ZIP code 19003 is officially located in the state of Pennsylvania, primarily serving the city of Ardmore. It falls under the administrative jurisdiction of Montgomery County. When planning mail delivery, logistics routing, or demographic research, 19003 operates within the Eastern Time (ET) timezone and supports the 337 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 19003 ZIP Code Tabulation Area is approximately 3,837. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $91,003.