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. University of Massachusetts

    EIN 611557308 · Headquarters: Quincy, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. University of Massachusetts

    EIN 611682696 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. University of Massachusetts

    EIN 611727626 · Headquarters: Taunton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. University of Massachusetts

    EIN 743167191 · Headquarters: Southwick, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. University of Massachusetts

    EIN 753122434 · Headquarters: Belchertown, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. University of Massachusetts

    EIN 753122439 · Headquarters: Westfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. University of Massachusetts

    EIN 760719171 · Headquarters: Chesterfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. University of Massachusetts

    EIN 800285562 · Headquarters: Southwick, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  9. University of Massachusetts

    EIN 813061312 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. University of Massachusetts

    EIN 814214932 · Headquarters: Palmer, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  11. University of Massachusetts

    EIN 814401092 · Headquarters: Gardner, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  12. University of Massachusetts

    EIN 814672086 · Headquarters: Hatfield, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. University of Massachusetts

    EIN 814695297 · Headquarters: Marshfield, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  14. University of Massachusetts

    EIN 814883275 · Headquarters: Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  15. University of Massachusetts

    EIN 815128736 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  16. University of Massachusetts

    EIN 820747590 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. University of Massachusetts

    EIN 820980705 · Headquarters: Hingham, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. University of Massachusetts

    EIN 821397326 · Headquarters: Cotuit, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  19. University of Massachusetts

    EIN 821493420 · Headquarters: North Adams, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. University of Massachusetts

    EIN 821743265 · Headquarters: TAUNTON, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  21. University of Massachusetts

    EIN 821902261 · Headquarters: Carver, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  22. University of Massachusetts

    EIN 821980729 · Headquarters: Spencer, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. University of Massachusetts

    EIN 822069197 · Headquarters: Brewster, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. University of Massachusetts

    EIN 822637946 · Headquarters: Stoughton, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. University of Massachusetts

    EIN 822745006 · Headquarters: Berndardston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. University of Massachusetts

    EIN 822902531 · Headquarters: Ashfield, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  27. University of Massachusetts

    EIN 823087108 · Headquarters: BELCHERTOWN, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  28. University of Massachusetts

    EIN 823123668 · Headquarters: Cotuit, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. University of Massachusetts

    EIN 823141618 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  30. University of Massachusetts

    EIN 823202363 · Headquarters: Athol, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. University of Massachusetts

    EIN 823378610 · Headquarters: Hingham, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. University of Massachusetts

    EIN 823569540 · Headquarters: West Brookfield, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  33. University of Massachusetts

    EIN 823688937 · Headquarters: Clinton, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  34. University of Massachusetts

    EIN 823913193 · Headquarters: Millbury, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  35. University of Massachusetts

    EIN 824138939 · Headquarters: Halifax, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. University of Massachusetts

    EIN 824287361 · Headquarters: Princeton, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  37. University of Massachusetts

    EIN 824532193 · Headquarters: Goshen, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. University of Massachusetts

    EIN 825155144 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. University of Massachusetts

    EIN 830342512 · Headquarters: Southwick, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. University of Massachusetts

    EIN 831541378 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  41. University of Massachusetts

    EIN 831662477 · Headquarters: New Braintree, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. University of Massachusetts

    EIN 832021101 · Headquarters: Hull, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. University of Massachusetts

    EIN 832109697 · Headquarters: Hardwick, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  44. University of Massachusetts

    EIN 832514608 · Headquarters: Hanson, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. University of Massachusetts

    EIN 833564947 · Headquarters: Hull, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  46. University of Massachusetts

    EIN 843187378 · Headquarters: Hull, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. University of Massachusetts

    EIN 853884606 · Headquarters: Sandwich, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. University of Massachusetts

    EIN 861591812 · Headquarters: Tyngsboro, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. University of Massachusetts

    EIN 862094318 · Headquarters: Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. University of Massachusetts

    EIN 863961873 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. University of Massachusetts

    EIN 870969434 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. University of Massachusetts

    EIN 872162967 · Headquarters: Barnstable, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. University of Massachusetts

    EIN 872771404 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. University of Massachusetts

    EIN 872849917 · Headquarters: Duxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  55. University of Massachusetts

