| Name | Deductibility Code |
| All Kids Can Learn International Inc. | -- |
| American Friends of Neve Yacov Synagogues Inc. | -- |
| Angel Hill Cemetery Company of Harford County | 6 |
| Ashley Inc. | -- |
| Auxiliary of Harford Memorial Hospital | -- |
| Citizens Care & Rehabilitation Center Foundation Inc. | -- |
| Community Projects of Havre De Grace Inc. | -- |
| Doctors for United Medical Missions Inc. | -- |
| Evangelistic Deliverance Ministries Inc. | -- |
| First Christian Church | -- |
| Foley Family Foundation Inc. | 4 |
| Friends of Concord Point Lighthouse | -- |
| Great Commission Church of the Nazarene | -- |
| Harford Center | -- |
| Harford Jewish Center Inc. | -- |
| Harford Memorial Hospital Inc. | -- |
| Havre De Grace Ambulance Corps Inc. | -- |
| Havre De Grace Decoy Museum Inc. | -- |
| Havre De Grace Maritime Museum Inc. | -- |
| Hhs Class of 1961 Scholarship Fund | -- |
| Jewish Council for Harford County Inc. | -- |
| Level Volunteer Fire Company Incorporated | 6 |
| Life Bible Church Incorporated | -- |
| Lighthouse Ministry of Faith | -- |
| Maryland Agricultural Education | -- |
| Maryland Fire-Rescue Services | -- |
| New Horizons Community Church | -- |
| Old Field Church Creek Community Improvement Association Inc. | -- |
| R Madison Mitchell Endowment Fund Inc. | -- |
| Rescue One Inc. | 4 |
| Rock Run Cemetery Co Inc. | 6 |
| Room at the Cross Mission Church | -- |
| Stepping Stone Museum Association Inc. | -- |
| Susquehanna Hose Company Incorporated | 6 |
| Susquehanna Ministerium Association Inc. | -- |
| Susquehanna Workforce Network Inc. | -- |
| Tabernacle Baptist Church | -- |
| Tabernacle Church & Cemetary Association Inc. | 6 |
| Tabernacle of Faith Church Inc. | -- |
| Tabernacle of Faith Family Life Center Inc. | -- |
| Ten Minas Ministries Inc. | -- |
| Tidewater Players Incorporated | -- |