| Relationships | Role | Relationship Start | Relationship End |
| Bank One Corporation | Parent | 2/28/1998 | 11/29/2001 |
| Banc One Oklahoma Corporation | Parent | 6/1/1997 | 2/27/1998 |
| Liberty Bancorp, Inc. | Parent | 7/17/1984 | 5/31/1997 |
| Liberty National Corporation | Parent | 7/1/1982 | 7/16/1984 |
| Liberty Financial Corporation | Parent | 12/21/1971 | 6/30/1982 |
| Bank One, Oklahoma, National Association | Parent | 12/31/1970 | 12/20/1971 |
| Timber Ridge Development | Subsidary | 3/5/1971 | 7/19/1978 |