ZIP code 75457 is officially located in the state of Texas, primarily serving the city of Mount vernon. It falls under the administrative jurisdiction of Franklin County. When planning mail delivery, logistics routing, or demographic research, 75457 operates within the Central Time (CT) timezone and supports the 823 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 75457 ZIP Code Tabulation Area is approximately 43,523. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $109,457.