Founded in 1968, First Interstate Bank is a community bank headquartered in Billings, Montana, and is a subsidiary of First Interstate BancSystem, Inc. The bank is committed to a relationship-based banking model, serving the financial needs of individuals, businesses, and communities. It has grown significantly through both organic expansion and strategic acquisitions, including its 2022 merger with Great Western Bank. First Interstate offers a full suite of services, including personal and business banking, commercial lending, agricultural financing, wealth management, and mortgage services.

Founded in

United States