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. Woburnstoneham Ma Lodge 908 Be Protective Order of Elks USA In

    EIN 237583777 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Wollaston Golf Club

    EIN 041983120 · Headquarters: MILTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Wollaston Heights Neighborhood Association Inc

    EIN 474620362 · Headquarters: Quincy, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. Woman's Friend Society

    EIN 042121657 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Womans Club of Fall River

    EIN 041983380 · Headquarters: Dartmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. Women Empowered Inc

    EIN 872308971 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  7. Women in Development of Greater Boston Inc

    EIN 043140370 · Headquarters: MASHPEE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Women in Film & Video-new England Chapter Inc

    EIN 042791260 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Women Marines Association

    EIN 237014924 · Headquarters: Waymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Women Marines Association

    EIN 824446310 · Headquarters: Wakefield, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  11. Women Marines Association

    EIN 830595706 · Headquarters: Wakefield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Women Marines Association

    EIN 832246392 · Headquarters: Wakefield, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Women Marines Association C-6 Cape Fear Chapter

    EIN 843062560 · Headquarters: Wakefield, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Women Outdoors Inc

    EIN 042763747 · Headquarters: Northampton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Women Transforming Communities

    EIN 042753418 · Headquarters: Hyde Park, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  16. Women's Bar Association of Massachusetts

    EIN 042738850 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Women's Educational Center Inc Cambridge Women's Center

    EIN 237131753 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Women's Inns of Provincetown Inc

    EIN 900340931 · Headquarters: PROVINCETOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Women's Lunch Place Inc

    EIN 222514148 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Womens Classical Caucus

    EIN 133554149 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Womens Community Committee Inc

    EIN 042104435 · Headquarters: NORWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Womens Fund Southcoast Inc

    EIN 853222606 · Headquarters: New Bedford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Womens National Book Assn Inc

    EIN 510214672 · Headquarters: Winchester, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Wondermore

    EIN 042795274 · Headquarters: Dedham, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Wood Family Foundation Trust

    EIN 223090482 · Headquarters: HAMPDEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  26. Wood Products Manufacturers Assoc

    EIN 041985387 · Headquarters: Westminster, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Woodbourne Community Housing Corporation % the Community Builders Inc

    EIN 042645087 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  28. Woodland Golf Club of Auburndale

    EIN 041985970 · Headquarters: AUBURNDALE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  29. Woodlawn Cemetery

    EIN 041986040 · Headquarters: EVERETT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Woodlawn Cemetery

    EIN 046130420 · Headquarters: WELLESLEY HILLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  31. Woods Hole Community Association Inc

    EIN 046075697 · Headquarters: WOODS HOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Woods Hole Folk Music Society Limited

    EIN 042738395 · Headquarters: East Falmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Woods Hole Foundation Inc

    EIN 042601182 · Headquarters: WOODS HOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Woods Hole Golf Club

    EIN 041986440 · Headquarters: FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Woods Hole Public Library

    EIN 042310919 · Headquarters: WOODS HOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Woods Hole Theater Company Inc

    EIN 237367469 · Headquarters: WOODS HOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Woods Hole Yacht Club Inc

    EIN 042395282 · Headquarters: Woods Hole, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Woodville Rod and Gun Club Inc

    EIN 046130536 · Headquarters: WOODVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Woodworkers Guild of Rhode Island

    EIN 050500220 · Headquarters: Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Wopi Boston Inc

    EIN 471706421 · Headquarters: Waltham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Worcester Aerie 4311 Fraternal Order of Eagles Inc

    EIN 043300212 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Worcester Area Masters

    EIN 463018733 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Worcester Area Pilots Association Inc

    EIN 270171668 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Worcester Business Development Corp

    EIN 042381829 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Worcester Chapter Womens Council of Realtors

    EIN 262305678 · Headquarters: Northbridge, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  46. Worcester Chevra Kadisha & Chesed Shel Emes

    EIN 046053640 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Worcester Children's Chorus

    EIN 272819456 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Worcester Club

    EIN 041988860 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Worcester Comm Housing Resource Inc

