| Name | Deductibility Code |
| Action Associates Inc. | -- |
| Apex USA Inc. | -- |
| Cheyenne Cultural Center Inc. | -- |
| Christian Family Development Association | 4 |
| Clinton Association for Rights & Equality | -- |
| Clinton Association for Rights and Equality | -- |
| Clinton Baseball Inc. | -- |
| Clinton Community Foundation | -- |
| Clinton Crimestoppers Crimestoppers | -- |
| Clinton Free Medical Clinic Inc. | -- |
| Clinton Girls Softball Association | -- |
| Clinton Public School Foundation | -- |
| Clinton Public Schools Parent Teacher Organization Inc. | -- |
| Clinton Summer Playground Inc. | -- |
| Committee of Concern Inc. | -- |
| Community Council of Arts Inc. | -- |
| Davis-Mcelmurry Charitable Tr | 4 |
| Essayons Academic Institute Inc. | -- |
| Free Church of God of Clinton Oklahoma | -- |
| Friends of the Clinton Library Inc. | -- |
| Friends of the Oklahoma Route 66 Museum Inc. | -- |
| Friends of the Western Plains Library System Inc. | -- |
| M T and Helen Gholston Charitable Tr | 4 |
| Mission House | 4 |
| Parkersburg Cemetery Trust | 6 |
| Spreading the Word Ministries of Clinton Inc. | -- |
| Tall Bearded Iris Society | -- |
| Triple Cross Cowboy Min Inc. | -- |
| United Fund of Clinton Inc. | -- |
| United Methodist Retirement & Health Care Center Inc. | -- |
| Western Oklahoma Ballet Theatre Inc. | -- |
| Western Oklahoma Christian School | -- |
| Western Plains Firefighters Association | 4 |