ZIP code 45723 is officially located in the state of Ohio, primarily serving the city of Coolville. It falls under the administrative jurisdiction of Athens County. When planning mail delivery, logistics routing, or demographic research, 45723 operates within the Eastern Time (ET) timezone and supports the 875 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 45723 ZIP Code Tabulation Area is approximately 25,375. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $131,723.