| Name | Deductibility Code |
| Allen E and Patricia M Murray Foundation | 4 |
| Andrea & Michael Leeds Family Foundation | 4 |
| Anuj Agarwa Memorial Fund | 3 |
| Arj Charitable Foundation Tr | 4 |
| Armenian American Youth Center Inc. | -- |
| Arun and Neelam Gupta Foundation Inc. | 4 |
| Asian American Heart Association | -- |
| Bhooplapur Foundation Inc. | 4 |
| Blancas House Corp | -- |
| Brooks Family Foundation Inc. | 4 |
| Cabaret Scenes Foundation Ltd. | -- |
| Carlys Cuddles Inc. | -- |
| Casagrande House of Hope Inc. | -- |
| Christian Fellowship House | -- |
| Conference of Jewish Organizations | -- |
| Dance Theatre Eclectic | -- |
| Dartmouth Alumni Assoc of L I | -- |
| Edward and Susan Blumenfeld Foundation | 4 |
| Emmaus House Foundation Inc. | -- |
| Erase Racism Inc. | -- |
| Evangelical Mission Society of America Inc. | -- |
| Families Unite for Life Inc. | -- |
| Friends of Syosset Counseling Center Inc. | -- |
| Friends of the Syosset Public Library | -- |
| Giacomo Jack Alfieri Memorial Foundation | -- |
| Gift of Life Foundation Inc. | -- |
| Glad Tidings Christian Fellowship Corp | -- |
| Gulls Amateur Hockey Association | -- |
| Holtz Family Foundation Inc. | 4 |
| Interaction for Social Purposes Ltd. | 4 |
| Joseph F Carlino Foundation Inc. | 4 |
| Kids Helping Pets Inc. | -- |
| Kids Performing Who Kare | -- |
| Knott Family Foundation | 4 |
| Last Hope Inc. | -- |
| Lola and Leonard Schack Foundation Inc. | 4 |
| Long Island Advocates Inc. | -- |
| Long Island Language Arts Council Inc. | -- |
| Long Island Language Teachers Inc. | -- |
| Mary Stolfa Cancer Foundation | -- |
| Michael Lewis Wolkis Miles of Smiles Foundation Inc. | -- |
| Muttontown Horsemens Assoc Inc. | -- |
| New York College of Health Professions | -- |
| New York Mustard Seed Church | -- |
| Orthodox Church in America | 1 |
| Paul E Pepe Jr Memorial Fund | -- |
| Rainbow Mission USA Inc. | -- |
| Rainbow Mission USA Inc. | -- |
| Residents for A More Beautiful Syosset | -- |
| Roberta S Kaufman Memorial Scholarship Fund Inc. | 4 |
| Rotary Club of Syosset Woodbury Foundation Inc. | -- |
| Saint Baselios Malankara Orthodox Syrian Church | -- |
| Sanskriti Bhawan Inc. | -- |
| Scan Development Fund Inc. | -- |
| Sheryl Steinberg Collins Foundation | 4 |
| Shri Padmavati Shakti Peeth Inc. | -- |
| Simchat Halev | -- |
| Sokol Family Foundation Inc. | 4 |
| Sottovoce Foundation | 4 |
| St. Marys Children & Families Foundation Inc. | -- |
| Suburban Art League Inc. | -- |
| Sunbow 5 Foundation Inc. | -- |
| Syosset Baseball Association Inc. | -- |
| Syosset Counseling Center Inc. | -- |
| Syosset Scholarship Fund Inc. | -- |
| Syosset Soccer Club Inc. | -- |
| Syosset Youth Football & Cheerleader League Inc. | -- |
| Universal Animation Inc. | 4 |
| Variety Child Learning Center | -- |
| Vera Bodner Foundation | 4 |
| Wann Family Foundation | 4 |
| West Side School Parent Teacher Group Inc. | -- |
| Zelniker Scherr Foundation | 4 |