First Interstate Bank

First Interstate BancSystem, Inc. is a financial holding company headquartered in Billings, Montana. It is the parent company of First Interstate Bank, a community bank offering a full range of internet, mobile and other banking and financial services throughout Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming.First Interstate BancSystem, Inc. has always adhered to a strong set of guiding principles, which are formally stated in the Company’s Strategic Vision.