ZIP code 48428 is officially located in the state of Michigan, primarily serving the city of Dryden. It falls under the administrative jurisdiction of Lapeer County. When planning mail delivery, logistics routing, or demographic research, 48428 operates within the Eastern Time (ET) timezone and supports the 333 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48428 ZIP Code Tabulation Area is approximately 13,633. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $116,428.