| Name | Deductibility Code |
| 12-Step Club | -- |
| Cheyenne River Chamber of Commerce | -- |
| Cheyenne River Health Care Corporation | -- |
| Cheyenne River Housing Finance Corp | -- |
| Dakota Club Inc. | -- |
| Eagle Butte Community Clinic Inc. | -- |
| Eagle Butte Community Club Inc. | -- |
| Eagle Butte Day Care Center Inc. | -- |
| Four Bands Community Fund Inc. | -- |
| Oti Kaga Inc. | -- |
| Roaming Buffalo Healing Ministries | 4 |
| Wolakota Foundation | -- |