ZIP code 28368 is officially located in the state of North carolina, primarily serving the city of Olivia. It falls under the administrative jurisdiction of Harnett County. When planning mail delivery, logistics routing, or demographic research, 28368 operates within the Central Time (CT) timezone and supports the 589 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 28368 ZIP Code Tabulation Area is approximately 3,389. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $96,368.