| Name | Deductibility Code |
| Churg Strauss Syndrome Association Inc. | -- |
| Easthampton Friends of Football Association Inc. | -- |
| Foundation for Active Compassion Inc. | -- |
| Scientific Social Solutions Inc. | -- |
| Southampton Historical Society Inc. | -- |
| Southampton Youth Athletic Assn Inc. | -- |
| United Society Inc. | -- |
| Westhampton Police Association Inc. | -- |