| Relationships | Role | Relationship Start | Relationship End |
| Massachusetts Bay Bancorp, Inc. | Parent | 3/31/1976 | 5/30/1980 |
| Yankee Bancorporation | Parent | 12/31/1975 | 3/30/1976 |
| Yankee Bancorporation | Parent | 5/3/1974 | 12/30/1975 |
| Relationships | Role | Relationship Start | Relationship End |
| Massachusetts Bay Bancorp, Inc. | Parent | 3/31/1976 | 5/30/1980 |
| Yankee Bancorporation | Parent | 12/31/1975 | 3/30/1976 |
| Yankee Bancorporation | Parent | 5/3/1974 | 12/30/1975 |