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. Somerville Chamber of Commerce

    EIN 042038139 · Headquarters: SOMERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Somerville Community Access Television Inc

    EIN 222506464 · Headquarters: SOMERVILLE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Somerville Community Chorus

    EIN 822071178 · Headquarters: SOMERVILLE, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Somerville Community Land Trust Inc

    EIN 834461699 · Headquarters: Somerville, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Somerville Dog Owners Group Inc

    EIN 721600654 · Headquarters: Somerville, MA, US · Animal Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  6. Somerville Educators Union #12210

    EIN 237229947 · Headquarters: SOMERVILLE, MA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Somerville Foundation for Animals Inc

    EIN 452677862 · Headquarters: SOMERVILLE, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  8. Somerville Garden Club

    EIN 800329609 · Headquarters: SOMERVILLE, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Somerville High School Ptsa

    EIN 831841275 · Headquarters: Somerville, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Somerville High School Scholarship Foundation Inc

    EIN 411672278 · Headquarters: SOMERVILLE, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Somerville High School Track Parents and Alumni Club Inc

    EIN 043135139 · Headquarters: DORCHESTER, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Somerville Hispanic Association for Community Deve

    EIN 432083625 · Headquarters: SOMERVILLE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Somerville Historical Society

    EIN 046079655 · Headquarters: SOMERVILLE, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Somerville Hockey Blueliners

    EIN 841620810 · Headquarters: Somerville, MA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Somerville Homeless Coalition Inc

    EIN 042897447 · Headquarters: SOMERVILLE, MA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Somerville Hospital

    EIN 042103852 · Headquarters: MALDEN, MA, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990

  17. Somerville Jr Highlanders Softball

    EIN 932490997 · Headquarters: Somerville, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Somerville Kiwanis Scholarship Fund Inc

    EIN 222596158 · Headquarters: Somerville, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Somerville Local First

    EIN 821089266 · Headquarters: Somerville, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  20. Somerville Makers and Artists Inc

    EIN 472187545 · Headquarters: Somerville, MA, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  21. Somerville Mathematics Fund Inc

    EIN 462840495 · Headquarters: Somerville, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. Somerville Media Fund Inc

    EIN 871389757 · Headquarters: Somerville, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Somerville Mental Health Association Inc

    EIN 042347075 · Headquarters: DEDHAM, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2011 · Primary form: IRS Form 990

  24. Somerville Municipal Employees Union Smeu

    EIN 222481223 · Headquarters: MALDEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Somerville Open Studios Inc

    EIN 010814383 · Headquarters: Somerville, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Somerville Place Inc

    EIN 223520771 · Headquarters: CAMBRIDGE, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Somerville Police Employees Association

    EIN 043040433 · Headquarters: SOMERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Somerville Public Library Foundation Inc

    EIN 844438599 · Headquarters: SOMERVILLE, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Somerville Road Runners Inc

    EIN 043314409 · Headquarters: WEST SOMERVILLE, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Somerville Teachers Club Scholarship Fund Inc

    EIN 046115324 · Headquarters: SOMERVILLE, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  31. Somerville Transportation Equity Partnership

    EIN 201875025 · Headquarters: Somerville, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Somerville YMCA

    EIN 042103853 · Headquarters: SOMERVILLE, MA, United States · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Somerville Youth Development and Boxing Club

    EIN 452377131 · Headquarters: Somerville, MA, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. Somerville Youth Hockey Association

    EIN 311691477 · Headquarters: SOMERVILLE, MA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Somerville Youth Soccer League Inc

    EIN 300794928 · Headquarters: Somerville, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Somerville-cambridge Elder Services Incorporated

    EIN 042515020 · Headquarters: SOMERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Son of Man Ministry Inc

    EIN 474356229 · Headquarters: NORTHBRIDGE, MA, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  38. Sona Dolan Memorial Microscopical Observatory Inc

    EIN 473136871 · Headquarters: Belchertown, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. SONA Global Limited

    EIN 882394599 · Headquarters: Boston, MA, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Sonelia Incorporated

    EIN 455116729 · Headquarters: Longmeadow, Massachusetts, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  41. Song Inc

    EIN 882619248 · Headquarters: Danvers, MA, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. Song Keepers Ltd

    EIN 474169437 · Headquarters: EAST WAREHAM, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Songbird Sings Inc

    EIN 270471892 · Headquarters: Shelburne Falls, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Songtime Inc

    EIN 237208134 · Headquarters: Centerville, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Sonia Daly Belcher Fund Inc

    EIN 844729872 · Headquarters: Norwood, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Sonia Noemi Munoz Hope

    EIN 813525723 · Headquarters: Springfield, MA, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Sonic Liberation Players Inc

    EIN 831373017 · Headquarters: LINCOLN, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Sonoma Maple Schuyler Tennants Association Inc

