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First Interstate Bank · Colstrip, Montana

First Interstate Bank branches in Colstrip

First Interstate Bank has 1 branch in Colstrip, Montana. Select a branch for its full address and map.

BranchAddressCityStateTypeEstablished
First Interstate Bank6210 Main StColstripMTFull-service brick-and-mortar officeMay 15, 1975

Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026

All Montana towns All banks in Colstrip

Data: FDIC & NCUA (public domain). Not affiliated with any bank. US Banks Atlas is an independent informational project and is not affiliated with the FDIC, the NCUA, any government agency, or any bank or credit union listed.

Data as of Q1 2026. Sourced from the FDIC BankFind Suite and the NCUA 5300 Call Report.

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