| Relationships | Role | Relationship Start | Relationship End |
| The First National Bank And Trust Company Of Oklahoma City | Parent | 12/31/1985 | 7/14/1986 |
| Fnb Leasing Company, Inc. | Parent | 12/31/1980 | 12/30/1985 |
| First Oklahoma Bancorporation, Inc. | Parent | 12/31/1970 | 12/30/1980 |