ZIP code 63137 is officially located in the state of Missouri, primarily serving the city of North county. It falls under the administrative jurisdiction of St. Louis County. When planning mail delivery, logistics routing, or demographic research, 63137 operates within the Central Time (CT) timezone and supports the 675 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 63137 ZIP Code Tabulation Area is approximately 12,575. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $69,137.