Unknown & Unclassified nonprofits in New York

Unknown & Unclassified nonprofits in New York. Browse 31,594 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. Sons of Negus Soccer Club

    EIN 593785760 · Headquarters: Bronx, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Sons of Norway

    EIN 132881755 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. Sons of Norway

    EIN 237143243 · Headquarters: Tuxedo Park, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Sons of Norway

    EIN 237143246 · Headquarters: Oakdale, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Sons of Norway

    EIN 237143247 · Headquarters: Valley Stream, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Sons of Norway

    EIN 237143249 · Headquarters: Yonkers, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Sons of Norway

    EIN 237146094 · Headquarters: staten isand, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Sons of Norway

    EIN 237525707 · Headquarters: BROOKLYN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Sons of Norway

    EIN 237525714 · Headquarters: Bethpage, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Sons of Norway

    EIN 237525717 · Headquarters: Kingston, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Sons of Norway

    EIN 237525718 · Headquarters: YORKTOWN HEIGHTS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Sons of Norway

    EIN 237525723 · Headquarters: Spencerport, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Sons of Norway

    EIN 237525724 · Headquarters: St James, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Sons of Norway

    EIN 930761009 · Headquarters: Walton, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. Sons of Norway 3 District

    EIN 510232312 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  16. Sons of the American Legion Friendship Squadron 1168

    EIN 474118291 · Headquarters: Friendship, NY, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  17. Sons of the American Legion Squadron 638

    EIN 461335768 · Headquarters: Falconer, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. Sons of the American Legion Squadron 833 Smithwon NY

    EIN 883422459 · Headquarters: Smithtown, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Sons of the American Legion Squadron No 1771

    EIN 471867340 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  20. Sons of the American Legion Squadron No 20

    EIN 331168795 · Headquarters: plattsburgh, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  21. Sons of the Union Veterans of the Civil War

    EIN 383941099 · Headquarters: Macedon, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Sons of Union Veterans of the Civil War

    EIN 113131501 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Sons of Union Veterans of the Civil War

    EIN 134027116 · Headquarters: Goshen, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Sons of Union Veterans of the Civil War

    EIN 136165515 · Headquarters: Goshen, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Sons of Union Veterans of the Civil War

    EIN 141750397 · Headquarters: Albany, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Sons of Union Veterans of the Civil War

    EIN 161557884 · Headquarters: Natural Bridge, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Sons of Union Veterans of the Civil War

    EIN 223654289 · Headquarters: Sauquoit, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Sons of Union Veterans of the Civil War

    EIN 237022373 · Headquarters: North Greece, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Sons of Union Veterans of the Civil War

    EIN 262046877 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Sons of Union Veterans of the Civil War

    EIN 300704190 · Headquarters: Odessa, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  31. Sons of Union Veterans of the Civil War

    EIN 450584988 · Headquarters: Natural Bridge, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Sons of Union Veterans of the Civil War

    EIN 731686726 · Headquarters: SPENCERPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Sons of Union Veterans of the Civil War

    EIN 800552618 · Headquarters: Odessa, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Sons of Union Veterans of the Civil War

    EIN 882635667 · Headquarters: Honeoye Falls, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Sons of Union Veterans of the Civil War

    EIN 911851855 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Sons of Union Veterans of the Civil War

    EIN 992357320 · Headquarters: Liverpool, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Sonya Staff Foundation Inc

    EIN 133230154 · Headquarters: Lake Success, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Sophia and William Casey Foundation

    EIN 510153218 · Headquarters: MELVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. Sophie Finn Pto

    EIN 743236233 · Headquarters: Kingston, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  40. Soroptimist International of Staten Island

    EIN 200895316 · Headquarters: STATEN ISLAND, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Sorosis Inc

    EIN 136124404 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Sos Action Fund Inc

    EIN 451292489 · Headquarters: SCARSDALE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Sos Shelter Inc

    EIN 161119831 · Headquarters: ENDICOTT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Souders Margaret Tuw Fbo Mt Holly

    EIN 236448754 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Soul Solutions

    EIN 800380003 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Soulcare Inc

    EIN 833041469 · Headquarters: FISHKILL, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Sound Justice Initiative Inc

    EIN 843124650 · Headquarters: RIVERHEAD, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Sound of Life Inc

    EIN 141594890 · Headquarters: Lake Katrine, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. Sound Symphony Inc

    EIN 112719565 · Headquarters: Miller Place, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Soundview at Montauk Property Owners Association Inc

    EIN 352350377 · Headquarters: Montauk, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Soundview Reunion Committee

    EIN 473726373 · Headquarters: BRONX, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Source Music Inc

