ZIP code 28630 is officially located in the state of North carolina, primarily serving the city of Granite falls. It falls under the administrative jurisdiction of Caldwell County. When planning mail delivery, logistics routing, or demographic research, 28630 operates within the Eastern Time (ET) timezone and supports the 480 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 28630 ZIP Code Tabulation Area is approximately 29,880. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $50,630.