ZIP code 37066 is officially located in the state of Tennessee, primarily serving the city of Gallatin. It falls under the administrative jurisdiction of Sumner County. When planning mail delivery, logistics routing, or demographic research, 37066 operates within the Central Time (CT) timezone and supports the 829 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 37066 ZIP Code Tabulation Area is approximately 43,529. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $62,066.