ZIP code 18929 is officially located in the state of Pennsylvania, primarily serving the city of Jamison. It falls under the administrative jurisdiction of Bucks County. When planning mail delivery, logistics routing, or demographic research, 18929 operates within the Eastern Time (ET) timezone and supports the 460 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 18929 ZIP Code Tabulation Area is approximately 14,460. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $133,929.