ZIP code 59105 is officially located in the state of Montana, primarily serving the city of Billings heights. It falls under the administrative jurisdiction of Yellowstone County. When planning mail delivery, logistics routing, or demographic research, 59105 operates within the Mountain Time (MT) timezone and supports the 891 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 59105 ZIP Code Tabulation Area is approximately 16,291. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $125,105.