| Name | Deductibility Code |
| Bash Association | 4 |
| Birthright of Eaton Inc. | -- |
| Camden Area Historical Preservation Foundation Inc. | -- |
| Center for Triological Research | -- |
| Cross and Dooe Ministries | -- |
| Eaton Athletic Boosters Club | -- |
| Eaton Band Parents Inc. | -- |
| Eaton Church of Christ Inc. | -- |
| Eaton Community Arts Council Inc. | -- |
| Eaton Emergency Squad | -- |
| Eaton Ministerial Association Inc. | -- |
| Eaton Wee Eagle Football Inc. | -- |
| Gateway Baptist Church | -- |
| Home is the Foundation | 3 |
| Humane Society of Preble County Inc. | -- |
| Jefferson House | -- |
| L & M Products Inc. | -- |
| Loaves and Fishes International | -- |
| Mary G Brooke Tr | 4 |
| Preble County Art Association Inc. | -- |
| Preble County Bar & Law Library Association | -- |
| Preble County Council on Aging Inc. | -- |
| Preble County Developmental Training Center Inc. | -- |
| Preble County Historical Society Inc. | -- |
| Preble County Literacy Council | -- |
| Preble County Stingrays Swim Team | -- |
| Preble County Youth Foundation Inc. | 4 |
| Preble Promise Inc. | -- |
| Richmond Japanese Language School Inc-Richmond Nihongo Hoshuko | -- |
| Sister City of Eaton Inc. | 4 |
| Smith Family Foundation | 4 |
| St. Clair Foundation | -- |