| Name | Deductibility Code |
| Appalachian Caverns Foundation | 3 |
| Blountville Community Chest | -- |
| Blountville Emergency Response and Rescue Inc. | -- |
| Blountville Little League | -- |
| Bridge Home No Kill Animal Rescue | -- |
| Central Heights School Booster Club | -- |
| Charity Baptist Church of Blountville Inc. | -- |
| Childrens Advocacy Center of Sullivan County Inc. | -- |
| Eastern Apicultural Society of North America Inc. | -- |
| Faithfull II | -- |
| Fellowship United Youth Organization | -- |
| Haley Vincent Foundation | -- |
| Maranatha Gospel Assembly | -- |
| Northeast State Technical Community College Foundation | -- |
| Peacemakers Foundation | -- |
| Shekinah Church Ministries Inc. | -- |
| Sullivan Central School Band Parent Organization | -- |
| Sullivan County Historical and Genealogical Society | -- |
| Sullivan County Historical Preservation Association | -- |
| Sullivan County Volunteer Fire Department No 1 | -- |
| The Sullivan County Friends of the Library | -- |
| Traditional Appalachian Musical | -- |
| Tri-Cities Christian Schools Inc. | -- |
| Tricities Economic Development Alliance Foundation Inc. | -- |
| Voice of Thunder Inc. | -- |
| Withered Hand Ministries Inc. | -- |