ZIP code 48891 is officially located in the state of Michigan, primarily serving the city of Vestaburg. It falls under the administrative jurisdiction of Montcalm County. When planning mail delivery, logistics routing, or demographic research, 48891 operates within the Eastern Time (ET) timezone and supports the 202 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48891 ZIP Code Tabulation Area is approximately 23,302. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $87,891.