| Name | Deductibility Code |
| A Journey Home Animal Refuge Inc. | -- |
| Butler Springs Christian Assembly 45133 | -- |
| Cassner Foundation Inc. | 4 |
| Charity Mission | 4 |
| Christian Arabic Service | -- |
| Colony Theatre Inc. | -- |
| Ellis Igo & Anna L Igo Memorial Foundation | 6 |
| Fort Hill Christian Youth Camp | -- |
| Free Wheelers | -- |
| Free Will Baptist Church of Hillsboro Ohio | -- |
| Frs Counseling | -- |
| Frs Transportation | -- |
| Glenn B Fordyce Foundation | 4 |
| Good News Gathering | -- |
| Got Forgiveness | -- |
| Highco Inc. | -- |
| Highland Community Preservation Group | -- |
| Highland County Community Action Organization 8979 US 62 N | -- |
| Highland County Domestic Violence Task Force | -- |
| Highland County Family YMCA | -- |
| Highland County Historical Society Inc. | -- |
| Highland County Homeless Shelter | -- |
| Highland County Humane Society | -- |
| Highland County Senior Citizens Center Inc. | -- |
| Highland County Society for Cripp Led Children & Adults | -- |
| Highland County Trails | -- |
| Highland District Hospital Fdn | -- |
| Highland District Hospital Professional Services Corporation | -- |
| Highland Housing Services Inc. | -- |
| Highland Joint Township District Hospital Foundation | -- |
| Hillsboro Church of Christ | -- |
| Hillsboro Community Church | -- |
| Hillsboro Elks Scholarship & Charity Fdn Inc. | -- |
| Hillsboro Festival of the Bells | -- |
| Hillsboro House of Worship Inc. | -- |
| Hillsboro Youth Football League | -- |
| Homestretch Hounds | -- |
| Hopewell J O G Inc. | -- |
| House of Deliverance | -- |
| Mission to Provide A Cleaner Tomorrow Inc. | -- |
| New Hope Baptist Church | -- |
| New Life Ministries | -- |
| New Market Baptist Cemetary Assn | 6 |
| Person to Person Evangelism Inc. | -- |
| Pfw Professional Service Corporation | -- |
| Pricetown Church of Christ | -- |
| Rocky Fork Community Alliance Inc. | -- |
| Rural Health Collaborative of Southern Ohio Inc. | -- |
| Samaritan Outreach Services of Highland County | -- |
| Save the Lake | -- |
| South Central Development Company | -- |
| Southern Ohio Genealogical Society | -- |
| Southern Ohio Pregnancy Center Inc. | -- |
| Southern State Community College | -- |
| Southern State Community College Foundation | -- |
| Supplementary Assistance to the Handicapped Sath Inc. | -- |
| Turning Point Applied Learning Center Inc. | -- |
| Union Cemetery Association | 6 |