Nonprofits in Massachusetts

Nonprofits in Massachusetts. Browse 52,168 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. Kiwanis Club of Northampton Inc

    EIN 824961823 · Headquarters: Florence, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Kiwanis Club of Pittsfield

    EIN 273027227 · Headquarters: Pittsfield, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. Kiwanis Club of Sheffield

    EIN 046112865 · Headquarters: SHEFFIELD, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. Kiwanis Club of Springfield Mass Foundation

    EIN 046113095 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Kiwanis Club of Wellesley Inc

    EIN 042704335 · Headquarters: Wellesley, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Kiwanis Club of Westfield

    EIN 046060158 · Headquarters: WESTFIELD, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  7. Kiwanis Club of Wilmington Ma Inc

    EIN 042440830 · Headquarters: Wilmington, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Kiwanis Club of Worcester Inc

    EIN 042002090 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Kiwanis Foundation of New England Inc

    EIN 237209028 · Headquarters: WESTFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Kiwanis Foundation of Worcester Inc

    EIN 046051006 · Headquarters: WORCESTER, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Kiwanis International

    EIN 043101448 · Headquarters: Weymouth, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  12. Kiwanis International Haverhill

    EIN 046072754 · Headquarters: Haverhill, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  13. Kiwanis International Inc

    EIN 041509630 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Kiwanis International Inc

    EIN 042373789 · Headquarters: Middleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Kiwanis International Inc

    EIN 042441056 · Headquarters: EAST BRIDGEWATER, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Kiwanis International Inc

    EIN 042450540 · Headquarters: I choose not to answer, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Kiwanis International Inc

    EIN 042559369 · Headquarters: Haverhill, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  18. Kiwanis International Inc

    EIN 042659888 · Headquarters: West Wareham, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  19. Kiwanis International Inc

    EIN 042663541 · Headquarters: Allston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Kiwanis International Inc

    EIN 042686635 · Headquarters: Plymouth, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Kiwanis International Inc

    EIN 043281739 · Headquarters: Seekonk, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  22. Kiwanis International Inc

    EIN 043376875 · Headquarters: West Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Kiwanis International Inc

    EIN 043514116 · Headquarters: Chicopee, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  24. Kiwanis International Inc

    EIN 046044091 · Headquarters: Brockton, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  25. Kiwanis International Inc

    EIN 046046546 · Headquarters: Shelburne Falls, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  26. Kiwanis International Inc

    EIN 046060894 · Headquarters: Winchendon, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  27. Kiwanis International Inc

    EIN 046068334 · Headquarters: Beverly, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Kiwanis International Inc

    EIN 046073971 · Headquarters: SOMERVILLE, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  29. Kiwanis International Inc

    EIN 046074892 · Headquarters: Holyoke, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  30. Kiwanis International Inc

    EIN 046086552 · Headquarters: Lee, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Kiwanis International Inc

    EIN 046112431 · Headquarters: new bedford, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  32. Kiwanis International Inc

    EIN 046112843 · Headquarters: Northfield, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  33. Kiwanis International Inc

    EIN 046114495 · Headquarters: whitman, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  34. Kiwanis International Inc

    EIN 046125396 · Headquarters: Milton, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  35. Kiwanis International Inc

    EIN 046125455 · Headquarters: Somerset, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  36. Kiwanis International Inc

    EIN 046126362 · Headquarters: NEWTON, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  37. Kiwanis International Inc

    EIN 046128287 · Headquarters: REVERE, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Kiwanis International Inc

    EIN 046130235 · Headquarters: Duxbury, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  39. Kiwanis International Inc

    EIN 046135318 · Headquarters: West Roxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Kiwanis International Inc

    EIN 046185917 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Kiwanis International Inc

    EIN 046192824 · Headquarters: Bernardston, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  42. Kiwanis International Inc

    EIN 046192825 · Headquarters: AUBURN, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  43. Kiwanis International Inc

    EIN 201953159 · Headquarters: Beverly, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  44. Kiwanis International Inc

    EIN 222576406 · Headquarters: East Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Kiwanis International Inc

    EIN 237287280 · Headquarters: Ludlow, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  46. Kiwanis International Inc

    EIN 237352094 · Headquarters: Easthampton, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  47. Kiwanis International Inc

    EIN 237419816 · Headquarters: Bridgewater, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  48. Kiwanis International Inc

    EIN 273003923 · Headquarters: East Sandwich, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Kiwanis International Inc

    EIN 475366676 · Headquarters: Weymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. Kiwanis International Inc

    EIN 651296034 · Headquarters: Mashpee, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Kiwanis International Inc

