ZIP code 18049 is officially located in the state of Pennsylvania, primarily serving the city of Emmaus. It falls under the administrative jurisdiction of Lehigh County. When planning mail delivery, logistics routing, or demographic research, 18049 operates within the Eastern Time (ET) timezone and supports the 475 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 18049 ZIP Code Tabulation Area is approximately 30,575. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $73,049.