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. 013 Greater Boston Chapter of Trout Unlimited

    EIN 510208523 · Headquarters: FRAMINGHAM, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. 0455 Local

    EIN 042321061 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. 088 Squan-a-tissit Chapter of Trout Unlimited

    EIN 510225075 · Headquarters: PEPPERELL, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. 102 Iw Company Grade Officers Council

    EIN 454350831 · Headquarters: BUZZARDS BAY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. 107Th Rc Flyers

    EIN 472571244 · Headquarters: Revere, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. 123 Up and Adam Inc

    EIN 473246638 · Headquarters: Pittsfield, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. 1246-1250 Massachusetts Ave Inc

    EIN 332020575 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. 1391 Hyde Park Avenue Condo Association

    EIN 472296990 · Headquarters: Hyde Park, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. 1465 Local 1465

    EIN 042325314 · Headquarters: SOMERSET, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. 148 Central Massachusetts Chapter of Trout Unlimited

    EIN 510225091 · Headquarters: LEOMINSTER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. 149Th Pa Bucktails Descendants Association

    EIN 364679558 · Headquarters: Fitchburg, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  12. 154 Nor'east Chapter of Trout Unlimited

    EIN 510208529 · Headquarters: NEWBURYPORT, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. 1717 Meetinghouse Foundation Inc

    EIN 046113324 · Headquarters: WEST BARNSTABLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. 178 Cottage Street

    EIN 462102222 · Headquarters: Everett, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. 1794 Meetinghouse Inc

    EIN 042947060 · Headquarters: New Salem, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. 18 Degrees Inc

    EIN 042226238 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. 19 Court Street Condominium Trust

    EIN 471951892 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  18. 200 Sportsmen Club Inc

    EIN 046108539 · Headquarters: WEBSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. 2213 Salem Chapter Women of the Moose

    EIN 912143928 · Headquarters: Salem, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. 228 Taconic Chapter of Trout Unlimited

    EIN 510225087 · Headquarters: PITTSFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. 24 Hr Power Inc

    EIN 832127088 · Headquarters: ROCKLAND, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. 241 Southeastern Massachusetts Chapter of Trout Unlimited

    EIN 510225088 · Headquarters: WEST BRIDGEWATER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. 276 Pioneer Valley Chapter of Trout Unlimited

    EIN 510208532 · Headquarters: BELCHERTOWN, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. 28675927 Shs Evr Toastmasters Club

    EIN 612078356 · Headquarters: Auburndale, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. 28676359 Toastmasters at Pier4

    EIN 933147391 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. 28678055 Toast in Common

    EIN 334462694 · Headquarters: Salem, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. 2Life Communities Services Inc

    EIN 043166862 · Headquarters: BRIGHTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. 2Nd Act

    EIN 222950758 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. 2Taje Africa Corporation

    EIN 934780149 · Headquarters: LEOMINSTER, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. 323 Southwick-Tolland Teachers Association

    EIN 912142666 · Headquarters: Southwick, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. 349 Deerfield River Watershed Chapter of Trout Unlimited

    EIN 474191473 · Headquarters: SHELBURNE FALLS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. 39 Quascacuquen Lodge Independent Order of Odd Fellows

    EIN 041383404 · Headquarters: Newburyport, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. 437 Essex Inc

    EIN 042679253 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. 4414 Fund the Jeff Stone Foundation

    EIN 920921743 · Headquarters: Newburyport, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. 46 Rockland Street Building Corporation

    EIN 223044157 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. 460 Cape Cod Chapter of Trout Unlimited

    EIN 521491895 · Headquarters: EAST FALMOUTH, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. 461St Bomb Group H 1943-1945 Inc

    EIN 421272736 · Headquarters: EAST TAUNTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. 5 K Walk-run for the Children

    EIN 922937096 · Headquarters: HARWICH PORT, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. 5 Kilobytes Inc

    EIN 812259981 · Headquarters: Shrewsbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. 5G Action Now Inc

    EIN 844242289 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  41. 6977 Phoenix Toastmasters Club

    EIN 900117761 · Headquarters: Norfolk, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. 7 X 24 Exchange International

    EIN 263206066 · Headquarters: Weymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. 725 Millers River Chapter of Trout Unlimited

    EIN 821958770 · Headquarters: ATHOL, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. 76 Mount Auburn Street Inc

    EIN 043078943 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. 92 Howard Street Condominium

    EIN 473566075 · Headquarters: Reading, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. 94Th Inf Div Historical Society

    EIN 900861467 · Headquarters: Braintree, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. A Better Cambridge Inc

    EIN 812920404 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. A Better Chance of Andover

