ZIP code 79031 is officially located in the state of Texas, primarily serving the city of Earth. It falls under the administrative jurisdiction of Lamb County. When planning mail delivery, logistics routing, or demographic research, 79031 operates within the Mountain Time (MT) timezone and supports the 859 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 79031 ZIP Code Tabulation Area is approximately 7,159. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $67,031.