ZIP code 37091 is officially located in the state of Tennessee, primarily serving the city of Lewisburg. It falls under the administrative jurisdiction of Marshall County. When planning mail delivery, logistics routing, or demographic research, 37091 operates within the Central Time (CT) timezone and supports the 666 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 37091 ZIP Code Tabulation Area is approximately 21,666. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $87,091.