Unknown & Unclassified nonprofits in Massachusetts
Unknown & Unclassified nonprofits in Massachusetts. Browse 12,299 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- The American Legion Gavoni Post 387 Inc
EIN 046128116 · Headquarters: Kingston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The American Space Exploration Childrens Trust Fund Co Tvpx Aircraft as Ttee
EIN 521439509 · Headquarters: CONCORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Amherst Club Inc
EIN 042911179 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- The Amherst Womans Club Inc
EIN 046047246 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Anderson Foundation
EIN 742479631 · Headquarters: Newton, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Andover Choral Society Inc
EIN 042935272 · Headquarters: Andover, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Appian Club Inc
EIN 222589962 · Headquarters: STONEHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Arc of Bristol County Inc
EIN 042281165 · Headquarters: ATTLEBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Arc of Greater Haverhill-newburyport
EIN 046154794 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Arc of Opportunity in North Central Massachusetts Inc
EIN 042226199 · Headquarters: FITCHBURG, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Arcadian Society of Massachusetts Tripolitsa Inc
EIN 222512363 · Headquarters: NEWTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Arnold Arboretum Committee Inc
EIN 042844192 · Headquarters: Jamaica Plain, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Arnold Garrison Foundation
EIN 043216929 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Arons Family Foundation
EIN 043273304 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Art and Creative Materials Inst Inc
EIN 136115214 · Headquarters: HINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Art Complex Inc
EIN 046155696 · Headquarters: Duxbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Art of Black Dance and Music
EIN 042679932 · Headquarters: SOMERVILLE, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Ashfield Community Preschool Inc
EIN 222580763 · Headquarters: ASHFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Association of Great Neck Inc
EIN 042631586 · Headquarters: IPSWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Association of Marshall Scholars Inc
EIN 222973653 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Badminton & Tennis Club
EIN 041056010 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Baker Family Trust
EIN 046628772 · Headquarters: Wellesley, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Barton Center for Diabetes Education
EIN 222701822 · Headquarters: NORTH OXFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Battles Foundation Inc
EIN 042134817 · Headquarters: Lowell, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Bay Players Inc
EIN 222544977 · Headquarters: Pembroke, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Beach Club
EIN 041070815 · Headquarters: CENTERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Beach Club Inc
EIN 041070825 · Headquarters: SWAMPSCOTT, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Beaucourt Foundation Inc
EIN 042979426 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Bedford Minuteman Company Memorial Scholarship Trust Inc
EIN 222686598 · Headquarters: Bedford, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Bell Foundation Inc
EIN 043182053 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Bellingham Elder Service Group Inc
EIN 043061992 · Headquarters: Bellingham, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- The Bessie Rattner Foundation
EIN 136169194 · Headquarters: FLORENCE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Beta Foundation a Fraternity House
EIN 042116079 · Headquarters: NEWTON LOWER FALLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Bidwell House Inc
EIN 222864958 · Headquarters: MONTEREY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Bike Connector Inc
EIN 850694465 · Headquarters: LOWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Bim Inc
EIN 931760874 · Headquarters: STOUGHTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Bird Precision Charitable Foundation
EIN 046046637 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Blackstonefranklin Square Neighborhood Association Inc
EIN 042760925 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Blossom Fund Charles R Platt Et Al Trustees
EIN 223297205 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Blue Hill Montessori School Inc
EIN 042326130 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Boger Charitable Trust
EIN 222776296 · Headquarters: LINCOLN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Booth Foundation
EIN 046019938 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Boston Athletic Association
EIN 046111707 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Boston Chapter of the Financial Managers Society Inc
EIN 223021949 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- The Boston Committee of the Garden Club of America Inc
EIN 043099934 · Headquarters: CHESTNUT HILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Boston Educational Development Foundation Inc
EIN 222514422 · Headquarters: ROXBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Boston Harbor Association Inc
EIN 237357919 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990
- The Boston Health Net Corporation
EIN 043279836 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990
- The Boston Library Society
EIN 041105450 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Boston Mineral Club Inc
EIN 046114212 · Headquarters: SAUGUS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Boston Mycological Club
