ZIP code 28574 is officially located in the state of North carolina, primarily serving the city of Richlands. It falls under the administrative jurisdiction of Onslow County. When planning mail delivery, logistics routing, or demographic research, 28574 operates within the Eastern Time (ET) timezone and supports the 393 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 28574 ZIP Code Tabulation Area is approximately 40,293. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $98,574.