ZIP code 17931 is officially located in the state of Pennsylvania, primarily serving the city of Frackville. It falls under the administrative jurisdiction of Schuylkill County. When planning mail delivery, logistics routing, or demographic research, 17931 operates within the Eastern Time (ET) timezone and supports the 273 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 17931 ZIP Code Tabulation Area is approximately 31,073. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $67,931.