ZIP code 15673 is officially located in the state of Pennsylvania, primarily serving the city of North apollo. It falls under the administrative jurisdiction of Armstrong County. When planning mail delivery, logistics routing, or demographic research, 15673 operates within the Eastern Time (ET) timezone and supports the 392 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 15673 ZIP Code Tabulation Area is approximately 36,792. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $81,673.