    EIN 800520790 · Headquarters: Northfield, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  52. Kiwanis International Inc

    EIN 830655590 · Headquarters: Peabody, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Kiwanis International Inc

    EIN 831486160 · Headquarters: Melrose, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  54. Kiwanis International Inc

    EIN 881014675 · Headquarters: Weymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. Kiwanis International Inc

    EIN 911840476 · Headquarters: Mashpee, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  56. Kiwanis International Inc

    EIN 934666040 · Headquarters: Milton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Kiwanis International Inc

    EIN 991694044 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Kiwanis International Inc (K01308 Taunton)

    EIN 046136814 · Headquarters: TAUNTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Kiwanis International K01202 Greater Lawrence

    EIN 046065272 · Headquarters: ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  60. Kiwanis International K10363 Lowell Club Kiwanis Club of Lowell Inc

    EIN 042163384 · Headquarters: LOWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  61. Kiwanis International Kiwanis Club of Marshfield Inc

    EIN 046073876 · Headquarters: MARSHFIELD, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990

  62. Kiwanis International Kiwanis Club of Medford Inc

    EIN 046118584 · Headquarters: WAKEFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. KJ Inc

    EIN 900332047 · Headquarters: Newburyport, MA, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  64. Klaus-jurgen Bathe Charitable Foundation

    EIN 046927546 · Headquarters: BOSTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  65. Klevaner Cemetery Association

    EIN 042625826 · Headquarters: HYANNIS, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Klezmer Conservatory Foundation Inc

    EIN 222492172 · Headquarters: Watertown, MA, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  67. Klingenstein Charitable Foundation Trust

    EIN 656266949 · Headquarters: NEWTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  68. Klj Way Inc

    EIN 831563973 · Headquarters: Randolph, MA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  69. Klo Community Spirit Inc

    EIN 820723205 · Headquarters: Cambridge, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Kms Pto Natick Inc

    EIN 300880417 · Headquarters: NATICK, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Kms Scholarship Fund Inc

    EIN 922645136 · Headquarters: Boston, MA, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. Knez Family Charitable Foundation C/o Castanea Partners

    EIN 223850785 · Headquarters: NEWTON, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. Knickerbocker Properties Inc Xi C/o Cabot Properties Inc

    EIN 043248950 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Knickerbocker Properties Inc Xliii C/o Cabot Properties Inc

    EIN 201460024 · Headquarters: BOSTON, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Knickerbocker Terminus Llc

    EIN 332051828 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Knight Masons of the USA

    EIN 042949434 · Headquarters: Franklin, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Knight of Cape Cod

    EIN 332231816 · Headquarters: SOUTH YARMOUTH, MA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Knight of Columbus Building Assn

    EIN 042002990 · Headquarters: Dedham, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Knight of Columbus Council 228

    EIN 521447965 · Headquarters: Webster, MA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  80. Knight Riders Youth Baseball Inc

    EIN 842930020 · Headquarters: North Andover, MA, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. Knighten Guild and Company

    EIN 462741541 · Headquarters: WILLIAMSBURG, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  82. Knighthorse Theatre Company Inc

    EIN 412111144 · Headquarters: Scituate, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Knights Football Family

    EIN 824122650 · Headquarters: REVERE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Knights of Colombus Supreme Council

    EIN 270233681 · Headquarters: Carver, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Knights of Columbus

    EIN 020782788 · Headquarters: Hanscom Air Force Base, MA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. Knights of Columbus

    EIN 020803691 · Headquarters: Dartmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Knights of Columbus

    EIN 041120088 · Headquarters: Brighton, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Knights of Columbus

    EIN 041511263 · Headquarters: Lowell, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Knights of Columbus

    EIN 041511267 · Headquarters: Holyoke, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Knights of Columbus

    EIN 041511271 · Headquarters: PEABODY, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  91. Knights of Columbus

    EIN 041511278 · Headquarters: Northampton, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  92. Knights of Columbus

    EIN 041528010 · Headquarters: Lawrence, MA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Knights of Columbus

    EIN 041591157 · Headquarters: NORWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Knights of Columbus

    EIN 041925935 · Headquarters: West Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Knights of Columbus

    EIN 041982293 · Headquarters: Woburn, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Knights of Columbus

    EIN 042272708 · Headquarters: PITTSFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Knights of Columbus

    EIN 042516321 · Headquarters: Whitman, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Knights of Columbus

    EIN 042557032 · Headquarters: Falmouth, MA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  99. Knights of Columbus

    EIN 042576446 · Headquarters: Andover, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Knights of Columbus

    EIN 042602695 · Headquarters: North Easton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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