ZIP code 70448 is officially located in the state of Louisiana, primarily serving the city of Mandeville. It falls under the administrative jurisdiction of St. Tammany Parish County. When planning mail delivery, logistics routing, or demographic research, 70448 operates within the Central Time (CT) timezone and supports the 536 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 70448 ZIP Code Tabulation Area is approximately 35,536. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $56,448.