| Name | Deductibility Code |
| 14th Regiment New York State Militia Company E Living History A | -- |
| Ad-Hoc Committee for Selden Centereach Youth Association Inc. | -- |
| Brookhaven Wheelchair Athletes | -- |
| Cat Placement & Rescue | -- |
| Cathys Wish Rescue Inc. | -- |
| Christians Helping Animals and People Inc. | -- |
| Compassionate Action Inc. | -- |
| Elite Corps De Ballet of Long Island Inc. | -- |
| Friends of the Norton-Dare House Inc. | 4 |
| Friends of Wsuf Inc. | -- |
| Henry P Kovarik Foundation for Poetry Inc. | 4 |
| Islamic Association of Long Island Inc. | -- |
| Kingdom Harvest Ministries of Long Island | -- |
| Little Angel Fund Inc. | -- |
| Long Island Railroad Benevolent Association Inc. | 1 |
| Mai Am Tinh Nguoi Inc. | -- |
| Matt Sorger Ministries | -- |
| Newfield Travel Soccer Club Inc. | -- |
| Selden Civic Association Inc. | -- |
| Senior Citizens Aid Association Inc. | -- |
| Suffolk Center on the Holocaust Diversity & Human Understanding in | -- |
| Suffolk Community College Association Inc. | -- |
| Suffolk Community College Foundation Inc. | -- |
| Suffolk Stan Musial Baseball League Inc. | -- |