ZIP code 38870 is officially located in the state of Mississippi, primarily serving the city of Smithville. It falls under the administrative jurisdiction of Monroe County. When planning mail delivery, logistics routing, or demographic research, 38870 operates within the Central Time (CT) timezone and supports the 880 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 38870 ZIP Code Tabulation Area is approximately 35,180. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $130,870.