EIN 042660492 · Headquarters: BROOKLINE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Boston Psychoanalytic Society and Institute Inc
EIN 042010675 · Headquarters: Newton Centre, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Boston Section of the Association for the AACE Inc
EIN 042654655 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Boxford Public Library and the Perley Scholarship Funds Inc
EIN 046063464 · Headquarters: BOXFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Boys & Girls Clubs of Metro South Inc
EIN 222963214 · Headquarters: TAUNTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Braitmayer Foundation C/o Baldwin Brothers Llc
EIN 046112131 · Headquarters: MARION, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Brand Ur Inc
EIN 465557888 · Headquarters: CARVER, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- The Brewster Baseball Club Inc
EIN 042966169 · Headquarters: Brewster, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Bridge A Center For Hope And Healing
EIN 812607251 · Headquarters: South Dartmouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- The Brockton Library Foundation Inc
EIN 043184378 · Headquarters: BROCKTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Bromley Charitable Trust
EIN 043237138 · Headquarters: WESTWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Brown University Club of Boston
EIN 046125551 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- The Brush Art Gallery and Studios
EIN 222475069 · Headquarters: Lowell, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Builders & Remodelers Association of Greater Bostoninc
EIN 042070060 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Burbeen Free Lecture Fund Inc C/o Lawrence Mawn Northern Bank & Trust
EIN 046043043 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- The C Jean & Myles Mcdonough Charitable Foundation
EIN 042947391 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The C Stephen and Frances B Foster Foundation Inc D/b/a Foster Foundation
EIN 042776591 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Cabot Family Charitable Trust
EIN 046036446 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Cambridge Homes
EIN 042103958 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Cambridge-ellis School Inc
EIN 042742228 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Canton Playground Association
EIN 046002122 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Cape and Islands Veterans Outreach Center Inc
EIN 222747295 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Cape Cod Dart League
EIN 043056670 · Headquarters: South Yarmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- The Captain Charles Leonard House
EIN 042180666 · Headquarters: AGAWAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Carney Family Charitable Foundation C/o Claremont Mgmt Co
EIN 046614314 · Headquarters: BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Carousel School Inc
EIN 042373760 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990
- The Carrick Foundation Kristin W Shirahama Et
EIN 046125734 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- The Castle Arts and Community Center
EIN 412574793 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Cause Du Jour Foundation C/o Laura B Trust
EIN 852714134 · Headquarters: BROOKLINE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Celebrity Series of Boston Inc
EIN 222958508 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Celia Lipton Farris and Victor W Farris Foundation
EIN 592667398 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Center for Teen Empowerment Inc
EIN 043091002 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Charitable Irish Society Inc
EIN 041168778 · Headquarters: LINCOLN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Charles F and Beatrice D Adams Charitable Trust C/o Choate Investment
EIN 046556188 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Charles Irwin Travelli Fund C/o Tyler & Reynolds
EIN 042260155 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- The Charlotte Home
EIN 046107990 · Headquarters: North Andover, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Chatham Citizens Scholarship Trust Fund
EIN 222589632 · Headquarters: NORTH CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Chatham Police Association Inc
EIN 510173967 · Headquarters: CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Chemical Club of New England Inc
EIN 042373151 · Headquarters: ATTLEBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Chickering Foundation (Formerly Dedham
EIN 046012767 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Children's Meetinghouse Inc
EIN 222558900 · Headquarters: CONCORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Childrens Center of Lexington Inc
EIN 042484464 · Headquarters: Lexington, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Chorba Covenant Foundation
EIN 586241819 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Cindy Fund
EIN 830722392 · Headquarters: SOUTH DENNIS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Civic Symphony Orchestra of Boston Inc
EIN 046111725 · Headquarters: BROOKLINE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Clara and Harvey Pillsbury Foundation Inc
EIN 205814467 · Headquarters: DANVERS, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF
- The Clark R Smith Family Foundation C/o Hemenway & Barnes Llp
EIN 222757313 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Clark School for Creative Learning Inc
EIN 042679411 · Headquarters: ROWLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Clifford Family Foundation Charitable Trust C/o Daniel Carbonneau
EIN 223025894 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- The Clinger Foundation Inc
EIN 043305607 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF