ZIP code 87730 is officially located in the state of New mexico, primarily serving the city of Mills. It falls under the administrative jurisdiction of Harding County. When planning mail delivery, logistics routing, or demographic research, 87730 operates within the Mountain Time (MT) timezone and supports the 677 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 87730 ZIP Code Tabulation Area is approximately 42,677. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $50,730.