| Name | Deductibility Code |
| Beall Ministries Inc. | -- |
| Citizens for Responsible Curriculum Inc. | -- |
| Congregation of Chadash | -- |
| Damascus Athletic Network Inc. | -- |
| Damascus Church of Christ | -- |
| Damascus Ecumenical Laymans Association Inc. | -- |
| Damascus Help Inc. | -- |
| Damascus Heritage Society Inc. | -- |
| Damascus Lions Foundation Inc. | -- |
| Damascus Road Community Church Inc. | -- |
| Damascus Senior Center Sponsors Inc. | -- |
| Damascus Soccer Club Inc. | -- |
| Damascus Sports Association Inc. | -- |
| Damascus Volunteer Fire Department Inc. | 6 |
| Don Cowherd Evangelistic Association Inc. | -- |
| Great Strides Therapeutic Riding Inc. | -- |
| I Will Restore Ministries Inc. | -- |
| Iglesia Pentecostal Camino Ala Vida Eterna Inc. | -- |
| James C Tapley Scholarship Foundation | 4 |
| Metropolitan Volleyball Club Incorporated | -- |
| Mt. Lebanon Body of Christ | -- |
| Mt. Lebanon Fellowship Church | -- |
| Nelson A and Michele M Carbonell Family Foundation Inc. | 4 |
| Pleasant Grove Christian Community Church Inc. | -- |
| Rotary Club of Damascus Foundation Inc. | -- |
| Sarcoma Foundation of America Inc. | -- |
| Sean Mullsteff Teen Driving | -- |
| Society for Ocean Sciences | -- |
| St. Thomas Jacobite Center of Greater Washington Inc. | -- |
| The Alliance Against Alveolar Soft Part Sarcoma Inc. | -- |
| Thor Teams Inc. | -- |
| Wilson Parrot Foundation Inc. | -- |