| Name | Deductibility Code |
| Carter Christian School | -- |
| Community Connections Inc. | -- |
| Friends of Tripp County Library | -- |
| Native American Advocacy Program | -- |
| Oscar F Pravecek and Rose E Pravecek Memorial Scholarship Tr | 4 |
| Rosebud Arrow Rod and Gun Club | -- |
| Society of Indian Missions Incorporated 234 Taft St. | -- |
| South Dakota Elks Major Projects Inc. | -- |
| Southern Plains Behavioral Health Services | -- |
| Tripp Co Seniors Inc. | -- |
| Tripp County Historical Society Inc. | -- |
| Winner Area Crime Stoppers Inc. | -- |
| Winner Christian School Association | -- |
| Winner Community Playhouse | -- |
| Winner Regional Health & Wellness Foundation | -- |
| Winner Regional Healthcare Center | -- |
| Winner Resource Center for Families | -- |
| Winner Youth Cabin Inc. | -- |