ZIP code 03445 is officially located in the state of New hampshire, primarily serving the city of East sullivan. It falls under the administrative jurisdiction of Cheshire County. When planning mail delivery, logistics routing, or demographic research, 03445 operates within the Eastern Time (ET) timezone and supports the 767 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 03445 ZIP Code Tabulation Area is approximately 11,267. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $105,445.