| Adams Community Bank | Adams | 1/24/2022 | O |
| Alden Credit Union | Chicopee | 2/28/2022 | S |
| Align Credit Union | Lowell | 7/19/2021 | O |
| Allcom Credit Union | Worcester | 8/19/2024 | S |
| All One Credit Union | Leominster | 3/13/2023 | S |
| AllTrust Credit Union | Fairhaven | 9/3/2024 | HS |
| Alpha Credit Union | Boston | 8/19/2024 | S |
| Arrha Credit Union | Springfield | 4/22/2025 | S |
| Athol Credit Union | Athol | 2/14/2021 | HS |
| Athol Savings Bank | Athol | 4/24/2023 | HS |
| Avidia Bank | Hudson | 2/24/2025 | S |
| Bank of Easton, a Co-Operative Bank | Easton | 5/15/2023 | S |
| bankESB | Easthampton | 10/16/2023 | HS |
| BankFive | Fall River | 6/3/2024 | O |
| BankGloucester | Gloucester | 4/3/2023 | O |
| bankHometown | Oxford | 7/18/2022 | HS |
| BankProv | Amesbury | 10/24/2022 | S |
| Bay State Savings Bank | Worcester | 4/20/2023 | HS |
| BayCoast Bank | Fall River | 1/29/2024 | S |
| Berkshire Bank | Pittsfield | 4/19/2022 | S |
| Billerica Municipal Employees Credit Union | Billerica | 8/28/2023 | S |
| Bluestone Bank | Raynham | 11/4/2024 | S |
| Boston Firefighters Credit Union | Boston | 9/25/2023 | S |
| Boston Trust Walden Company | Boston | 4/19/2022 | S |
| BrightBridge Credit Union | Lawrence | 6/5/2023 | HS |
| Bristol County Savings Bank | Taunton | 9/12/2022 | S |
| Brookline Bank | Brookline | 9/9/2024 | S |
| Brookline Municipal Credit Union | Brookline | 2/22/2022 | S |
| Brotherhood Credit Union | Lynn | 9/7/2021 | S |
| Cambridge Savings Bank | Cambridge | 1/29/2024 | O |
| Canton Co-Operative Bank | Canton | 5/19/2025 | S |
| Cape Ann Savings Bank | Gloucester | 7/15/2024 | HS |
| The Cooperative Bank of Cape Cod | Hyannis | 11/20/2023 | HS |
| Cape Cod Five Cents Savings Bank | Hyannis | 11/13/2023 | O |
| Charles River Bank | Medway | 12/6/2021 | S |
| City of Boston Credit Union | Boston | 1/17/2023 | S |
| Clinton Savings Bank | Clinton | 10/17/2022 | S |
| Coastal Heritage Bank | Weymouth | 4/18/2023 | S |
| Commonwealth Co-Operative Bank | Boston | 9/20/2021 | S |
| Community Credit Union of Lynn | Lynn | 4/18/2023 | S |
| Cornerstone Bank | Spencer | 3/4/2024 | HS |
| Country Bank for Savings | Ware | 5/31/2022 | S |
| Dean Co-operative Bank | Franklin | 1/13/2025 | S |
| Dedham Institute for Savings | Dedham | 3/31/2025 | S |
| Eagle Bank | Everett | 6/2/2025 | S |
| East Cambridge Savings Bank | Cambridge | 9/11/2023 | S |
| Eastern Bank | Lynn | 1/21/2025 | O |
| Energy Credit Union | Boston | 9/16/2024 | S |
| Everett Co-Operative Bank | Everett | 5/2/2022 | S |
| Fall River Municipal Credit Union | Fall River | 7/15/2024 | HS |
| Fidelity Co-Operative Bank | Fitchburg | 10/21/2024 | O |
| Fidelity Management Trust Company | Boston | 12/20/2011 | S |
| Fiduciary Trust Company | Boston | 12/27/2011 | S |
| First Priority Credit Union | Boston | 12/19/2022 | S |
| Florence Bank | Florence | 5/13/2024 | S |
| Freedom Credit Union | Springfield | 2/24/2025 | S |
| Greater Springfield Credit Union | Springfield | 8/5/2024 | HS |
| Greenfield Co-Operative Bank | Greenfield | 2/5/2024 | S |
| Greenfield Savings Bank | Greenfield | 12/16/2024 | O |
| HarborOne Bank | Brockton | 4/29/2024 | O |
| Haverhill Bank | Haverhill | 1/16/2024 | S |
| Haverhill Fire Department Credit Union | Haverhill | 2/13/2023 | S |
| Hingham Institution for Savings | Hingham | 11/4/2024 | S |
| Holyoke Credit Union | Holyoke | 7/29/2024 | S |
| Homefield Credit Union | Grafton | 7/24/2023 | S |
| HTM Credit Union | Haverhill | 4/22/2024 | S |
| Institution for Savings in Newburyport | Newburyport | 4/12/2021 | S |
| Jeanne D'Arc Credit Union | Lowell | 12/20/2021 | O |
| Lee Bank | Lee | 10/24/2022 | S |
| Liberty Bay Credit Union | Braintree | 4/4/2022 | HS |
