| Name | Deductibility Code |
| Community Christian Church of Linn Missouri | -- |
| Foundation for Linn Technical College Inc. | -- |
| Friends of the Osage County Library | -- |
| Linn Public Cemetery Association | 6 |
| Linn R-2 Athletic Booster Club | -- |
| Linn Rural Fire Association | -- |
| Luystown Cemetery Association Inc. | 6 |
| Mt. Aerial Cemetery Association Inc. | 6 |
| Osage Community Players Inc. | -- |
| Osage County Community Living Inc. | -- |
| Osage County Historical Society | -- |
| Three Rivers Helping Hands Community Foundation | -- |