| Relationships | Role | Relationship Start | Relationship End |
| Liberty Bancorp, Inc. | Parent | 7/17/1984 | 12/11/1985 |
| First Tulsa Bancorporation, Inc. | Parent | 12/31/1970 | 7/16/1984 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mid-America Leasing Corporation | Buyer | Discontinued | 12/12/1985 |