ZIP code 18036 is officially located in the state of Pennsylvania, primarily serving the city of Coopersburg. It falls under the administrative jurisdiction of Lehigh County. When planning mail delivery, logistics routing, or demographic research, 18036 operates within the Eastern Time (ET) timezone and supports the 436 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 18036 ZIP Code Tabulation Area is approximately 18,636. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $52,036.