List of 18 Zip Codes in St. Clair County, Missouri

On this page, we'll list out the 18 St. Clair County, Missouri ZIP codes we have, including the land area and county name of each code.

Missouri is the 21st largest state by total land area, with a land area of 69,707 square miles (180,540 square kilometers) and has a total population of 6,124,160 people as of the most recent U.S. Census survey.

St. Clair County makes up approximately 3.65% of the total land area for Missouri and we have 18 zip codes for the county in our database, which you can see details of below, with land area information for each zip code.

ZIP Code Land Area (Sq. Meters) Land Area (Sq. Miles) Land Area (Sq. Kilometers)
64724 317,864,000 123 318
64738 208,016,000 80 208
64740 249,096,000 96 249
64740 249,096,000 96 249
64744 647,123,000 250 647
64763 208,870,000 81 209
64770 298,362,000 115 298
64776 621,439,000 240 621
64776 621,439,000 240 621
64776 621,439,000 240 621
64776 621,439,000 240 621
64780 252,875,000 98 253
64781 2,700,030 1 3
64783 162,016,000 63 162
65674 255,301,000 99 255
65774 131,879,000 51 132
65785 563,576,000 218 564
65785 563,576,000 218 564

More Counties in Missouri

If you want to search and find zip codes for different counties in Missouri, the list below contains links to each of the 118 Missouri counties we have data for.

Data Source(s)

All of the zip code data on this page is sourced from the United States Census Bureau geography reference files.

Link To or Reference This Page

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If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!

  • "List of 18 Zip Codes in St. Clair County, Missouri". NameCensus.com. Accessed on April 16, 2024. https://namecensus.com/zip-codes/missouri/st-clair-county/.

  • "List of 18 Zip Codes in St. Clair County, Missouri". NameCensus.com, https://namecensus.com/zip-codes/missouri/st-clair-county/. Accessed 16 April, 2024

  • List of 18 Zip Codes in St. Clair County, Missouri. NameCensus.com. Retrieved from https://namecensus.com/zip-codes/missouri/st-clair-county/.