| American Society for Training and DevelopmentEllicott City | Form 990-N | No figure |
| Association for Women in Science IncBaltimore | Form 990-N | No figure |
| American Harp SocietyBaltimore | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncWestminster | Form 990-N | No figure |
| Honor Society of Phi Kappa PhiBaltimore | Form 990-N | No figure |
| Honor Society of Phi Kappa PhiCollege Park | Form 990-N | No figure |
| Honor Society of Phi Kappa PhiAdelphi | Form 990-N | No figure |
| PTA Delaware CongressEdgewater | Form 990-N | No figure |
| PTA Delaware CongressPasadena | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncElkton | Form 990-N | No figure |
| American Inns of Court FoundationLa Plata | Form 990-N | No figure |
| Mid Atlantic Sports Turf Managers AssociationTimonium | Form 990-N | No figure |
| Moving Youth Toward Hope IncorporatedAberdeen | Form 990-N | No figure |
| National Society of the Daughters of the American RevolutionLaurel | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncWestminster | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncLeonardtown | Form 990-N | No figure |
| Mayo Elementary School Parent-Teacher Organization IncEdgewater | Form 990-N | No figure |
| Gaithersburg Fraternal Order of Police Lodge 138 IncGaithersburg | Form 990-N | No figure |
| Maryland Future Business Leaders of America-Phibeta Lambda FoundationPasadena | Form 990-N | No figure |
| Valdense IncTakoma Park | Form 990-N | No figure |
| Society for Preservation & Encourmt of Barbershop Quertet Singing AmerGermantown | Form 990-N | No figure |
| IbashoSilver Spring | Form 990-N | No figure |
| Mangalorean Association IncDerwood | Form 990-N | No figure |
| Africa Initiative for Mobility IncBaltimore | Form 990-N | No figure |
| Pflag Westminster Carroll CountyWestminster | Form 990-N | No figure |
| Helping Hands in the Community IncUpper Marlboro | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncEaston | Form 990-N | No figure |
| Morgan State University Alumni Association IncorporatedColumbia | Form 990-N | No figure |
| Queen Sheba Village IncSilver Spring | Form 990-N | No figure |
| Federated Garden Clubs of Maryland IncPikesville | Form 990-N | No figure |
| National Society of the Daughters of the American RevolutionStreet | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncEaston | Form 990-N | No figure |
| Bannockburn Neighbors Assisting Neighbors IncBethesda | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncChestertown | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncWestminster | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncWestminster | Form 990-N | No figure |
| Maryland 4-H Club Foundation IncLeonardtown | Form 990-N | No figure |
| Maryland Foster Parent Association Washington County IncWilliamsport | Form 990-N | No figure |
| Issues of Life International Ministries IncBaltimore | Form 990-N | No figure |
| Federated Garden Clubs of Maryland IncChurchville | Form 990-N | No figure |
| Toastmasters InternationalGermantown | Form 990-N | No figure |
| United States Masters Swimming IncPasadena | Form 990-N | No figure |
| United States Masters Swimming IncGermantown | Form 990-N | No figure |
| American Society of Agricultural EngineersCollege Park | Form 990-N | No figure |
| American Forage and Grassland CouncilFrederick | Form 990-N | No figure |
| Western Maryland Chapter National Railway Historical Society IncorpoCumberland | Form 990-N | No figure |
| National Society of the Sons of the American RevolutionElkton | Form 990-N | No figure |
| National Society of the Sons of the American RevolutionNottingham | Form 990-N | No figure |
| Sigma Theta Tau IncSalisbury | Form 990-N | No figure |
| Sigma Theta Tau IncBaltimore | Form 990-N | No figure |