| Name | Deductibility Code |
| Alliance for Community Education | -- |
| American Healing Arts Alliance Inc. | -- |
| Annapolis Council 1384 Charities Inc. | -- |
| Annapolis Firefighters Emerald Society | -- |
| Annapolis School of Navigation & Seamanship | -- |
| Anne Arundel Youth Soccer Association | -- |
| Arndel Lodge Inc. | -- |
| Arundel Lodge Foundation Inc. | -- |
| Borduin Charitable Foundation Inc. | 4 |
| Chesapeake Research Consortium Inc. | -- |
| Christian Culture Center | -- |
| Dilks Counts Family Foundation Inc. | 4 |
| Ecosystem Solutions Inc. | -- |
| Edgewater Athletic Club Inc. | -- |
| Foundation for Responsible Energy Education Inc. | 4 |
| Francis E and Mildred W Gardiner Jr Family Foundation | 4 |
| Friends of Helen Avalynne Tawes Garden Inc. | -- |
| Friends of the Equestrian Center at Camp Letts | -- |
| Friends of the London Town Publik House and Gardens Inc. | -- |
| Human Development Corporation | -- |
| Institute for Learning Innovation | -- |
| Jubilate Inc. | -- |
| Knights of Pythias of Maryland | 1,2,6 |
| Kyle Todd Public Service Foundation Inc. | 4 |
| Leaderport Chesapeake Inc. | -- |
| Maryland Association of Soil Conservation Districts Inc. | -- |
| Mayo Nursery School Inc. | -- |
| Mid Atlantic Samoyed Rescue Inc. | -- |
| National Congress of Patriotic Organizations | -- |
| Navylax Inc. | -- |
| Oasis Foundation | -- |
| Parker Family Foundation Inc. | 4 |
| Peninsula Pacers | -- |
| Prevent Child Abuse Maryland Inc. | -- |
| Rick Lofgren Memorial Foundation Inc. | -- |
| Riva Baseball Club Inc. | -- |
| Sandra Shanahan Cpnp Inc. | -- |
| Society of the War of 1812 in Maryland | -- |
| South County Christian Charities Charitable Trust | -- |
| South River Federation Inc. | -- |
| South River High School Sports Booster Club | -- |
| South River Music Boosters Inc. | -- |
| Southern Reserve Police Foundation Inc. | -- |
| Stelfox Supporting Organization Tr | -- |
| Sundial Foundation Inc. | 4 |
| The Brick Companies Foundation Inc. | -- |
| US Copd Coalition Inc. | -- |
| Wabanna Bible Conference Assoc Inc. | -- |
| Women of Achievement in Maryland History Inc. | -- |
| Woodland Beach Vol Fire Dept I | 6 |
| Word of God Association Inc. | -- |