| Name | Deductibility Code |
| A M Fund | 4 |
| Acorn Foundation | 4 |
| Advances in Mineral Metabolism | -- |
| Anderson Family Foundation Dated December 21 2006 | 4 |
| Annie J Maccoll Charitable Tr | -- |
| Appropriate Infastructure Development Group Inc. | -- |
| Arthur H Cort Family Foundation | 4 |
| Bang-Woel Lu Foundation | 4 |
| Beginnings Inc. | -- |
| Bernadette T Rehnert Charitable Trust | 4 |
| Billy Burchard Foundation | -- |
| Boston-West Korean Presbyterian Church | -- |
| Brear Foundation | 4 |
| C L C Foundation | 4 |
| Cambridge School of Weston Inc. | -- |
| Cardinal Spellman Philatelic Museum Inc. | -- |
| Carpe Vita Foundation Incorporated | -- |
| Case Fund Inc. | -- |
| Center of Traditional Taoist Studies Inc. | -- |
| Charles River Watershed Association Inc. | -- |
| Childrens Center of Weston Inc. | -- |
| City to Saddle | -- |
| Claudia Baer Charitable Trust | 4 |
| Clifford Family Foundation Charitable Trust | 4 |
| Clinical Pastoral Education | -- |
| Concert Opera Boston Inc. | -- |
| Corner Day Care Inc. | -- |
| D-Tree Inc. | -- |
| Daisy H Friedlander Charitable Foundation | 4 |
| Dalal Charitable Trust | 4 |
| Daniel Family Charitable Foundation | 4 |
| Daniel J Schwinn Foundation | 4 |
| Dante University of America Foundation Inc. | -- |
| David B Melville Foundation the | 4 |
| Deborah and Robert First Family Foundation | 4 |
| Dolphins of Monkey Mia Research Foundation Inc. | -- |
| Epker-Sinha Foundation | 4 |
| Foster Ocular Immunology Society | -- |
| Foundation for bn American Vision Tr | 4 |
| Friends of Westons Council on Aging Inc. | -- |
| Golden Ball Tavern Trust | -- |
| Gorbach Family Foundation | 4 |
| Harvard Rotc Alumni Fund Inc. | -- |
| Home Improvement Ministries Inc. | -- |
| Hospital of America Inc. | -- |
| Indo-American Charities Inc. | 4 |
| J P Warner Charitable Tr | 4 |
| Jack Williams Endowment for Wednesdays Child Inc. | -- |
| James J Pallotta Charitable Trust | 4 |
| James L Vincent Foundation | 4 |
| James M & Melinda A Rabb Charitable Trust | 4 |
| Jesuit Prison Ministries | -- |
| Jireh Foundation | 4 |
| Joan and Steven Belkin Foundation | 4 |
| Julia & Seymour Gross Foundation Inc. | 4 |
| Kartwheels in Motion Incorporated | -- |
| Kasiisi Project Inc. | -- |
| Kingsbury Temperance Fund | 4 |
| Lands Sake Incorporated | -- |
| Laraine Cohen Levy Fam Foundation Tr | 4 |
| Law and Environment Eurasia Partnership Inc. | -- |
| Leiden Family Foundation | 4 |
| Linda K Marino Charitable Trust | 4 |
| Margaret Gifford School Inc. | -- |
| Massachusetts Breastfeeding Coalition Inc. | -- |
| Meadowbrook School of Weston Incorporated | -- |
| Milton & Harriet Freedberg Foundation | 4 |
| Min Charitable Tr | 4 |
| Multiloop Edgewise Arch-Wire Technic and Research Foundation in | -- |
| Muslim Relief Trust of Boston Inc. | 4 |
| North Avenue Nursery School Inc. | -- |
| Northstar Learning Collaborative Inc. | -- |
| Nueva Salud Inc. | -- |
| Ocular Immunology and Uveitus Foundation Inc. | -- |
| Ocular Immunopathology Research Inc. | -- |
| Opera Aperta Inc. | -- |
| Paul and Joanne Egerman Family Charitable Foundation | 4 |
| Pets and People Foundation Incorporated | -- |
| Poduska Family Foundation Inc. | 4 |
| Project Baraka | -- |
| Red Barn Nursery School Inc. | -- |
| Regis College | -- |
| Rivers School Corporation | -- |
| Rosalyn & Richard Slifka Char Tr | 4 |
| Roxbury Foundation Inc. | 3 |
| Roxbury Weston Programs Inc. | -- |
| S Melvin Rines Foundation | 4 |
| S S Fisher Foundation Inc. | 4 |
| Sands Family Foundation | 4 |
| Sidney H Rabinowitz Family Foundation | 4 |
| Stoneybrook Foundation | 4 |
| Strike Out Cancer Inc. | -- |
| The Bressler Family Foundation | 4 |
| The Jeffrey M Isner Foundation for New Direction in Cardiovascular | 4 |
| The Lost & Foundation Inc. | 4 |
| The Ulf B Heide and Elizabeth C Heide Foundation Charitable Trust | 4 |
| Tufte Charitable Foundation | 4 |
| Tufts University Prosthodontic Alumni Charitable Organization Inc. | -- |
| Uniterra Foundation Inc. | -- |
| Wayfarers Track | -- |
| Wechsler Family Foundation | 4 |
| Weston Affordable Housing Inc. | 3 |
| Weston Boosters Inc. | -- |
| Weston Community Center Building Fund Inc. | -- |
| Weston Community Childrens Association Inc. | -- |
| Weston Community Housing Inc. | -- |
| Weston Drama Workshop Inc. | -- |
| Weston Forest & Trail Association Inc. | -- |
| Weston Friendly Society of the Performing Arts Inc. | -- |
| Weston Hockey Club Inc. | -- |
| Weston Interfaith Action Group Tr | -- |
| Weston Land Trust Inc. | -- |
| Weston Media Center Inc. | 3 |
| Weston Metco Scholarship Fund Inc. | -- |
| Weston Scouts Inc. | -- |
| Weston Wing Inc. | -- |
| Weston Youth Basketball Inc. | -- |
| Weston Youth Lacrosse Inc. | -- |
| Weston Youth Soccer Inc. | -- |
| Womens Community League of Weston | -- |