| Name | Deductibility Code |
| American Academy of Orthotists and Prosthetists Inc. Nys Chapter | -- |
| Animal Aid Inc. | -- |
| Art Supplies for Afghan Children | -- |
| Childrens Maritime Museum at Port Jefferson | -- |
| Frey Family Foundation Inc. | 4 |
| Friends of the Port Jefferson Free Library | -- |
| Greater Port Jefferson Arts Council Inc. | -- |
| Greater Port Jefferson Outreach Center Ltd. | -- |
| Habor View Nursery School | -- |
| Harbor Ballet Theatre Inc. | -- |
| Historical Society of Greater Port Jefferson | -- |
| Hope Childrens Fund Ltd. | -- |
| Jacobs Light Foundation Inc. | -- |
| John D Bombard Memorial Scholarship Fund Inc. | -- |
| Jtm Health Facilities Foundation Inc. | -- |
| Long Island Arts and Technology Council Inc. | -- |
| Long Island Foundation for Education & Sports Inc. | -- |
| Long Island Music Hall of Fame | -- |
| Long Island Seaport & Ecocenter Inc. | -- |
| Michael J Otten Memorial Scholarship Fund and Charity Inc. | 4 |
| Pearl Harbor Memorial Museum | -- |
| Port Jefferson Fire Dept Inc. | -- |
| Port Jefferson Free Library | -- |
| Port Jefferson Harbor Education and Arts Conservancy | -- |
| Port Jefferson Lions Community Service Fund Inc. | -- |
| Port Jefferson Soccer Booster Club | -- |
| Port Jefferson Volunteer Firemens Benevolent Association Inc. | -- |
| Quality Parks Inc. | -- |
| Record Research Associates | -- |
| Royal Educational Foundation of Port Jefferson Incorporated | 4 |
| Shalom Interfaith Project Inc. | -- |
| Suffolk Health Association | -- |
| The Ministry for Hope Inc. | -- |
| Theatre Three Productions Inc. | -- |
| Twb Residential Opportunities II Inc. | -- |
| Twb Residential Opportunities Inc. | -- |
| Veterans Assistance Network Inc. | -- |
| Veterans for Constitutional Law Ltd. | -- |
| Way Back Inc. | -- |
| Wildland Conservation Alliance Ltd. | -- |
| World Adhesion Foundation Inc. | -- |