The Columbia Bank
| Status: | Inactive as of 09/26/1994 |
| Merger - Without Assistance | |
| Successor Bank: | Washington Trust Bank |
| Headquarters: | The Columbia Bank 29 South Wenatchee Avenue Wenatchee, WA 98801 |
| Established: | 02/09/1953 |
| FDIC Insurance: | 02/09/1953 |
| FDIC Cert: | #17183 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
| Total Assets: | $165,629,000 |
| Total Deposits: | $145,467,000 |
History
| 1953-02-09 | Institution established: Original name:Security Bank of Washington | |
| 1987-04-20 | Moved bank headquarters from EPHRATA, WA to WENATCHEE, WA | |
| 1989-09-25 | Changed name to The Columbia Bank | |
| 1994-09-26 | Merged into and subsequently operated as part of Washington Trust Bank (1281) in SPOKANE, WA | |
| 1997-03-17 | Acquired Northern State Bank (22777) in COEUR D'ALENE, ID | |
| 2009-02-13 | Acquired Pinnacle Bank (57342) in BEAVERTON, OR as part of a government assisted transaction. |