The US Postal Service considers Clayton an alternate city name for 3 Saint Louis ZIP Codes.Photos of the local Clayton, MO area
|Clayton, MO - Standard ZIP Codes|
|63105 63117 63124|
The Clayton ZIP Code maps and basic ZIP Code information such as the number of Business, Residential and PO Box addresses in the ZIP Code are updated 4 times per year. Last update: August 1, 2018.
The DEMOGRAPHIC DATA for each Clayton ZIP Code is updated annually. The last update was on July 1, 2018 and includes: