| Name | Deductibility Code |
| Alton Area Chamber of Commerce | -- |
| Alton Multi-Purpose Senior Center | -- |
| Alton Smith Cemeteries Trust Fund | 6 |
| Bb Road Volunteer Fire Department Inc. | -- |
| Dills Foundation Inc. | 4 |
| Eleven Point River Conservancy | -- |
| Historical Society of Oregon County | -- |
| Oregon County Genealogical Society | -- |
| Oregon County Sheltered Workshop | -- |
| Ortrackm Net Inc. | -- |