First Interstate Bank
Billings, MT · State member commercial bank
Sonar Score
Strong
out of 100 · from public FDIC data
Reported June 30, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.
Key figures
- Total assets
- $25.8B
- Total deposits
- $21.7B
- Branches
- 274
- Return on assets
- 1.21%
- Return on equity
- 9.61%
- Charter type
- State member commercial bank
- Established
- 1916
- FDIC cert #
- 1105
How the 89 breaks down
Well-capitalized by regulatory thresholds.
Strong returns on its asset base.
Positive but moderate equity returns.
Large, diversified balance sheet.
Your deposits at First Interstate Bank
First Interstate Bank is an FDIC-insured institution (Cert #1105). Deposits are insured up to $250,000 per depositor, per ownership category, by the full faith and credit of the US government. Learn how to maximize your coverage →
50 branch locations
21783 Us Highway 65
Princeton, MO 64673
2100 Commerce Dr
Red Oak, IA 51566
648 Mount Rushmore Rd
Custer, SD 57730
201 N Main St
Chariton, IA 50049
100 E South St
Mount Ayr, IA 50854
3 S Woodard Ave
Absarokee, MT 59001
306 Spokane Ave
Whitefish, MT 59937
800 Grand Dr
Bigfork, MT 59911
2 Main St
Kalispell, MT 59901
207 W Callender St
Livingston, MT 59047
101 E Front St
Missoula, MT 59802
602 N Broadway Ave
Red Lodge, MT 59068
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