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

  1. Ayer Community School Inc

    EIN 042546561 · Headquarters: AYER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Ayer Masonic Association Inc

    EIN 042940669 · Headquarters: Ayer, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Azadoutioun Foundation C/o Gravestar Inc

    EIN 042876245 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  4. Azorean Brotherhood of the Divine Holy Ghost Inc

    EIN 042694174 · Headquarters: Peabody, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. B L C Memorial Inc

    EIN 823394854 · Headquarters: Salem, MA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  6. B M C Durfee High School Alumni Association

    EIN 042662028 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. B'nai B'rith Senior Citizens Housing Corporation

    EIN 042702087 · Headquarters: BRIGHTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Babayan Project

    EIN 934719343 · Headquarters: Brookline, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Babson - Webber - Mustard Fund

    EIN 042307820 · Headquarters: BREWSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. Babson Historical Association Inc

    EIN 042347130 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  11. Back Bay Association Inc

    EIN 041055210 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Back Bay Federation for Community Development Inc

    EIN 042452705 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Back Bay Publishing Co Inc

    EIN 042599762 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  14. Back of the Hill Community Development Association Inc C/o the Community Build

    EIN 042660129 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  15. Bagam Ngnigessie Elizabeth Health C Enter Inc

    EIN 422646740 · Headquarters: Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Bagly Inc

    EIN 042785336 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Baikar Association Inc

    EIN 042103741 · Headquarters: Watertown, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Baker Street Cemeteries Roadway Association Inc

    EIN 454891907 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Baker's Island Homeowners Corp Inc C/o Lisa Fabry

    EIN 521124046 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. Bakers Island Association

    EIN 042642434 · Headquarters: WILMINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Bakers National Education Foundation

    EIN 436042834 · Headquarters: Plymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  22. Bakery Confectionary Tobacco Local 348

    EIN 041903037 · Headquarters: MILLVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  23. Ballet Academy Inc

    EIN 042615004 · Headquarters: ARLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Ballet Basics Incorporated

    EIN 452955432 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  25. Balletrox Inc

    EIN 043140205 · Headquarters: JAMAICA PLAIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Balm in Gilead Ministry International Inc

    EIN 200158024 · Headquarters: East Brookfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Bang-woel Lu Foundation

    EIN 222810634 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Banyan Fund

    EIN 046528278 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  29. Baptist Foundation of New England

    EIN 043232388 · Headquarters: Northborough, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  30. Bar Advocates of Worcester County

    EIN 042650517 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Bar Association of Norfolk County Inc

    EIN 046170166 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Barballs Inc

    EIN 813498455 · Headquarters: Cheshire, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  33. Barbara Ann Kates Foundation

    EIN 136153690 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  34. Barbara Goldberg Memorial Fund Association C/o Goldberg Properties Mgmt

    EIN 042702653 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. Barbara Hayes Family Foundation

    EIN 042776525 · Headquarters: BREWSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  36. Barbara Olson Nursing Scholarship

    EIN 043555241 · Headquarters: Charlton City, MA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. Bare Cove Fire Museum Inc

    EIN 042614705 · Headquarters: Hingham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Barn Workshop Fine Arts & Crafts School

    EIN 042706032 · Headquarters: Danvers, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Barnett and Anne Berch Foundation Inc C/o Focus Partners Wealth

    EIN 136135111 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Barnstable Comedy Club Inc

    EIN 237431294 · Headquarters: BARNSTABLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Barnstable County 4-H Livestock

    EIN 822634971 · Headquarters: Barnstable, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Barnstable County Bar Association

    EIN 042653880 · Headquarters: BARNSTABLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Barnstable County Deputy Shriffs Association Inc

    EIN 043054865 · Headquarters: Buzzards Bay, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. Barnstable County Public Works Association Inc

    EIN 043217095 · Headquarters: HARWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  45. Barnstable Junior Music Theater Inc

    EIN 455227784 · Headquarters: Osterville, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  46. Barnstable Little League Inc

    EIN 042671078 · Headquarters: Centerville, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Barnstable Municipal Employees Association Inc

    EIN 043006540 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Barnstable Newcomers Club

    EIN 364640700 · Headquarters: Centervillle, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Barnstable Professional Firefighters Local 32

    EIN 223015917 · Headquarters: BARNSTABLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Barnstable Teen Center Jason Fedele Memorial Sch Fund

