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. Phillipston Youth Supporters Charitable Tr

    EIN 856623912 · Headquarters: Phillipston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Philomena-bishop Juwle High School Alumni Association Inc

    EIN 201639914 · Headquarters: Needham, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Phineas W Sprague Memorial Foundation

    EIN 046043554 · Headquarters: MANSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  4. Phoenix Group Inc

    EIN 800287862 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  5. Phoenix Legacy Sports Inc

    EIN 332026860 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Phyllis W Mcgillicuddy Charitable Trust Co

    EIN 046245712 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. Physicians for a National Health Program

    EIN 043332054 · Headquarters: Jamaica Plain, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Physicians Organization at Children's Hospital Inc

    EIN 043266103 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  9. Pi Kappa Alpha Fraternity

    EIN 043186622 · Headquarters: ROXBURY, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  10. Pi Kappa Alpha Fraternity Lambda Nu Chapter

    EIN 201888721 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  11. Pi Kappa Phi

    EIN 262819751 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Pi Kappa Phi Fraternity

    EIN 833081817 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Pi Lambda Phi Fraternity

    EIN 042721968 · Headquarters: Malden, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Pi Mu Epsilon

    EIN 900540374 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Pi Mu Epsilon Fraternity

    EIN 461867521 · Headquarters: WESTFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Pi Mu Epsilon Fraternity

    EIN 462075493 · Headquarters: SPRINGFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Pi Mu Epsilon Fraternity

    EIN 462710422 · Headquarters: NORTH ANDOVER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Pi Mu Epsilon Fraternity

    EIN 465381033 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Pi Mu Epsilon Fraternity

    EIN 465388317 · Headquarters: SALEM, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Pi Mu Epsilon Fraternity

    EIN 813925734 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Pi Mu Epsilon Inc

    EIN 237277027 · Headquarters: BRIDGEWATER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Pi Mu Epsilon Inc

    EIN 900148863 · Headquarters: CHESTNUT HILL, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Pi Mu Epsilon Inc

    EIN 900148865 · Headquarters: WORCESTER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Pi Mu Epsilon Inc

    EIN 900350381 · Headquarters: FITCHBURG, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Pi Mu Epsilon Inc

    EIN 912074964 · Headquarters: WORCESTER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Pi Mu Epsilon Inc

    EIN 912074965 · Headquarters: LOWELL, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Pi Mu Epsilon Inc

    EIN 912074966 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Piano Technicians Guild W Ma Ch

    EIN 900405524 · Headquarters: Haydenville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Piccolo Family Charitable Foundationinc C/o C Henry Kezer Esq

    EIN 050585675 · Headquarters: MALDEN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  30. Pierce School Extended Day Inc

    EIN 042544376 · Headquarters: Brookline, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Piety Corner Club

    EIN 041727915 · Headquarters: WALTHAM, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Pif 28 Inc

    EIN 841913895 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  33. Pigeon Cove Circle Inc

    EIN 510154529 · Headquarters: ROCKPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Pilates with Purpose Inc

    EIN 473559768 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  35. Pilgrim Area Collaborative Professional Staff Assoc

    EIN 222815863 · Headquarters: MARSHFIELD, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Pilgrim Foundation

    EIN 042104834 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  37. Pilgrim Lake Terrace Homeowners Association Inc

    EIN 042832037 · Headquarters: ORLEANS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Pilgrim Skating Arena Inc

    EIN 042544654 · Headquarters: HINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Pilgrim Skating Club Inc

    EIN 043086623 · Headquarters: PEMBROKE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Pillar Pathways Inc

    EIN 422173025 · Headquarters: Arlington, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Pine Brook Country Club Inc

    EIN 042007577 · Headquarters: WESTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Pine Grove Cemetery Corporation

    EIN 041729090 · Headquarters: Leicester, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Pine Grove Cemetery Corporation

    EIN 042015359 · Headquarters: EAST BROOKFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Pine Grove Cemetery Repair Fd Agy

    EIN 042129130 · Headquarters: FRANKLIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Pine Grove School Pta

    EIN 900649271 · Headquarters: ROWLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Pine Health Benefit Trust

    EIN 222999730 · Headquarters: SOUTHBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Pine Hill Cemetery Association

    EIN 041729170 · Headquarters: WESTFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Pine Hill Cemetery of Tewksbury

    EIN 043217548 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Pine Hill Estates Mobile Home Owners Association Inc

    EIN 042935193 · Headquarters: Raynham, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Pine Island Lake Inc

    EIN 042875916 · Headquarters: Easthampton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Pine Oaks One Llc

