Area code 636
Area code 636 is a telephone area code in the state of Missouri in the United States. It primarily serves the suburbs and exurbs of St. Louis, covering the eastern part of the state. It was created on May 22, 1999, as a split from area code 314, which originally covered the entire eastern part of Missouri, including St. Louis.
Area Code 636 Media
A map of Missouri area codes, including the newly-implemented area code 557.