    EIN 043024843 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Barnstable Yacht Club Inc

    EIN 042279364 · Headquarters: BARNSTABLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. Barr Charitable Trust C/o Nushin Kormi Et Al Trustees

    EIN 363558730 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. Barre Historical Society Inc

    EIN 046068928 · Headquarters: BARRE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Barre Library Association

    EIN 046069037 · Headquarters: BARRE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Barre Police Association Inc

    EIN 043158938 · Headquarters: Hubbardston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Barrett Housing Corp C/o Hearthway Inc

    EIN 042631403 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Barry M Jaye Charitable Foundation

    EIN 046717573 · Headquarters: Newton, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  58. Barry McCloskey Scholarship Foundation Limited

    EIN 222908697 · Headquarters: North Uxbridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. Bartlett Cemetery Association

    EIN 046112096 · Headquarters: Amesbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Bartlett Museum Inc

    EIN 042445423 · Headquarters: Amesbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Basketball Academy of New England Inc

    EIN 301201418 · Headquarters: South Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Bass Boys Catch Em If You Can

    EIN 931332910 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  63. Bass Busters Nh Inc

    EIN 881032728 · Headquarters: Tyngsboro, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Bass River Day Activity Program Inc

    EIN 042512466 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Bass River Rod & Gun Club Inc

    EIN 046179829 · Headquarters: YARMOUTH PORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Bass Rocks Beach Club Inc

    EIN 041066945 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Bass Rocks Golf Club

    EIN 041066960 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Bates School Parent Teacher Organization

    EIN 046196051 · Headquarters: WELLESLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Battalion Digital Services Inc

    EIN 874229510 · Headquarters: Waltham, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  70. Battle First Aid Responder Services Inc

    EIN 851419094 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Battleship Cove Yacht Club Inc

    EIN 043132889 · Headquarters: Taunton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Bavarian Reading & Progressive Soc C/o Jeffrey Kuehn

    EIN 041068550 · Headquarters: LAWRENCE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Bay Club at Mattapoisett Inc

    EIN 882921610 · Headquarters: MATTAPOISETT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Bay Colony Development Corp

    EIN 042738974 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Bay Colony Master Plumbers Association Inc

    EIN 043172932 · Headquarters: NORTH PLYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  76. Bay Cove Hamilton Group Home Inc C/o Bay Cove Human Services

    EIN 043211683 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Bay Cove High School Inc C/o Bay Cove Human Services

    EIN 042718729 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Bay Cove Human Services Inc

    EIN 042518575 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Bay Farm Montessori Academy Inc

    EIN 042934914 · Headquarters: DUXBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Bay State Action Fund Inc

    EIN 820829326 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  81. Bay State Action Inc

    EIN 820848980 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  82. Bay State Antique Auto Club

    EIN 222536608 · Headquarters: DEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Bay State Community Services Inc

    EIN 042468492 · Headquarters: Quincy, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Bay State Executive Association Inc

    EIN 222743898 · Headquarters: STOUGHTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Bay State Football and Cheerleading Conference Inc

    EIN 464006445 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Bay State Jaguars Basketball Club

    EIN 770649061 · Headquarters: NEWTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  87. Bay State Jaguars Basketball Club Inc

    EIN 861569830 · Headquarters: RAYNHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Bay State Policy Network Inc

    EIN 393550279 · Headquarters: Beverly, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Bay State Village Association

    EIN 042868067 · Headquarters: Florence, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Bay State Vip 131951

    EIN 831666106 · Headquarters: WORCESTER, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Bay State Wheelers Inc

    EIN 043016793 · Headquarters: Millbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Bay View Improvement & Water Corp

    EIN 042374160 · Headquarters: SOUTH DARTMOUTH, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Bayit - Building Jewish

    EIN 851882768 · Headquarters: WILLIAMSTOWN, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Baystate Franklin Auxiliary

    EIN 222992284 · Headquarters: GREENFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Baystate Medical Center SH Nurses A

    EIN 046058678 · Headquarters: HAMPDEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  96. Bbac

    EIN 465019005 · Headquarters: Pocasset, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. Bclf Managed Assets Corporation

    EIN 043246547 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. Beachmont Vfw Auxiliary-6712

    EIN 393007739 · Headquarters: Revere, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Beachmont Yacht Club

    EIN 046111874 · Headquarters: Revere, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Beantown United

    EIN 462068421 · Headquarters: Dorchester, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

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