ZIP code 49455 is officially located in the state of Michigan, primarily serving the city of Shelby. It falls under the administrative jurisdiction of Oceana County. When planning mail delivery, logistics routing, or demographic research, 49455 operates within the Central Time (CT) timezone and supports the 862 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 49455 ZIP Code Tabulation Area is approximately 4,362. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $75,455.