Zions Bancorporation, National Association provides banking products and related services, primarily in Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, Texas, Utah, Washington, and Wyoming. It operates through Zions Bank, California Bank & Trust, Amegy Bank, National Bank of Arizona, Nevada State Bank, Vectra Bank Colorado, and The Commerce Bank of Washington. Offerings include commercial and small business banking, capital markets and investment banking, commercial real estate lending, retail banking, and wealth management. The company was formerly known as ZB, National Association and changed its name to Zions Bancorporation, National Association in September 2018. It was founded in 1873 and is headquartered in Salt Lake City, Utah.