ZIP code 48770 is officially located in the state of Michigan, primarily serving the city of Whittemore. It falls under the administrative jurisdiction of Iosco County. When planning mail delivery, logistics routing, or demographic research, 48770 operates within the Eastern Time (ET) timezone and supports the 805 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48770 ZIP Code Tabulation Area is approximately 44,905. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $130,770.