ZIP code 15056 is officially located in the state of Pennsylvania, primarily serving the city of Leetsdale. It falls under the administrative jurisdiction of Allegheny County. When planning mail delivery, logistics routing, or demographic research, 15056 operates within the Eastern Time (ET) timezone and supports the 807 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 15056 ZIP Code Tabulation Area is approximately 30,207. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $92,056.