| Name | Deductibility Code |
| Blackfeet Bear Roots Association | -- |
| Blackfeet Buffalo Horse Coalition | -- |
| Blackfeet Community College | -- |
| Blackfeet Indian Land Conservation Trust Corporation | -- |
| Blackfeet Opportunities Inc. | -- |
| Blackfeet Original Allotment Heirs Association | 4 |
| Blackfeet Reservation Development Fund Inc. | -- |
| Blackfeet Tenant Community Development Corporation Inc. | -- |
| Blackfeet Tribe | -- |
| Blackfeet Youth Development Program | -- |
| Blackfeet Youth Mentorship Enterprise | -- |
| Browning Community Development Corporation | -- |
| Ernie Pepion Art of Healing Center | -- |
| Indian National Finals Rodeo | -- |
| Montana Indian Education Association | -- |
| Piegan Institute | -- |
| Robert M Seriver Museum Foundation Inc. | 3 |
| So Kapi Ka Ya Yis Skat Tsii Yi Ta to Run A Good Race | 4 |
| The Great Commission | -- |
| The Museum of the Plains Indians Artist Association | -- |
| Young Eagle Seniors Activity Center | -- |