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. Salon National Laboutique Des Huit Chapeaux Et Quarante Femmes

    EIN 043381392 · Headquarters: SOMERSET, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  2. Salter's Point Improvement Association

    EIN 042606468 · Headquarters: DARTMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Salus Networking Group Inc

    EIN 820776077 · Headquarters: WEST BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  4. Salvatore & Grace Rocco Charitable Trust C/o Stephen Rocco Trustee

    EIN 237416890 · Headquarters: SAUGUS, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. Sam Gyenes Memorial Fund Inc C/o Peter Gyenes

    EIN 133455679 · Headquarters: BROOKLINE, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Samaritans Inc

    EIN 042643466 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Samaritans of Fall River New Bedford MA Inc

    EIN 222474826 · Headquarters: Westport, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Samuel C Howes Trust Uw Art 7 #0718585

    EIN 046077889 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. Samuel E Sawyer Tuw Library

    EIN 046055327 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. Samuel Endicott Fund

    EIN 046124121 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  11. Samuel P Pardoe Foundation C/o Gma Foundations

    EIN 521660757 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Samuel Turner Jr Post 192 American Legion

    EIN 331171554 · Headquarters: NORWELL, MA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  13. Sancta Maria Hospital Inc

    EIN 042066524 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Sancta Maria House Inc

    EIN 020585895 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Sandwich Conservation Trust

    EIN 222673082 · Headquarters: EAST SANDWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Sandwich Education Association

    EIN 237133896 · Headquarters: SANDWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Sandwich Elementary PTA Inc

    EIN 710954148 · Headquarters: EAST SANDWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Sandwich High School PTSA

    EIN 042666018 · Headquarters: SANDWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Sandwich Mothers Club

    EIN 813548119 · Headquarters: Sandwich, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Sandy Bay Historical Society and Museums Incorporated

    EIN 046053055 · Headquarters: ROCKPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Sandy Bay Yacht Club Inc

    EIN 041806820 · Headquarters: ROCKPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Sandy Bay Yacht Club Sailing Program & Scholarship Fund Inc

    EIN 043222187 · Headquarters: ROCKPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Sandy Beach Association of Fairhaven Inc

    EIN 046126356 · Headquarters: FAIRHAVEN, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Sandy Beach Foundation

    EIN 473359784 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. Sandy Burr Inner Club

    EIN 263999226 · Headquarters: Natick, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Sandy Terraces Associates

    EIN 042692455 · Headquarters: MARSTON MILLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Sankalp Marathi Mandal Corporation

    EIN 932164814 · Headquarters: Walpole, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Sankaty Head Foundation Inc

    EIN 042315931 · Headquarters: SIASCONSET, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Sankaty Head Golf and Beach Club Inc

    EIN 041807755 · Headquarters: SIASCONSET, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  30. Sankaty Head Historical Foundation

    EIN 852868043 · Headquarters: Siasconset, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Sankey L Sheets Tr Ui

    EIN 046012458 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Sankofa Corporation

    EIN 994271386 · Headquarters: Needham Heights, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Santa Claus Anonymous Inc

    EIN 043140079 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Santa Maria Council 105 Knights of Columbus

    EIN 237142194 · Headquarters: MALDEN, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  35. Santoro Committee C/o Santoro Committee

    EIN 472019350 · Headquarters: N BILLERICA, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  36. Saquish Foundation C/o Hunter Associates

    EIN 046136550 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  37. Sarah Gillett Services for the Elderly Inc

    EIN 042131415 · Headquarters: WESTFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Sargent-murray-gilman-hough House Association

    EIN 046038785 · Headquarters: GLOUCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  39. Sassamon Trace Golf Course

    EIN 830412515 · Headquarters: Natick, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  40. Satucket Rifle and Revolver Club Inc

    EIN 300751662 · Headquarters: East Bridgewater, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Satuit Boat Club Inc

    EIN 046014740 · Headquarters: Scituate, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Saugus Action Volunteers for the Environment Inc

    EIN 042730320 · Headquarters: Saugus, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Saugus Business Education Collabora

    EIN 043145152 · Headquarters: Saugus, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Saugus Firefighters Relief Association Inc

    EIN 046114701 · Headquarters: SAUGUS, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Saugus Knights of Columbus

    EIN 237542672 · Headquarters: Saugus, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Saul & Gitta Kurlat Charitable Foundation C/o Aimee Kowalker

    EIN 222610883 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. Save Greater Dowses Beach

    EIN 920982086 · Headquarters: Osterville, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Save Our Healthcare Inc

