ZIP code 48880 is officially located in the state of Michigan, primarily serving the city of Saint louis. It falls under the administrative jurisdiction of Gratiot County. When planning mail delivery, logistics routing, or demographic research, 48880 operates within the Eastern Time (ET) timezone and supports the 601 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48880 ZIP Code Tabulation Area is approximately 32,101. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $100,880.