| Relationships | Role | Relationship Start | Relationship End |
| First Bank (N.A.) - Western Montana Missoula | Parent | 12/31/1978 | 12/31/1984 |
| First Bank (N.A.) - Western Montana Missoula | Parent | 12/31/1976 | 12/30/1978 |
| U.S. Bancorp | Parent | 4/22/1960 | 12/30/1976 |
| Relationships | Role | Relationship Start | Relationship End |
| First Bank (N.A.) - Western Montana Missoula | Parent | 12/31/1978 | 12/31/1984 |
| First Bank (N.A.) - Western Montana Missoula | Parent | 12/31/1976 | 12/30/1978 |
| U.S. Bancorp | Parent | 4/22/1960 | 12/30/1976 |