| Relationships | Role | Relationship Start | Relationship End |
| Ifrb Corporation | Parent | 6/6/1987 | 7/29/1988 |
| Interfirst Corporation | Parent | 9/11/1981 | 6/5/1987 |
| First Bancorp, Inc. | Parent | 12/31/1974 | 9/10/1981 |
| First Bancorp, Inc. | Parent | 6/29/1973 | 12/30/1974 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Nationsbank Of Texas, National Association | Buyer | 62,921,254 | Failure | 7/30/1988 |