| Name | Deductibility Code |
| ABC Connects Inc. | -- |
| Adventures in Education Inc. | -- |
| Alan K and Isabelle Derkazarian Foundation | 4 |
| Allison Family Charitable Foundation | 4 |
| Alumni and Friends of Belmont High School | -- |
| Armenian Childrens Chorus of Greater Boston Inc. | 4 |
| Armenian Scholarship Foundation Inc. | -- |
| Armenian Society of Boston Inc. | -- |
| Armenian Womens Welfare Association Inc. | -- |
| Arthur & Linda Gelb Tr Charitable Foundation | 4 |
| Ashoka Trust for Research in Ecology and the Environment Inc. | -- |
| Association of Independent School Admissions Professionals | -- |
| Belmont 2nd Soccer Inc. | -- |
| Belmont Against Racism Inc. | -- |
| Belmont Aquatic Team Inc. | -- |
| Belmont Auxiliary Police Officers Association Incorporated | -- |
| Belmont Citizens Forum Inc. | -- |
| Belmont Community Media Center Inc. | -- |
| Belmont Cooperative Nursery School Inc. | -- |
| Belmont Crew Club Inc. | -- |
| Belmont Dare Inc. | -- |
| Belmont Day School Inc. | -- |
| Belmont Dramatic Club Inc. | -- |
| Belmont Education Foundation | -- |
| Belmont Elderly Citizens Inc. | -- |
| Belmont Girls Softball Association | -- |
| Belmont High School Hall of Fame Inc. | -- |
| Belmont High School Pto Inc. | -- |
| Belmont Hill School Inc. | -- |
| Belmont Land Trust Inc. | -- |
| Belmont Library Foundation Inc. | -- |
| Belmont Parents Network Inc. | -- |
| Belmont Ranger Youth Hockey Association Inc. | 3 |
| Belmont Soccer Association Inc. | -- |
| Belmont World Film Inc. | -- |
| Bessie Pappas Charitable Foundation Inc. | 4 |
| Beth El Temple Center of Belmont Inc. | -- |
| Boston Baroque Inc. | -- |
| Boston Mental Health Foundation Inc. | -- |
| Boston Virtuosi Inc. | -- |
| Brendan Grant Foundation Inc. | -- |
| Cambridge Documentary Films Inc. | -- |
| Chen Tai Chi Federation of New England Inc. | -- |
| Chenery Middle School Pto Inc. | -- |
| Childrens Corner Nursery School Inc. | -- |
| Childrens Research & Education Institute Inc. | 4 |
| Common Ground in America for Peace in the Middle East Inc. | -- |
| Council of Armenian American Nurses | -- |
| Dancevisions Inc. | -- |
| Depression and Bipolar Support Alliance Boston | -- |
| Dimitris Bertsimas-Georgia Perakis Foundation | 3 |
| Doane-Perkins Foundation | 4 |
| Eire Society of Boston | -- |
| End Time Ministries of Jesus International | -- |
| Engstrom Family Charitable Foundation | 4 |
| Erebuni Armenian Chorus of Greater Boston | -- |
| Essayan and Getronagan Alumni Association of Boston Inc. | -- |
| Evangelical Missionary Project of Pardieu Corp | 3 |
| Feyling Foundation | 4 |
| Foundation for Human Development Inc. | 4 |
| Franklin Square House | -- |
| Friends of Armenian Culture Soc Inc. 58 Rutledge Rd | -- |
| Friends of Belmont High School Soccer | -- |
| Friends of Belmont Sport Inc. | -- |
| Friends of Belmont Wrestling | -- |
| Friends of the Belmont Council on Aging Inc. | -- |
| Friends of the Belmont Public Library Incorporated | -- |
| Genocide Archive Project Inc. | 4 |
| Grants for Peace of Belmont Inc. | -- |
| Hai Guin Scholarship Association | -- |
| Harvard Business School Association of Boston | -- |
| Healthcare Solutions for America Inc. | 4 |
| Help Young Talents Philanthropic Fund | 4 |
| Herbert O Wolfe Foundation Inc. | 4 |
| Information Roads Foundation Inc. | 4 |
| Jlk Sanfilippo Research Foundation | -- |
| John Franklin Spaulding Charitaole Foundation | 4 |
| Jonathan O Cole Md Mental Health Consumer Resource Center Inc. | -- |
| Lexington Chinese School Inc. | -- |
| Little Angel Foundation Inc. | 4 |
| Malcolm Ross & I Teri Brock Charitable Trust | 4 |
| Marian Servants of Divine Mercy Inc. | -- |
| Massachusetts Association of Conse Rvation Commission Inc. | -- |
| McLean Healthcare Inc. | -- |
| McLean Hospital Corporation | -- |
| Mental Patients Liberation Front Inc. | -- |
| National Association for Armenian Studies and Research Inc. | -- |
| National Coalition of Girls Schools Inc. | -- |
| New England Personality Disorder Association Inc. | -- |
| Northeastern Group Psychotherapy Foundation Inc. | -- |
| Northeastern Society for Group Psychotherapy Inc. | -- |
| Northern Skies Childrens Camp | -- |
| Osia Charitable & Educational Trust | -- |
| Pine Point Foundation | 4 |
| Polistes Foundation | -- |
| Poms of Belmont Inc. | -- |
| Powers Music School Inc. | -- |
| Project Physics Inc. | 4 |
| Quality School Consortium | -- |
| Rising Star Quilters Guild | -- |
| Santos Family Foundation | 4 |
| Science for the Public | -- |
| Scully Family Foundation | 4 |
| Shentil Foundation Incorporated | -- |
| Shishu Bharti School Inc. | -- |
| Small Planet Institute | -- |
| Southeastern Mass Mri Consortium Inc. | -- |
| Stage Ensemble Theatre Unit Inc. | -- |
| System for Purposeful Environment by Conservation of Indigenous and | -- |
| Teaching the Power of One Through Film Inc. | 3 |
| The Margaret B and Richard R Ramsey Sr Charitable Foundation | 4 |
| The McLean Child Care Center Inc. | -- |
| The Melvin and Beatrice Fraiman Charitable Foundation | 4 |
| The Tommy Martin Fund | 4 |
| Theatre on Fire | -- |
| Thomas Anthony Pappas Charitable Foundation Inc. | 4 |
| Threshold Theatre Inc. | -- |
| Upper Extremity Foundation | 4 |
| Voter Education Fund of the League of Women Voters of Belmont | -- |
| Waldorf High School of Massachusetts Bay Inc. | -- |
| Walter E Fernald Corporation | -- |
| Wellington Pto Inc. | -- |
| Willow Flute Ensemble Inc. | -- |
| Young-Rourke Charitable Foundation Tr U-A 04182006 | 4 |
| Zaltho Foundation Inc. | -- |