United Bank of Columbus
| Status: | Inactive as of 03/06/1998 |
| Merger - Without Assistance | |
| Successor Bank: | United Bank |
| Headquarters: | United Bank of Columbus 36 North 9th Street Columbus, MT 59019 |
| Established: | 10/01/1996 |
| FDIC Insurance: | 10/01/1996 |
| FDIC Cert: | #34273 |
| Charter Class: | Commercial bank, national (federal) charter and Fed member, supervised by the Office of the Comptroller of the Currency (OCC) |
| Total Assets: | $7,126,000 |
| Total Deposits: | $6,138,000 |
History
| 1996-10-01 | Institution established: Original name:United Bank of Columbus, National Association | |
| 1998-03-06 | Changed name to United Bank, National Association (18772) | |
| 1998-03-06 | Merged into and subsequently operated as part of United Bank, National Association (18772) in ABSAROKEE, MT | |
| 2011-12-28 | Changed primary regulatory agency from COMPTROLLER OF THE CURRENCY to FEDERAL DEPOSIT INSURANCE CORPORATION | |
| 2011-12-28 | Changed institution class to INSURED COMMERCIAL BANKS, STATE, NOT MEMBERS OF THE FRS | |
| 2011-12-28 | Changed name to United Bank (18772) | |
| 2015-07-25 | Merged into and subsequently operated as part of First Interstate Bank (1105) in BILLINGS, MT | |
| 2016-08-13 | Acquired Flathead Bank of Bigfork, Montana (20382) in BIGFORK, MT | |
| 2017-08-12 | Acquired Bank of the Cascades (22407) in BEND, OR | |
| 2018-11-10 | Acquired Inland Northwest Bank (27601) in SPOKANE, WA | |
| 2019-04-08 | Acquired Community 1st Bank (58576) in POST FALLS, ID | |
| 2019-04-08 | Acquired Idaho Independent Bank (33845) in COEUR D ALENE, ID |