| Psi Chi the National Honor Society in PsychologyFrederick | Form 990-N | No figure |
| Psi Chi the International Honor Society in PsychologyWestminster | Form 990-N | No figure |
| Organization of Chinese Americans IncRockville | Form 990-N | No figure |
| United States Commission on Military HistoryBaltimore | Form 990-N | No figure |
| Port Deposit Heritage CorporationPort Deposit | Form 990-N | No figure |
| Anne Arundel Genealogical SocietyGlen Burnie | Form 990-N | No figure |
| Catoctin Medical Center IncThurmont | Form 990-N | No figure |
| Pasadena Baseball Club IncPasadena | Form 990-N | No figure |
| International Order of the Rainbow GirlsCumberland | Form 990-N | No figure |
| International Order of the Rainbow GirlsRosedale | Form 990-N | No figure |
| National Society Daughters of Founders & Patriots of AmericaOlney | Form 990-N | No figure |
| National Society Daughters of Founders & Patriots of AmericaAnnapolis | Form 990-N | No figure |
| Christian Legal SocietyParkville | Form 990-N | No figure |
| National Council on Family RelationsTowson | Form 990-N | No figure |
| Toastmasters InternationalRockville | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncDerwood | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncDerwood | Form 990-N | No figure |
| Society of American Military EngineersFrederick | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncBel Alton | Form 990-N | No figure |
| Toastmasters InternationalBaltimore | Form 990-N | No figure |
| Toastmasters InternationalBaltimore | Form 990-N | No figure |
| Toastmasters InternationalSilver Spring | Form 990-N | No figure |
| PTA Delaware CongressOdenton | Form 990-N | No figure |
| PTA Delaware CongressStevensville | Form 990-N | No figure |
| PTA Delaware CongressTemple Hills | Form 990-N | No figure |
| Little League Baseball IncWaldorf | Form 990-N | No figure |
| Phi Upsilon Omicron - Gamma Lambda ChapterCollege Park | Form 990-N | No figure |
| Gods Connection Transition IncGaithersburg | Form 990-N | No figure |
| Serenity GrantedOdenton | Form 990-N | No figure |
| American Society of Heating Refrigerating & a-C EngineersWestminster | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncPrince Frederick | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncMountain Lake Park | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncFrederick | Form 990-N | No figure |
| International Fund for Environment and Ecology IncBowie | Form 990-N | No figure |
| International Congress of Churches and MinistersOwings Mills | Form 990-N | No figure |
| Wall Foundation IncRandallstown | Form 990-N | No figure |
| National Society of the Children of the American RevolutionTowson | Form 990-N | No figure |
| Little League Baseball IncFrederick | Form 990-N | No figure |
| National Society of the Children of the American RevolutionTowson | Form 990-N | No figure |
| Federated Garden Clubs of Maryland IncPrincess Anne | Form 990-N | No figure |
| National Society of the Children of the American RevolutionTowson | Form 990-N | No figure |
| National Society of the Children of the American RevolutionTowson | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncCumberland | Form 990-N | No figure |
| M V P IncorporatedBaltimore | Form 990-N | No figure |
| Association of Traditional Hooking ArtistsRohrersville | Form 990-N | No figure |
| PTA Delaware CongressAnnapolis | Form 990-N | No figure |
| Society of Critical Care MedicineBaltimore | Form 990-N | No figure |
| Danny Gruzs Memorial Scholarship FundJarrettsville | Form 990-N | No figure |
| Universal Care Foundation IncUpper Marlboro | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncEaston | Form 990-N | No figure |