ZIP code 48190 is officially located in the state of Michigan, primarily serving the city of Whittaker. It falls under the administrative jurisdiction of Washtenaw County. When planning mail delivery, logistics routing, or demographic research, 48190 operates within the Eastern Time (ET) timezone and supports the 259 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48190 ZIP Code Tabulation Area is approximately 30,359. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $70,190.