ZIP code 03448 is officially located in the state of New hampshire, primarily serving the city of Gilsum. It falls under the administrative jurisdiction of Cheshire County. When planning mail delivery, logistics routing, or demographic research, 03448 operates within the Eastern Time (ET) timezone and supports the 863 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 03448 ZIP Code Tabulation Area is approximately 12,763. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $56,448.