| Bnai Brith InternationalWorcester | Form 990-N | No figure |
| Toastmasters InternationalBuzzards Bay | Form 990-N | No figure |
| Toastmasters InternationalWilliamstown | Form 990-N | No figure |
| Fish of Canton IncCanton | Form 990-N | No figure |
| International Order of the Rainbow GirlsNatick | Form 990-N | No figure |
| Northbridge Historical SocietyWhitinsville | Form 990-N | No figure |
| Post 85 Emergency Service Squad IncGrafton | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyWeston | Form 990-N | No figure |
| Connecticut Valley Superintendents Service Center IncNorthampton | Form 990-N | No figure |
| Douglas Historical Society IncDouglas | Form 990-N | No figure |
| Granby Historical Association IncGranby | Form 990-N | No figure |
| Sigma Theta Tau International IncAmherst | Form 990-N | No figure |
| National Society of the Children of the American RevolutionHolliston | Form 990-N | No figure |
| Hannah Adams Scholarship FundMedfield | Form 990-N | No figure |
| National School Development Council IncMarlborough | Form 990-N | No figure |
| Pi Mu Epsilon IncBridgewater | Form 990-N | No figure |
| PTA Massachusetts Parent-Teacher Association IncSomerville | Form 990-N | No figure |
| Swampscott Arts Association IncSwampscott | Form 990-N | No figure |
| Stoughton Association for Exceptional CitizensStoughton | Form 990-N | No figure |
| Friends of the Marlborough Public Library IncMarlborough | Form 990-N | No figure |
| Friends of the Way IncorporatedWest Bridgewater | Form 990-N | No figure |
| Camp Richard Campers Association IncNantucket | Form 990 | $0FY2025 |
| Holyoke Hospital Alumnae AssociationWest Springfield | Form 990-N | No figure |
| Alumnae Association of Mount Holyoke College IncSouth Hadley | Form 990-N | No figure |
| Reusit IncConcord | Form 990-N | No figure |
| Alumnae Association of Mount Holyoke College IncSouth Hadley | Form 990-N | No figure |
| Institute of Management Accountants IncLynnfield | Form 990-N | No figure |
| Amherst Town Committee for International Students IncAmherst | Form 990-N | No figure |
| Cantilena IncArlington | Form 990-N | No figure |
| United States Power SquadronsLenox | Form 990-N | No figure |
| American Orff-Schulwerk AssociationMilford | Form 990-N | No figure |
| New England Herpetological SocietyWeymouth | Form 990-N | No figure |
| Cambridge Documentary Films IncCambridge | Form 990-N | No figure |
| Graduate Linguistic Student Association of the University of MAmherst | Form 990-N | No figure |
| Alumnae Association of Mount Holyoke College IncSouth Hadley | Form 990-N | No figure |
| Fish of Franklin IncFranklin | Form 990-N | No figure |
| Fish of Lexington IncLexington | Form 990-N | No figure |
| Swiss Society of BostonBoston | Form 990-N | No figure |
| Frary Family AssociationUpton | Form 990-N | No figure |
| National Society United States Daughters of 1812Lynn | Form 990-N | No figure |
| Great Barrington Youth Foundation IncGreat Barrington | Form 990-N | No figure |
| Millbury Historical Society IncMillbury | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologySpringfield | Form 990-N | No figure |
| New England Woodcarvers IncBoylston | Form 990-N | No figure |
| Bird Observer IncArlington | Form 990-N | No figure |
| Gateway Players Theatre IncSouthbridge | Form 990-N | No figure |
| Institute of Industrial Engineers IncBoston | Form 990-N | No figure |
| International Order of the Rainbow GirlsRevere | Form 990-N | No figure |
| International Order of the Rainbow GirlsSouthborough | Form 990-N | No figure |
| International Order of the Rainbow GirlsPlymouth | Form 990-N | No figure |