ZIP code 03048 is officially located in the state of New hampshire, primarily serving the city of Mason. It falls under the administrative jurisdiction of Hillsborough County. When planning mail delivery, logistics routing, or demographic research, 03048 operates within the Eastern Time (ET) timezone and supports the 751 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 03048 ZIP Code Tabulation Area is approximately 30,851. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $56,048.