| Name | Deductibility Code |
| A C T International Inc. | -- |
| Acorn Alcinda Foundation Inc. | 4 |
| Byrka Family Foundation Inc. | -- |
| Cape Verdeans United Organization | -- |
| Catherine Kelly Hammond Charitable Foundation Trust | 4 |
| Colonial Point Christian Church | -- |
| Constitution Baptist Church | -- |
| Echn Wellness Services Inc. | -- |
| Eli Terry Elementary School Pto | -- |
| Fish of South Windsor | -- |
| Friends of South Windsor Girls Travel Basketball Inc. | -- |
| Friends of Wood Memorial Library Inc. | -- |
| Grove Street Corner Preschool Inc. | -- |
| Hartford County Sheriffs Department Community Charities Association In | -- |
| Healing the Heart of Hartford Inc. | -- |
| Helpers of Gods Precious Infants in Greater Hartford Area Inc. | -- |
| International Committee for the Rescue of Kal007 Survivors Inc. | -- |
| Karen Giannamore Scholarship Fund Inc. | -- |
| Korean War Veterans Association Connecticut Chapter One Inc. | 6 |
| Larry Duprey Scholarship Foundation Inc. | -- |
| Marriage Encounter United Church of Christ Inc. | -- |
| Philip R Smith School Parent Teachers Organization | -- |
| Podunk Farms Resources Inc. | -- |
| Ray Beller Music Scholarship Corporation | -- |
| Reading Room Inc. | -- |
| Rita B & Walter M Murphy Foundation Inc. | 4 |
| Robert and Audrey Foster Family Foundation | 4 |
| Schilberg Foundation | 4 |
| Society for Outdoor Sculpture Inc. | 4 |
| South Windsor Ambulance Corps Inc. | -- |
| South Windsor Child Development Center Inc. | -- |
| South Windsor Community Chorus Inc. | -- |
| South Windsor Community Foundation Inc. | -- |
| South Windsor Cultural Arts Commission | -- |
| South Windsor Panthers Inc. | -- |
| South Windsor Rotary Field Project | 4 |
| South Windsor Soccer Club Inc. | -- |
| South Windsor Youth Hockey Association | -- |
| Spector Criminal Justice Training Network Inc. | -- |
| Teamsters Local 1035 Childrens Fund | -- |
| Tree Wardens Association of Connecticut Inc. | -- |
| Unity Church of Hartford Inc. | -- |
| Wapping Cemetery Association Inc. | 6 |
| Wapping Elementary School Parent Teacher Organization Incorporated | -- |