| Name | Deductibility Code |
| Festival Theater Foundation | -- |
| Five Colleges of Ohio | -- |
| Kenyon College | -- |
| Kenyon Review | -- |
| Knox County Renaissance Foundation Incorporated | -- |
| Knox County Society for Crippled Children and Adults Inc. | -- |
| Kokosing Gap Trail Inc. | -- |
| North American Crane Working Group Inc. | -- |
| Philander Chase Corporation | -- |