| Relationships | Role | Relationship Start | Relationship End |
| Citizens Banco, Inc. | Parent | 11/13/1980 | 11/30/1998 |
| Citizens Bank Building Corporation | Subsidary | 11/13/1980 | 11/30/1998 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Vectra Bank Colorado, National Association | Buyer | 3,317,609 | Pooling of Interests | Discontinued | 12/1/1998 |