Columbus, Montana
Banks & credit unions in Columbus
4 federally insured institutions operate a branch in Columbus, Montana, across 2 locations.
Each institution’s branch count below is for Columbus only. Select one to see its branches in this town.
| # | Institution | Type | Branches in Columbus | Total assets |
|---|---|---|---|---|
| 1 | First Interstate Bank | Bank | 1 | $26.36B |
| 2 | The Yellowstone Bank | Bank | 1 | $1.34B |
| 3 | Altana | Credit union | 1 | $660.2M |
| 4 | Valley Financial | Credit union | 1 | $593.7M |
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026