| Name | Deductibility Code |
| A Touch of Life | -- |
| Anns Daycare Center | -- |
| Ashton Avenue Project Inc. | -- |
| Bethlehem Foundation Incorporated | -- |
| Brighter Day Charities Inc. | -- |
| Family Alternatives | 4 |
| Greater Pee Dee Financial Group Inc. | -- |
| House of Refuge Outreach Ministry | -- |
| Kidzville Chosen Generation Childcare and Learning Academy | -- |
| Kindale Park Day Care Center | -- |
| Kingstree Apostolic Faith Church | -- |
| Little Miss Muffet Day Care Center | -- |
| McClary Cementery Corporation | 6 |
| New Day Ministries Inc. | -- |
| Santee Electric Trust Inc. | -- |
| Springbank Christian Center Dominican Retreat House | -- |
| St. Paul Foundation | -- |
| Teaching From the Ark Inc. | -- |
| Tisdale Cemetery | 6 |
| Union Presbyterian Church | -- |
| Vital Aging of Williamsburg County Inc. | -- |
| Williamsburg Academy | -- |
| Williamsburg Animal Shelter Inc. | -- |
| Williamsburg Cares Inc. | -- |
| Williamsburg Cemetery | 6 |
| Williamsburg County Arts Council | -- |
| Williamsburg County Development Corporation | -- |
| Williamsburg County Disabilities and Special Needs Board | -- |
| Williamsburg Enterprise Community Commision Inc. | -- |
| Williamsburg Extension Advisory Council | -- |
| Williamsburg Regional Boys to Men Club Inc. | -- |
| Williamsburg Regional Hospital | -- |
| Williamsburg Regional Hospital Foundation | -- |
| Williamsburg Technical College Foundation Inc. | -- |
| Williamsburgh Historical Society | -- |
| Youth Academy | -- |