Mississippi County Post Offices

100 Highway 75 N
Anniston, Missouri 63820

210 W Cedar St
Bertrand, Missouri 63823

300 S Main St
Charleston, Missouri 63834

122 W Pine St
East Prairie, Missouri 63845

100 Main St
Wolf Island, Missouri 63881

211 S Main St
Wyatt, Missouri 63882

Mississippi County

There are 6 US Post Offices in Mississippi County serving a total of 14,853 residents equating to 2,476 residents per post office. It's estimated that approximately 23,707 packages are handled across the 6 county post offices annually. Mississippi County is a county located in the Bootheel of the U.S. state of Missouri, with its eastern border formed by the Mississippi River. As of the 2010 census, the population was 14,358. The largest city and county seat is Charleston. The county was officially organized on February 14, 1845, and was named after the Mississippi River."