| Relationships | Role | Relationship Start | Relationship End |
| Ponca Bancshares, Inc. | Parent | 2/5/1992 | 12/10/1993 |
| Intraoklahoma Bancshares, Inc. | Parent | 12/31/1984 | 9/29/1989 |
| Intraoklahoma Bancshares, Inc. | Parent | 12/31/1980 | 12/30/1984 |
| Intraoklahoma Bancshares, Inc. | Parent | 12/31/1979 | 12/30/1980 |
| Intraoklahoma Bancshares, Inc. | Parent | 12/31/1970 | 12/30/1979 |
| Motor Parking, Inc. | Subsidary | 12/31/1970 | 12/10/1993 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Boatmen's National Bank Of Oklahoma | Buyer | 4,092,924 | Discontinued | 12/11/1993 | |
| Community Bank | Seller | 25,307 | Discontinued | 8/24/1991 | |
| Shidler Bancshares, Inc. | Seller | Discontinued | 8/24/1991 |