| Name | Deductibility Code |
| Community Resources Association of Southern N H Inc. | -- |
| Derry A 21st Century Learning Community Corporation | -- |
| Freedom in Motion Ministries | -- |
| Friends of the Hampstead Public Library | -- |
| Greater Hampstead Little League | -- |
| Greater Hempstead Civic Club Inc. | -- |
| Hampstead Educational Foundation | -- |
| Hampstead Firemens Association | -- |
| Hampstead Garden Club | -- |
| Hampstead Historical Society | -- |
| Hampstead Mothers Club Inc. | -- |
| International Alliance for Mental Health | -- |
| Lloyd Family Foundation Inc. | 4 |
| Red Silver and Black Spirit Boosters Incorporated | -- |
| The Hampstead Academy Atkinson Learn Cent Parents and Teach Assn | -- |