ZIP code 04348 is officially located in the state of Maine, primarily serving the city of Jefferson. It falls under the administrative jurisdiction of Lincoln County. When planning mail delivery, logistics routing, or demographic research, 04348 operates within the Eastern Time (ET) timezone and supports the 242 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 04348 ZIP Code Tabulation Area is approximately 10,042. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $56,348.