First Interstate BancSystem, Inc.

First Interstate BancSystem, Inc.



About Us

First Interstate is a community bank headquartered in Billings, Montana. With more than 300 branches across Arizona, Colorado, Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington, and Wyoming, we’re dedicated to helping these diverse communities reach their greatest potential—answering the needs of residents and businesses with practical financial solutions while supporting communities through business development and philanthropy.

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