| Name | Deductibility Code |
| Bicentennial Apartments Inc. | -- |
| Black Hills Bible Camp Foundation | -- |
| Black Hills Christian Academy | -- |
| Black Hills Classical Christian Academy | -- |
| Black Hills Rodeo Scholarship Fund Inc. | -- |
| Black Hills State University Foundation | -- |
| Black Hills Women in Timber | -- |
| Booth Society Inc. | -- |
| Butte County Historical Society Inc. | -- |
| Christ on the Mountain | -- |
| Cross Purpose Productions | -- |
| Daniel E and Sherri R Engesser Family Foundation | 4 |
| Family Services Center | -- |
| First National Foundation | 4 |
| Friends of Grace Balloch Memorial Library | -- |
| Friends of Northern Hills Training Center Inc. | -- |
| Glacier Care Center Inc. | -- |
| Good Shepherd Clinic Inc. | -- |
| High Plains Heritage Society | -- |
| Kids Club Kids | -- |
| Lantis Foundation Inc. | -- |
| Lantis Resident Council Inc. | -- |
| Native Educational Endeavors | -- |
| North Point Christian Church | -- |
| Northern Hills Area Casa Program | -- |
| Northern Hills Pregnancy Care Center | -- |
| Northern Hills Training | -- |
| Payee Services | -- |
| Ponderosa Apartments Inc. | -- |
| Realtors for Kids Inc. | -- |
| South Dakota Amateur Softball Association | -- |
| South Dakota Aviation Hall of Fame Inc. | -- |
| South Dakota Chiropractors Foundation | -- |
| South Dakota Project Learning Tree Inc. | -- |
| South Dakota Workforce Professionals Inc. | -- |
| Spearfish American Legion Baseball Inc. | -- |
| Spearfish Area Council on the Arts and Humanities Incorporated | -- |
| Spearfish Area Historical Society | -- |
| Spearfish Arts School | -- |
| Spearfish Canyon Foundation | -- |
| Spearfish Canyon Society | -- |
| Spearfish Center for the Arts and Humanities | -- |
| Spearfish Community Pantry | -- |
| Spearfish Cooperative Preschool | -- |
| Spearfish Emergency Ambulance Service | -- |
| Spearfish Gymnastics Academy Booster Club Inc. | -- |
| Spearfish Senior Service Center | -- |
| Spearfish Youth Baseball Assoc Inc. | -- |
| Spirit of the Hills Wildlife Sanctuary A Non Profit Sd Corp | -- |
| Stepping-Stone Ranch Inc. | 4 |
| The Foundation for Christian Discipleship | -- |
| True Life Church of the Black Hills | -- |
| Victims of Violence Intervention Program Inc. | -- |
| West River Transit Authority Inc. | -- |
| Western Hills Humane Society | -- |
| Wyoming Writers Inc. | -- |
| Yellow Jacket Foundation Inc. | -- |
| Zellweger Baby Support Network | -- |