ZIP code 73838 is officially located in the state of Oklahoma, primarily serving the city of Chester. It falls under the administrative jurisdiction of Major County. When planning mail delivery, logistics routing, or demographic research, 73838 operates within the Central Time (CT) timezone and supports the 423 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 73838 ZIP Code Tabulation Area is approximately 20,023. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,838.