Butte County Bank
| Status: | Inactive as of 11/05/1983 |
| Merger - Without Assistance | |
| Successor Bank: | First Security Bank of Idaho |
| Headquarters: | Butte County Bank 205 West Grand Avenue Arco, ID 83213 |
| Established: | 12/06/1919 |
| FDIC Insurance: | 01/01/1934 |
| FDIC Cert: | #1233 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
History
| 1919-12-06 | Institution established: Original name:Butte County Bank | |
| 1983-11-05 | Merged into and subsequently operated as part of First Security Bank of Idaho, National Association (13791) in BOISE, ID | |
| 1984-05-19 | Acquired Custer County Bank (16081) in CHALLIS, ID | |
| 1990-01-12 | Acquired Twin Falls Bank & Trust Company (1242) in TWIN FALLS, ID | |
| 1992-01-27 | Acquired The First National Bank of North Idaho (2871) in WALLACE, ID | |
| 1994-07-15 | Acquired American Bank of Commerce (22440) in BOISE, ID | |
| 1996-06-21 | Merged into and subsequently operated as part of First Security Bank, National Association (13718) in OGDEN, UT | |
| 1996-06-21 | Changed name to First Security Bank, National Association (13718) | |
| 1997-05-22 | Reorganized. | |
| 1997-05-23 | Acquired First Security Bank of Oregon (22743) in SALEM, OR | |
| 1997-11-24 | Acquired First Security Bank of Wyoming (11959) in ROCK SPRINGS, WY | |
| 2001-04-21 | Changed name to Wells Fargo Bank Northwest, National Association (13718) | |
| 2018-03-28 | Changed institution class to NONINSURED COMMERCIAL INSTITUTIONS | |
| 2018-03-28 | Voluntarily relinquished FDIC insurance | |
| 2018-05-04 | Changed name to Wells Fargo Trust Company, National Association (13718) |