ZIP code 37845 is officially located in the state of Tennessee, primarily serving the city of Petros. It falls under the administrative jurisdiction of Morgan County. When planning mail delivery, logistics routing, or demographic research, 37845 operates within the Eastern Time (ET) timezone and supports the 647 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 37845 ZIP Code Tabulation Area is approximately 23,047. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $105,845.