    EIN 222719744 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Worcester Common Ground Inc

    EIN 222976657 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Worcester Community Cable Access Inc

    EIN 042984716 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Worcester Community Energy Action

    EIN 815339801 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Worcester Comprehensive Education & Care

    EIN 042484586 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Worcester Country Club

    EIN 041988915 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Worcester County Bar Association Inc

    EIN 043009711 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Worcester County Chapter Military Officers Association of America

    EIN 222502324 · Headquarters: Milford, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Worcester County Commandery No 5 Knights Templar of the United States

    EIN 041511479 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Worcester County Counsel American Legion District 4

    EIN 991180361 · Headquarters: Sutton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Worcester County Deputy Sheriff's Association Inc

    EIN 043024928 · Headquarters: Worcester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Worcester County Farm Bureau Inc

    EIN 042326754 · Headquarters: Jefferson, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Worcester County Law Library Trust

    EIN 046331338 · Headquarters: WORCESTER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Worcester County League of Sportsmen Clubs Inc

    EIN 042809073 · Headquarters: West Boylston, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  63. Worcester County Light Opera Club Inc

    EIN 046115345 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Worcester County Memorial Park Inc

    EIN 042303664 · Headquarters: PAXTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  65. Worcester County Poetry Association

    EIN 237157372 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Worcester County Shrine Club

    EIN 046357874 · Headquarters: WILMINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Worcester Credit Union

    EIN 041990205 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Worcester Detachment

    EIN 042889085 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  69. Worcester District Medical Society

    EIN 046039281 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Worcester Economic Club Inc

    EIN 043135100 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Worcester Fire Dept Credit Union

    EIN 041989205 · Headquarters: Worcester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Worcester Fire Fighters Association Local 1009 Iaff Inc

    EIN 046113356 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Worcester Firefighters 6K Road Race Inc

    EIN 200329974 · Headquarters: Worcester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Worcester First Haitian Church of the Nazarene

    EIN 992007490 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Worcester Inter-tribal Indian Center Inc

    EIN 042754066 · Headquarters: WORCESTER, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Worcester Joint Apprenticeship & Training Fund

    EIN 237042423 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Worcester Kiltie Band Inc

    EIN 043052506 · Headquarters: Quincy, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Worcester Lions Club

    EIN 992053171 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Worcester Masonic Charity & Educational Association

    EIN 042004834 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Worcester Medical Library Inc

    EIN 042108394 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Worcester Mineral Club Inc

    EIN 800555473 · Headquarters: Groton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Worcester Pistol & Rifle Club

    EIN 237286676 · Headquarters: BOYLSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Worcester Police Department Credit Union

    EIN 042064875 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  84. Worcester Polytechnic Institute

    EIN 042121659 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Worcester Regional Chamber of Commerce

    EIN 041988780 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Worcester Regional Research Bureau Inc

    EIN 042901298 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Worcester School Nurses Association

    EIN 770597304 · Headquarters: Canton, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  88. Worcester Shamrocks Womens Rugby Football Club Inc

    EIN 832180253 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Worcester St

    EIN 510220661 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Worcester Surf Casting Club Inc

    EIN 046125474 · Headquarters: Worcester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Worcesterchapterofsigmaxi

    EIN 800378523 · Headquarters: Worcester, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Word and Prayer Ministries

    EIN 222557461 · Headquarters: Fiskdale, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Working Schauzer Federation

    EIN 621598708 · Headquarters: Bourne, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Workshop Arts Inc

    EIN 453646256 · Headquarters: Newbury, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  95. Workshop of the Womans Club of Newton Highlands Inc

    EIN 042194342 · Headquarters: Newton Highlands, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  96. World Boston Inc

    EIN 042281954 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. World Federation of Jewish Child Survivors of the Holocaust

    EIN 223160096 · Headquarters: BURLINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. World History Association

    EIN 222464092 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. World Music or World Peace

    EIN 452093453 · Headquarters: GROTON, MA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  100. World Peace Foundation

    EIN 042105854 · Headquarters: SOMERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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