ZIP code 01220 is officially located in the state of Massachusetts, primarily serving the city of Adams. It falls under the administrative jurisdiction of Berkshire County. When planning mail delivery, logistics routing, or demographic research, 01220 operates within the Eastern Time (ET) timezone and supports the 298 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 01220 ZIP Code Tabulation Area is approximately 40,898. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $80,220.