ZIP code 70556 is officially located in the state of Louisiana, primarily serving the city of Mermentau. It falls under the administrative jurisdiction of Acadia Parish County. When planning mail delivery, logistics routing, or demographic research, 70556 operates within the Central Time (CT) timezone and supports the 344 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 70556 ZIP Code Tabulation Area is approximately 11,544. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $92,556.