| Name | Deductibility Code |
| Bethel Cemetery Association Inc. | 6 |
| Bethel Worship Center | -- |
| Better Homes of Seaford Inc. | -- |
| Business & Professional Womens Foundation of Delaware Inc. Co | -- |
| Citadel of Hope Deliverance Ministries Inc. | -- |
| Clinical Pastorial Counseling Program of Kent & Sussex Counties | -- |
| Curiosity Service Foundation Inc. | -- |
| Delaware Nanticoke Rotary Foundation Inc. | -- |
| Delaware Teen Challenge Inc. | -- |
| Delmar Alumni Scholarship Foundation Inc. | -- |
| Dual Development Corporation | -- |
| Earth Covenant | -- |
| East Coast Evangelizing Fellowship | -- |
| East Seaford Historical Society | -- |
| Eastern Shore Afram Festival | -- |
| First Baptist Church of Seaford Inc. | -- |
| Friends of the Seaford District Library Inc. | -- |
| Good Samaritan Christian Fellowship | -- |
| Grandparents United De Inc. | -- |
| Homeless Cat Helpers Inc. | -- |
| Immanuel House of Praise | -- |
| Kaitlin Marie Bell Foundation Inc. | -- |
| Kiwanis Foundation of the Kiwanis Club of Seaford Inc. | -- |
| Leon Williams Revivals Inc. | -- |
| Link Ministries | -- |
| Mid Sussex Medical Center Inc. | -- |
| Nanticoke Alternative Care Inc. | -- |
| Nanticoke Health Services Inc. | -- |
| Nanticoke Memorial Hospital Inc. | -- |
| Nanticoke River Arts Council | -- |
| Nanticoke River Watershed Conservan Cy | -- |
| Nanticoke Senior Center Inc. | -- |
| Nanticoke Youth Soccer Association | -- |
| Noble Venture Inc. | -- |
| Odd Fellows Cemetery Inc. | 6 |
| People for Better Housing Inc. | 4 |
| Qov Foundation | -- |
| Seaford Alumni Association Foundation | -- |
| Seaford Band Association | -- |
| Seaford Community Concert Association Inc. | -- |
| Seaford District Library | -- |
| Seaford Historical Society | -- |
| Seaford Lions Foundation Inc. | -- |
| Seaford Volunteer Fire Department Inc. | 6 |
| Seaford-Blades Associated Charities Inc. | -- |
| Seipp Charitable Tr | 4 |
| Spuck and Lid Bennett Scholarship Fund Inc. | -- |
| Sussex County Animal Association | -- |
| Tabernacle Praise Healing Deliverance Ministry | -- |
| The Nanticoke Watershed Preservation Group Inc. | -- |
| There is Hope Inc. | -- |
| Time-Out Ministries | -- |
| Trinity Foundati0n | -- |
| Virginia Crest Village Inc. | -- |
| Whimsical Equine Rescue Inc. | -- |