| Name | Deductibility Code |
| American Credit Counseling Service Inc. | -- |
| Angelcat Haven Incorporated | -- |
| Avelina Charitable Foundation Inc. | 4 |
| Crystal Spring Center for Ecology Spirituality & Earth Education Inc. | -- |
| Friends of Plainville Seniors Inc. | -- |
| Honey Dew Family Foundation Inc. | 4 |
| Natural Resources Trust of Plainville Inc. | -- |
| O Beautiful Gaia Inc. | -- |
| Oasis Coalition of Boston Inc. | -- |
| Paws of Plainville Inc. | -- |
| Perf Inc. | -- |
| Plainville Community Scholarship Fund | -- |
| Plainville Parent Teacher Organization | -- |
| Reservoir Conservation Public Assess Inc. | 4 |
| Ryans Hope for A Cure Charitable Foundation Inc. | -- |
| Team Cerio of Plainville Inc. | -- |
| The Friends of the Plainville Public Library Inc. | -- |
| Young Womens Financial Network Inc. | -- |