ZIP code 18923 is officially located in the state of Pennsylvania, primarily serving the city of Fountainville. It falls under the administrative jurisdiction of Bucks County. When planning mail delivery, logistics routing, or demographic research, 18923 operates within the Eastern Time (ET) timezone and supports the 408 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 18923 ZIP Code Tabulation Area is approximately 24,908. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $131,923.