    EIN 873098279 · Headquarters: Hingham, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  56. University of Massachusetts

    EIN 873198797 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  57. University of Massachusetts

    EIN 873557856 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. University of Massachusetts

    EIN 873966017 · Headquarters: Duxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  59. University of Massachusetts

    EIN 873979311 · Headquarters: Northfield, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  60. University of Massachusetts

    EIN 874268310 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. University of Massachusetts

    EIN 881216602 · Headquarters: Westport, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. University of Massachusetts

    EIN 900986765 · Headquarters: Chesterfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. University of Massachusetts

    EIN 943457389 · Headquarters: Spencer, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  64. University of Massachusetts Amherst Alumni Association Inc

    EIN 042128443 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. University of Massachusetts Chaarg

    EIN 861930249 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. UNIVERSITY OF Massachusetts Massachusetts 4-H Dairy

    EIN 542117574 · Headquarters: Brimfield, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. University Staff Association Inc

    EIN 042689592 · Headquarters: Amherst, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  68. Upland Game Inc C/o Stephen Berkeley

    EIN 042121652 · Headquarters: WALPOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Upland Sportsman's Club Inc

    EIN 042472399 · Headquarters: Plympton, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Upper Charles Conservation Land Trust Inc

    EIN 223242438 · Headquarters: MEDFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Upper Falls Childrens Center Inc

    EIN 042456884 · Headquarters: Newton Upper Falls, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Upper Hand Charities

    EIN 936420054 · Headquarters: Dedham, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Upseu Madivi106

    EIN 473335199 · Headquarters: Southwick, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Upton Bloomer Girls Ltd

    EIN 042704619 · Headquarters: Upton, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Upton Vfw Auxiliary

    EIN 923474088 · Headquarters: Upton, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  76. Upward Bound Youth Development Inc

    EIN 043158226 · Headquarters: OAK BLUFFS, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Urban Achievers Safe School Inc

    EIN 862388819 · Headquarters: Dorchester Center, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Urban Edge

    EIN 237450277 · Headquarters: Roxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Urban League of Greater Springfield Inc

    EIN 042133248 · Headquarters: SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Urban Revival Inc

    EIN 042660311 · Headquarters: JAMAICA PLAIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Urban Youth Excel New England Inc

    EIN 823594667 · Headquarters: Gloucester, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  82. Us Acrobatic Rock-n-roll Confederation Inc

    EIN 800633042 · Headquarters: Watertown, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  83. Us India Alliance Action Inc

    EIN 393145571 · Headquarters: BEVERLY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Us Lacrosse Inc

    EIN 521861227 · Headquarters: Wilbraham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Us Military Vets Mc Ma State

    EIN 471564828 · Headquarters: Clinton, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  86. Us Womens Caucus at the Un

    EIN 862215530 · Headquarters: New Beford, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. USA Track & Field-new England Inc

    EIN 043016191 · Headquarters: BRIGHTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Usher Syndrome Society Inc

    EIN 261577154 · Headquarters: Needham, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Uss Boston Shipmates Inc

    EIN 043009632 · Headquarters: Brockton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Uss Constitution Chapter of the Naval Enlisted Reserve Association

    EIN 222553205 · Headquarters: Marston Mills, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Uss Fulton as 11 Association

    EIN 351797438 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Usta New England Inc

    EIN 046006570 · Headquarters: WESTBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Utilities Workers of NE

    EIN 046064280 · Headquarters: Fitchburg, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Utility Contractors Association of New England Inc

    EIN 042385721 · Headquarters: QUINCY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Utility Workers of America AFL-CIO Local Union 369

    EIN 042086355 · Headquarters: Quincy, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Utility Workers Union of America - Local B330

    EIN 046156855 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Utility Workers Union of America Afl-cio

    EIN 042781995 · Headquarters: Fitchburg, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Utility Workers Union of America Afl-cio

    EIN 046118562 · Headquarters: Braintree, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Utility Workers Union of America Afl-cio

    EIN 046147953 · Headquarters: Braintree, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Utility Workers Union of America Afl-cio

    EIN 046147954 · Headquarters: Taunton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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