    EIN 820635009 · Headquarters: HARWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. Pine Psychoanalytic Society of New England Inc

    EIN 042555245 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Pinecrest Property Owners Association Inc

    EIN 042587111 · Headquarters: HUBBARDSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Pinnacle Partnerships Corporation

    EIN 851372377 · Headquarters: Norwell, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Pioneer Valley Association of Support Personnel

    EIN 043470326 · Headquarters: Northfield, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  56. Pioneer Valley Cappella Inc

    EIN 042765518 · Headquarters: Southampton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Pioneer Valley Christian Academy

    EIN 042502941 · Headquarters: Springfield, MA, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Pioneer Valley Interscholastic Athletic Conference Inc

    EIN 043213291 · Headquarters: FEEDING HILLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Pip Foundation Inc

    EIN 043056955 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  60. Pipefitters Association Local Union 537 Nemca Labor Management Cooperation Trust

    EIN 046751112 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Pipefitters Union Local #537 - Vacation Fund

    EIN 237255451 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Pipefitters Union Local No 537 Health & Welfare Fund

    EIN 042167074 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Pirg New Voters Project Inc

    EIN 222505821 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Pittsfield Adams Lodge No 272 of the Benevolent

    EIN 041079700 · Headquarters: Pittsfield, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Pittsfield Anti-tuberculosis Association

    EIN 042104839 · Headquarters: BECKET, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  66. Pittsfield Permanent Firemens Benefit Association Incorporated

    EIN 046115353 · Headquarters: pittsfield, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. Pittsfield Rotary Club Foundation Inc

    EIN 043349204 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Pittsfield Sportsmens Club

    EIN 046014676 · Headquarters: PITTSFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Plain St East Neighborhood Association

    EIN 921202278 · Headquarters: Berkley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Plainfield Historical Society

    EIN 042694443 · Headquarters: Plainfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Plainville Education Association

    EIN 042741640 · Headquarters: PLAINVILLE, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  72. Plainville Police Association

    EIN 222979306 · Headquarters: Plainville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Planned Giving Group of New England

    EIN 042767452 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Planned Lifetime Assistance Network of Massachusetts and Rhode Islandinc

    EIN 237159632 · Headquarters: QUINCY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Planned Parenthood Advocacy Fund Inc

    EIN 222517673 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Plastics Institute of America Inc

    EIN 576025649 · Headquarters: Concord, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Play Inc

    EIN 043139676 · Headquarters: Northampton, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  78. Pleasant Brook Pool Corporation

    EIN 042470437 · Headquarters: Lexington, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Pleasant Park Yacht Club Inc

    EIN 041732640 · Headquarters: WINTHROP, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Please Project Inc

    EIN 474079402 · Headquarters: Needham, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  81. Plowshares Education Development Ce Inc

    EIN 042578910 · Headquarters: NEWTONVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Plum Fest Charitable Inc

    EIN 872672521 · Headquarters: Newburyport, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  83. Plumbers & Pipefitters Local No 104 JATC

    EIN 222889994 · Headquarters: Holyoke, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Plumbers Local #12 Labor Management Cooperation Trust

    EIN 046742981 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Plumbers Local No 12 Building Corporation

    EIN 043541451 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Plumbers Local Union No 12

    EIN 041106780 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Plumbers Union Local 12 Welfare Plan Health and Welfare Fund

    EIN 042157164 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Plumbing & Drainage Institute

    EIN 540678272 · Headquarters: NORTH ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Plumbing-Heating-Cooling Contractors of MA Inc

    EIN 042057147 · Headquarters: Braintree, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Plymouth Aero Club Incorporated Plymouth Airport

    EIN 222544931 · Headquarters: Plymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Plymouth Antiquarian Society

    EIN 046116643 · Headquarters: Plymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  92. Plymouth Bristol Labor Council

    EIN 042800944 · Headquarters: ROCKLAND, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Plymouth Chapter No 2218 Women of the Moose

    EIN 912145900 · Headquarters: Manomet, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Plymouth County Bar Associationinc

    EIN 043110006 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. Plymouth County Development Council Inc

    EIN 237281170 · Headquarters: PLYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Plymouth County Farm Bureau Inc

    EIN 042372727 · Headquarters: South Carver, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Plymouth County Genealogists Inc

    EIN 043211778 · Headquarters: East Bridgewater, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  98. Plymouth Fragment Society

    EIN 046043957 · Headquarters: PLYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  99. Plymouth Lions Club Inc

    EIN 222665052 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Plymouth Lodge 2485 Loyal Order of Moose

    EIN 911854476 · Headquarters: Plymouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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