    EIN 046152382 · Headquarters: Andover, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. A Better Life Youth Foundation

    EIN 814713210 · Headquarters: Somerville, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  50. A Change of Heart

    EIN 413157239 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. A Mission Offering Rehabilitation Expertise Ltd

    EIN 800185058 · Headquarters: Amesbury, MA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  52. A Network for Grateful Living Inc

    EIN 237022057 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. A Place To Turn Inc

    EIN 042790777 · Headquarters: Natick, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. A Safe Place Inc

    EIN 222823947 · Headquarters: NANTUCKET, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. A Step of Faith Christian International Ministries

    EIN 814885083 · Headquarters: WALTHAM, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. A Vincent Smith and Harry Richmond Scholarshi

    EIN 046044869 · Headquarters: HANOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. A Woman's Concern Inc

    EIN 223196616 · Headquarters: REVERE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. A World Reimagined Inc

    EIN 843278690 · Headquarters: Brookline, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  59. Aaron Clark Memorial Cemetery Association

    EIN 043050949 · Headquarters: GREENFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Aarons Presents Inc

    EIN 464010444 · Headquarters: ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Aasr of Freemasonary Nmj Valley of Boston

    EIN 043457286 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. AB Revolutions Softball Boosters

    EIN 932691582 · Headquarters: Boxborough, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  63. Abatepac

    EIN 473718702 · Headquarters: Pinehurst, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. Abbie Frances Lawton Memorial Home C/o George Young

    EIN 050272354 · Headquarters: FRANKLIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  65. Abbie M Griffin Education Fund 5123278

    EIN 026021466 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  66. Abbie M Griffin Hospital Fund 5123286

    EIN 026021464 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. Abbie M Griffin Memorial Fund 5123294

    EIN 026021465 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Abbot & Dorothy H Stevens Foundation

    EIN 046107991 · Headquarters: NORTH ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  69. Abbot Public Library Second Century Fund

    EIN 223159779 · Headquarters: MARBLEHEAD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Abc of Massachusetts

    EIN 042104696 · Headquarters: LITTLETON, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  71. Abcd Real Estate Corporation Inc

    EIN 237225337 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Aberjona Post #3719 Veterans of Foreign Wars

    EIN 046126731 · Headquarters: Winchester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Abgc Friends Inc

    EIN 030404852 · Headquarters: ARLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Abigail Adams Historical Society Inc

    EIN 046064937 · Headquarters: Weymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Abington Elderly Svcs Inc

    EIN 042632720 · Headquarters: ABINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Abl Fitness Inc

    EIN 334335353 · Headquarters: WELLESLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Able Heart Studio Inc

    EIN 834488272 · Headquarters: Amesbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Abraham Kaplan Charitable Foundation

    EIN 046067737 · Headquarters: MARBLEHEAD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  79. Abraham Shapiro Charity Fund C/o Morris & Morris

    EIN 046043588 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  80. Abraham W Rizika Foundation C/o Adam Rizika

    EIN 046086312 · Headquarters: CHESTNUT HILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  81. Abundant Housing MA Inc

    EIN 851886940 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Ac Mustangs Soccer Club Inc

    EIN 451638941 · Headquarters: BROCKTON, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  83. Ac Ratshesky Foundation

    EIN 046017426 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. Aca Massachusetts Intergroup

    EIN 992810869 · Headquarters: Somerville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. ACA Scholarship Trust

    EIN 026019759 · Headquarters: Lakeville, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  86. Acadien Social Club

    EIN 041013030 · Headquarters: GARDNER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Access Solutions for Life Inc

    EIN 342047377 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  88. Ace Mentor Program of Massachusetts Inc

    EIN 264075224 · Headquarters: WAKEFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Achas Foundation Inc

    EIN 861489984 · Headquarters: Lynn, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  90. ACLU of Massachusetts

    EIN 041180450 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Acmp New England

    EIN 475425690 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Acoaxet Club Inc

    EIN 043308688 · Headquarters: WESTPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Acres of Pines Inc

    EIN 042809371 · Headquarters: West Yarmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Act on Mass Inc

    EIN 832798988 · Headquarters: DORCHESTR CTR, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. Actblue Civics Inc

    EIN 455097038 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Action Centered Tutoring Services

    EIN 222784975 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Action for Equity Inc

    EIN 844687278 · Headquarters: DORCHESTER CENTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Action Life Ministries International Inc

    EIN 862235066 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  99. Acton Boxboro Little League Abyboprg

    EIN 521287248 · Headquarters: ACTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Acton Boxborough Education Association

    EIN 471095869 · Headquarters: ACTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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