ZIP code 46391 is officially located in the state of Indiana, primarily serving the city of Westville. It falls under the administrative jurisdiction of La Porte County. When planning mail delivery, logistics routing, or demographic research, 46391 operates within the Central Time (CT) timezone and supports the 611 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 46391 ZIP Code Tabulation Area is approximately 3,411. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $87,391.