| Name | Deductibility Code |
| A Healthy Union Matters Ahum Coalition Inc. | 4 |
| Boogaloo Broadcasting Company | -- |
| Community Outreach Inc. | -- |
| Corinth Community Development Corporation | -- |
| Friends of the Union County Carnegie Library | -- |
| Greater Union Church Inc. | -- |
| Junior Charity League of Union Sc | -- |
| L W Long Community Resource Center | -- |
| Mt. Rowell Missionary Baptist Church | -- |
| Nami of Union County South Carolina | -- |
| New Hope Lifeline | -- |
| One Union Inc. | -- |
| Preservation Society of Union County Inc. | -- |
| St. Paul Adult Day Care Center | -- |
| True Care Humane Society Inc. | -- |
| Union County Arts Council Inc. | -- |
| Union County Cancer Service | -- |
| Union County Council on Aging | 5 |
| Union County Crime Stoppers | -- |
| Union County Dixie Youth Booster Club Inc. | -- |
| Union County Health Care Foundation Inc. | -- |
| Union County Historical Society of Union South Carolina | -- |
| Union County Humane Society | -- |
| Union County Meals on Wheels | -- |
| Union County Pregnancy Center | -- |
| Union County Rescue Squad | -- |
| Union County YMCA | -- |
| Union Housing Inc. | -- |
| Union Lions Club Foundation Incorporated | -- |
| Union Music Club | -- |
| Union Services Inc. | -- |
| Veterans Memorial Park Calhoun Street Ext | 6 |
| Yellow Jacket Booster Club | -- |