ZIP code 01833 is officially located in the state of Massachusetts, primarily serving the city of Georgetown. It falls under the administrative jurisdiction of Essex County. When planning mail delivery, logistics routing, or demographic research, 01833 operates within the Eastern Time (ET) timezone and supports the 631 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 01833 ZIP Code Tabulation Area is approximately 41,231. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $101,833.