ZIP code 18439 is officially located in the state of Pennsylvania, primarily serving the city of Lakewood. It falls under the administrative jurisdiction of Wayne County. When planning mail delivery, logistics routing, or demographic research, 18439 operates within the Eastern Time (ET) timezone and supports the 713 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 18439 ZIP Code Tabulation Area is approximately 28,713. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $103,439.