ZIP code 03743 is officially located in the state of New hampshire, primarily serving the city of Claremont. It falls under the administrative jurisdiction of Sullivan County. When planning mail delivery, logistics routing, or demographic research, 03743 operates within the Eastern Time (ET) timezone and supports the 542 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 03743 ZIP Code Tabulation Area is approximately 6,142. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $71,743.