. Louis (city), Missouri

St. Louis (city), Missouri, has 1 town and 19 ZIP codes, in area code 314, with 557 as an overlay.

Towns in St. Louis (city), A to Z

TownZIP codesArea codes
Saint Louis63101, 63102, 63103, 63104, 63105, 63106 and more314, 557, 636

ZIP codes in St. Louis (city)

Area codes in St. Louis (city)

  • Area code 314

    In service since 1947. Shares its area with 557. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 557

    In service since August 12, 2022. Shares its area with 314. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.