    EIN 043281392 · Headquarters: BOSTON, MA, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. Sonrisas

    EIN 204405556 · Headquarters: Cheshire, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Sons & Daughters of Alexander the Great Inc

    EIN 923223791 · Headquarters: Arlington, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  51. Sons and Daughters of Hawley Inc

    EIN 042738928 · Headquarters: HAWLEY, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Sons and Daughters of the First Settlers of Newbury Mass Inc

    EIN 237350846 · Headquarters: Newburyport, MA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Sons of Amvets

    EIN 043326678 · Headquarters: South Yarmouth, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Sons of Amvets Dept of Ma Squadron 2012

    EIN 464964580 · Headquarters: WESTMINSTER, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Sons of Amvets Post 2001

    EIN 990907142 · Headquarters: Avon, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Sons of Amvets Post 208 Department of Massachusetts

    EIN 043486743 · Headquarters: Hudson, MA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Sons of Amvets Squadron 70

    EIN 471089681 · Headquarters: Falmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  58. Sons of Amvets Squadron Charter Haverhill 147

    EIN 264746580 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Sons of Chekka Club Inc

    EIN 043228989 · Headquarters: Mansfield, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  60. Sons of Confederate Veterans Inc

    EIN 582181608 · Headquarters: West Newbury, MA, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  61. Sons of Erin Cape Cod Inc

    EIN 260111468 · Headquarters: WEST YARMOUTH, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Sons of Italy 216 Charitable & Educational Trust

    EIN 046718220 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  63. Sons of Italy in America

    EIN 010719847 · Headquarters: Lawrence, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Sons of Italy in America

    EIN 010720324 · Headquarters: Watertown, MA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  65. Sons of Italy in America

    EIN 010721395 · Headquarters: Newton, MA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  66. Sons of Italy in America

    EIN 020306443 · Headquarters: Peabody, MA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  67. Sons of Italy in America

    EIN 030462517 · Headquarters: Norwood, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Sons of Italy in America

    EIN 042238781 · Headquarters: LEE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Sons of Italy in America

    EIN 042499593 · Headquarters: WINCHESTER, MA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Sons of Italy in America

    EIN 042531056 · Headquarters: North Adams, MA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  71. Sons of Italy in America

    EIN 042580413 · Headquarters: Burlington, MA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  72. Sons of Italy in America

    EIN 042600875 · Headquarters: ARLINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Sons of Italy in America

    EIN 042808242 · Headquarters: Winchester, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Sons of Italy in America

    EIN 043098268 · Headquarters: TAUNTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Sons of Italy in America

    EIN 043099067 · Headquarters: FITCHBURG, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sons of Italy in America

    EIN 043117140 · Headquarters: NORTHBOROUGH, MA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Sons of Italy in America

    EIN 043117903 · Headquarters: East Walpole, MA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  78. Sons of Italy in America

    EIN 043131500 · Headquarters: Belmont, MA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  79. Sons of Italy in America

    EIN 043220923 · Headquarters: North Easton, MA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  80. Sons of Italy in America

    EIN 043266352 · Headquarters: BOXFORD, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Sons of Italy in America

    EIN 043296715 · Headquarters: WAKEFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Sons of Italy in America

    EIN 043407438 · Headquarters: Pinehurst, MA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  83. Sons of Italy in America

    EIN 043461324 · Headquarters: Quincy, MA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Sons of Italy in America

    EIN 046064459 · Headquarters: Medford, MA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Sons of Italy in America

    EIN 046292685 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Sons of Italy in America

    EIN 046361680 · Headquarters: STOUGHTON, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  87. Sons of Italy in America

    EIN 046363342 · Headquarters: Melrose, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  88. Sons of Italy in America

    EIN 046411709 · Headquarters: HOPEDALE, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Sons of Italy in America

    EIN 050538099 · Headquarters: Belmont, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  90. Sons of Italy in America

    EIN 222511925 · Headquarters: Methuen, MA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Sons of Italy in America

    EIN 222519337 · Headquarters: Pittsfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Sons of Italy in America

    EIN 222571345 · Headquarters: MARBLEHEAD, MA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Sons of Italy in America

    EIN 260059009 · Headquarters: Natick, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  94. Sons of Italy in America

    EIN 270018711 · Headquarters: Braintree, MA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Sons of Italy in America

    EIN 273012432 · Headquarters: Billerica, MA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  96. Sons of Italy in America

    EIN 412047700 · Headquarters: BROCKTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Sons of Italy in America

    EIN 421540932 · Headquarters: HINGHAM, MA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  98. Sons of Italy in America

    EIN 461548717 · Headquarters: Lynn, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Sons of Italy in America

    EIN 680509926 · Headquarters: Braintree, MA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  100. Sons of Italy in America

    EIN 832677085 · Headquarters: Wayland, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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