| Lowell Firefighters Credit Union | Lowell | 11/20/2023 | S |
| Lowell Five Cent Savings Bank | Lowell | 4/1/2024 | HS |
| Luso-American Credit Union | Peabody | 9/19/2022 | S |
| Lynn Police Credit Union | Lynn | 6/24/2024 | S |
| Lynn Teachers Credit Union | Lynn | 12/9/2024 | S |
| Main Street Bank | Marlborough | 5/31/2022 | S |
| Marblehead Bank | Marblehead | 9/12/2022 | S |
| Martha's Vineyard Savings Bank | Edgartown | 9/25/2023 | O |
| Mass Bay Credit Union | Boston | 7/19/2021 | S |
| Mechanics Co-operative Bank | Taunton | 5/5/2025 | HS |
| Members Plus Credit Union | Boston | 6/9/2025 | S |
| Methuen Co-operative Bank | Methuen | 12/2/2019 | S |
| Metro Credit Union | Chelsea | 6/2/2025 | O |
| Middlesex Savings Bank | Natick | 5/8/2023 | O |
| Monson Savings Bank | Monson | 5/31/2022 | S |
| MountainOne Bank | North Adams | 4/15/2024 | S |
| MutualOne Bank | Framingham | 4/28/2025 | S |
| Naveo Credit Union | Somerville | 1/13/2025 | S |
| Needham Bank | Needham | 3/3/2025 | HS |
| New Bedford Credit Union | New Bedford | 11/18/2024 | S |
| New Valley Bank & Trust | Springfield | 5/24/2021 | S |
| Newburyport Five Cents Savings Bank | Newburyport | 11/29/2021 | S |
| North Brookfield Savings Bank | North Brookfield | 11/28/2022 | S |
| North Cambridge Co-Operative Bank | Cambridge | 12/05/2022 | S |
| North Easton Savings Bank | North Easton | 3/18/2024 | S |
| North Shore Bank, A Co-Operative Bank | Peabody | 7/25/2022 | S |
| Northern Bank & Trust Company | Woburn | 7/31/2023 | S |
| OneLocal Bank | Norwood | 9/19/2022 | S |
| OneUnited Bank | Boston | 6/21/2022 | S |
| Pentucket Bank | Haverhill | 3/7/2022 | S |
| PeoplesBank | Holyoke | 9/30/2024 | S |
| Pittsfield Co-Operative Bank, The | Pittsfield | 3/13/2023 | S |
| Polish National Credit Union | Chicopee | 12/19/2022 | S |
| Quincy Credit Union | Quincy | 5/20/2024 | S |
| Reading Co-Operative Bank | Reading | 7/31/2023 | S |
| River Works Credit Union | Lynn | 3/18/2024 | S |
| Rockland Trust Company | Rockland | 07/21/2023 | O |
| Salem Five Cents Saving Bank | Salem | 12/11/2023 | S |
| Savers Co-Operative Bank | Southbridge | 3/11/2024 | S |
| Seamen's Bank | Provincetown | 10/14/2024 | O |
| Sharon & Crescent United Credit Union | Sharon | 12/26/2023 | S |
| South Shore Bank | Weymouth | 3/31/2025 | HS |
| Southbridge Credit Union | Southbridge | 2/1/2021 | HS |
| Springfield Street Railway Employees Credit Union | Springfield | 9/20/2021 | S |
| St. Anne's Credit Union of Fall River | Fall River | 1/18/2022 | HS |
| St. Jean's Credit Union | Lynn | 5/30/2023 | HS |
| St. Mary's Credit Union | Marlborough | 7/10/2023 | HS |
| State Street Bank and Trust Company | Boston | 2/26/2024 | O |
| Stoneham Bank, A Co-Operative Bank | Stoneham | 1/24/2022 | S |
| Stoughton Co-Operative Bank | Stoughton | 6/30/2021 | S |
| The Bank of Canton | Canton | 6/26/2023 | S |
| The Co-Operative Bank | Roslindale | 1/30/2023 | S |
| The Savings Bank | Wakefield | 11/28/2022 | S |
| The Village Bank | Newton | 5/20/2024 | S |
| Tremont Credit Union | Boston | 11/25/2024 | S |
| Unibank for Savings | Whitinsville | 12/11/2023 | S |
| Walpole Co-Operative Bank | Walpole | 5/8/2023 | S |
| Washington Savings Bank | Lowell | 7/10/2023 | O |
| Watertown Municipal Credit Union | Watertown | 6/30/2025 | S |
| Watertown Savings Bank | Watertown | 10/23/2023 | HS |
| Webster Five Cents Savings Bank | Webster | 11/14/2022 | O |
| Winchester Co-Operative Bank | Winchester | 6/20/2023 | S |
| Winchester Savings Bank | Winchester | 1/16/2024 | S |
| Worcester Credit Union | Worcester | 3/24/2025 | HS |
| Worcester Fire Department Credit Union | Worcester | 12/6/2021 | S |
| Wrentham Co-Operative Bank | Wrentham | 8/26/2024 | S |
