| Name | Deductibility Code |
| A Jeffrey Weinper Memorial Charitable Trust | -- |
| A Sense of Wirth Inc. | -- |
| American Veterans Foundation | -- |
| Ann Foundation Inc. | -- |
| Bocko Mayo & Anna Mayo Foundation Inc. | 4 |
| Bryant Library | -- |
| Buckley Country Day School | -- |
| Child Abuse Prevention Services Inc. | -- |
| Diane and Darryl Mallah Family Foundation | 4 |
| Donden Chojin Association | -- |
| Farbenblum Foundation | 4 |
| Federal Oversight Reform Inc. | -- |
| Foundation for the Advancement of Student Technology | -- |
| George Jacobs Family Foundations | 4 |
| Haber Foundation | 4 |
| Hagop Kevorkian Fund | 4 |
| International Intellectual Property Society Inc. | -- |
| Isidore Grossman Foundation Inc. | 4 |
| Jacob and Sheba Gruber Family Foundation Inc. | 4 |
| Jeffrey M Slavin Foundation | 4 |
| John and Marion Lowenthal Foundation | 4 |
| Judith S Harmon Memorial Foundation | 4 |
| Junior League of Long Island Inc. | -- |
| Lily United Methodist Church | -- |
| Long Island Liver Foundation | -- |
| Maranatha Full Gospel Assembly Inc. | -- |
| Martin-Lehrer Foundation | -- |
| Melville House Inc. | 4 |
| Nathaniel D & Golda Berlin Charitable Foundation | 3 |
| North Shore Autism Circle Inc. | -- |
| Olin Family Foundation Inc. | 4 |
| Patel Foundation Inc. | 4 |
| Planet Savers Inc. | 4 |
| Rajasthan Association of North | -- |
| Rajasthan Association of North | -- |
| Randi & Bruce Pergament Foundation | 4 |
| Richard & Barbara Roaman Foundation Inc. | 4 |
| Roslyn Landmark Society Inc. | -- |
| Roslyn Neighborhood Corp | -- |
| Roslyn Preservation Corporation | 4 |
| Roslyn Savings Foundation | 4 |
| Roslyn Synagogue C O Irwin M Echtman | -- |
| Roslyn-Trinity Cooperative Day School | -- |
| Sass Foundation for Medical Research Inc. | -- |
| Severance Alumni Association Inc. | -- |
| Shirley & William R Fleischer Foundation Inc. | 4 |
| Society for Spiritual Calligraphy & Painting Incorporated | -- |
| St. Francis Research and Educational Corporation | -- |
| Terian Foundation | -- |
| The Janssen Foundation | 4 |
| The Laurette Sidhom Charitable Trust for Cancer Research | -- |
| The Murray & Irene Pergament Foundation | 4 |
| The Roberta Flack Foundation | 4 |
| The St. Francis Hospital Foundation Inc. | -- |
| Tiferes Bnai Eliezer Inc. | -- |
| Worldanew Christian Service Inc. | -- |