ZIP code 63673 is officially located in the state of Missouri, primarily serving the city of Saint mary. It falls under the administrative jurisdiction of Ste. Genevieve County. When planning mail delivery, logistics routing, or demographic research, 63673 operates within the Central Time (CT) timezone and supports the 544 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 63673 ZIP Code Tabulation Area is approximately 15,244. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $81,673.