    EIN 872823118 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Save Our Stadium Inc CO George Dodier

    EIN 311778930 · Headquarters: AMESBURY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Save Popponessett Bay Inc

    EIN 042966192 · Headquarters: Needham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Savin Hill Yacht Club

    EIN 041810510 · Headquarters: Dorchester, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Savin Long Term Care Corporation

    EIN 043012616 · Headquarters: MEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Sawyer John M Mem Tr 92888

    EIN 046607784 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. Sawyer Parks Charitable Foundation

    EIN 046088774 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  55. Scargo Wags and Wiggles Rescue Inc

    EIN 452468889 · Headquarters: DENNIS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Scholarship Fund Of Kappa Sigma Fraternity Inc C/O John K Stanchfield

    EIN 042986731 · Headquarters: Swampscott, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. School for Field Studies Inc

    EIN 042711596 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. School of Leadership-afghanistan Inc

    EIN 800967564 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. School Transportation Association of Ma Inc

    EIN 237286644 · Headquarters: EAST BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Schoolbell Foundation

    EIN 223057045 · Headquarters: LINCOLN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. Schwartz Baseball Inc

    EIN 043009054 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Schweizer Foundation for Art & Innovation

    EIN 842047013 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Sci International Voluntary Service-american Group of Service

    EIN 366140178 · Headquarters: Great Barrington, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Science and Education Institute International Inc

    EIN 474218243 · Headquarters: Winchester, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Science Detectives 4-H Club

    EIN 814287066 · Headquarters: Quincy, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  66. Scituate Etrusco Associates Inc

    EIN 042627418 · Headquarters: SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Scituate Fire Fighters Union Iaff Local 1464

    EIN 046143959 · Headquarters: SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Scituate Harbor Business Association

    EIN 465597463 · Headquarters: Scituate, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Scituate Harbor Yacht Club

    EIN 041815705 · Headquarters: SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. Scituate Health Service Inc

    EIN 222523439 · Headquarters: Scituate, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  71. Scituate High Opportunities and Resources for Education Inc

    EIN 043091047 · Headquarters: SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Scituate Phrf Inc

    EIN 043123860 · Headquarters: Scituate, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Scituate Rod and Gun Club Inc

    EIN 237346312 · Headquarters: NORTH SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Scituate Rotary Club Inc

    EIN 237034758 · Headquarters: SCITUATE, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Scituate Sailing Institute Incorporated

    EIN 046185216 · Headquarters: Scituate, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Scituate Soccer Club Inc

    EIN 042811230 · Headquarters: SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Scituate Youth Center

    EIN 046006399 · Headquarters: Scituate, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Scleroderma Foundationnew England Inc

    EIN 222603572 · Headquarters: DANVERS, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  79. SCM Community Transportation Corporation

    EIN 042743790 · Headquarters: Somerville, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Scorrybreac Fund Inc

    EIN 042940713 · Headquarters: Natick, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Scottish Country Dance Society Boston Inc

    EIN 046056203 · Headquarters: LINCOLN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Scottish Rite, NMJ

    EIN 510011572 · Headquarters: Lexington, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Scp Foundation Inc

    EIN 471240072 · Headquarters: NORTHAMPTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. Scraggy Neck Recreation Association

    EIN 042428003 · Headquarters: CATAUMET, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Screaming Ostrich Inc

    EIN 882744486 · Headquarters: Watertown, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Sculpture in Open Spaces

    EIN 473656207 · Headquarters: Ipswich, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. Sea Breeze Village Condo Association

    EIN 412250693 · Headquarters: Middleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Sea Call Supporters Inc

    EIN 043076572 · Headquarters: ORLEANS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Sea Education Association Inc

    EIN 042702102 · Headquarters: FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Seabrook Meadows Association Inc

    EIN 042935055 · Headquarters: Mashpee, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Seaford 75 35Th Reunion Committee

    EIN 270173123 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  92. Sealark Foundation Inc Xxx-xx-xxxx

    EIN 133747240 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  93. Seamen's Widow and Orphan Association of Salem

    EIN 046014352 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Seaport TMA Inc

    EIN 043291699 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Seashell Lane Community Assn Inc

    EIN 043056787 · Headquarters: East Falmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Second Baptist Church

    EIN 237305115 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Second Nature Inc

    EIN 043195772 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Section 8 Administrators Association

    EIN 043265723 · Headquarters: BURLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Secure Resilient Future Foundation Inc

    EIN 992597732 · Headquarters: Belmont, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Securing American Greatness Again

    EIN 413233806 · Headquarters: BEVERLY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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