ZIP code 48838 is officially located in the state of Michigan, primarily serving the city of Greenville. It falls under the administrative jurisdiction of Montcalm County. When planning mail delivery, logistics routing, or demographic research, 48838 operates within the Central Time (CT) timezone and supports the 356 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48838 ZIP Code Tabulation Area is approximately 44,456. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,838.