First Interstate Bank is an $13.4 billion community banking organization, operating over 80 banking offices, along with online and mobile banking services, throughout Montana, Wyoming, and South Dakota.First Interstate Bank is the principal subsidiary of First Interstate BancSystem, Inc.
Bank Routing Number: #092901683
Member FDIC (each depositor insured to at least USD 250,000).
| Headquarter | Billings, USA |
| Key people | Kevin Riley (CEO and President) |
| Head office | 401 North 31st St., Billings, MT 59101 |
| Phone | 1-800-342-0388 |
| Official site | www.firstinterstatebank.com  |
| Founded | 1916 |
ID: 596. Updated: 05.07.2019
| Social media |
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