    EIN 133372656 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  53. Source Spirituelle Rock of Ages Inc

    EIN 474046959 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. South Asian Americans Chamber of Commerce Inc

    EIN 814999257 · Headquarters: Jamaica, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  55. South Asian Young Women Entrepreneurs Inc

    EIN 272475551 · Headquarters: jericho, NY, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  56. South Bay Art Association

    EIN 116021769 · Headquarters: Bellport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. South Bay Veterans Club Inc

    EIN 030589309 · Headquarters: Patchogue, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. South Bridge Adult & Senior Citizen Activities Center Inc

    EIN 132876111 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. South Bronx Churches Sponsoring Committee Inc

    EIN 061175503 · Headquarters: BRONX, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  60. South Buffalo Chapter 1750 Women of the Moose

    EIN 510210301 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. South Buffalo Community Association

    EIN 161062805 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. South Central Behavioral Health Network Inc

    EIN 332333753 · Headquarters: Cortland, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. South Central Fire Police Association

    EIN 800964111 · Headquarters: ENDWELL, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. South Colonie Friends of Music Inc

    EIN 237241925 · Headquarters: Albany, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  65. South Country Bellport Little League Inc

    EIN 932605959 · Headquarters: Bellport, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. South Country Library

    EIN 112207749 · Headquarters: BELLPORT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. South Country Retired Educators

    EIN 844466654 · Headquarters: Bellport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. South Dakota Thoracic Society

    EIN 821404679 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. South Eastern New York Area Committ & Assembly of Alcoholics Anonymous

    EIN 133617744 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. South Farmingdale Volunteer & Exempt Fir

    EIN 113087210 · Headquarters: SOUTH FARMINGDALE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. South Fork Country Club Inc

    EIN 111960057 · Headquarters: AMAGANSETT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. South Fork Craftsmens Guild

    EIN 113251383 · Headquarters: Water Mill, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. South Glens Falls Faculty Association

    EIN 222731893 · Headquarters: SOUTH GLENS FALLS, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. South High Parents Club

    EIN 237228421 · Headquarters: VALLEY STREAM, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. South Jamaica Center for Children and Parents Inc

    EIN 510179375 · Headquarters: JAMAICA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. South Jeff Pop Warner Little Scholars Inc

    EIN 161581776 · Headquarters: Adams Center, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. South Jefferson Chamber of Commerce

    EIN 161429409 · Headquarters: Adams, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. South Jefferson Community Action Corporation

    EIN 510152944 · Headquarters: Adams, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  79. South Lewis Housing Development Fund Company Inc

    EIN 161277474 · Headquarters: Lowville, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. South Macedon Fire and Rescue Inc

    EIN 463938384 · Headquarters: MACEDON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. South Manor Pta

    EIN 113281701 · Headquarters: MANORVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. South Merrick Community Civic Association Inc

    EIN 204968767 · Headquarters: MERRICK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. South Nassau Cardiovascular Practice Pc South Nassau Communities Hospital

    EIN 383843950 · Headquarters: OCEANSIDE, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-T

  84. South Nassau Counselling Services Inc

    EIN 112678543 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  85. South Nassau Spectacular Asd Lions Club

    EIN 874218007 · Headquarters: Oceanside, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. South New Berlin Free Library

    EIN 160923548 · Headquarters: South New Berlin, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. South Onondaga Cemetery Association Inc

    EIN 150454515 · Headquarters: Nedrow, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. South Onondaga Fire Department Inc

    EIN 223033389 · Headquarters: NEDROW, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. South Orangetown Ambulance Corps Inc

    EIN 136122923 · Headquarters: TAPPAN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. South Owego Rural Cemetery

    EIN 934105964 · Headquarters: Owego, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. South Plainfield Oo Gun Club

    EIN 223226801 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. South Plymouth Cemetery Association

    EIN 150556022 · Headquarters: Norwich, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. South Portland Avenue Block Association

    EIN 464468059 · Headquarters: BROOKLYN, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. South Richmond Youth Project Inc

    EIN 133243345 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. South Riverdale Youth Baseball League Inc

    EIN 134197955 · Headquarters: BRONX, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. South Rome Senior Citizens Inc

    EIN 161182870 · Headquarters: ROME, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. South Salem Firemens Benevolent Assoc

    EIN 132895125 · Headquarters: SOUTH SALEM, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. South Seneca Class of 1995 Alumni Association

    EIN 473580248 · Headquarters: Hector, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. South Seneca Teachers Association

    EIN 900424953 · Headquarters: Interlaken, NY, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  100. South Setauket Homwowners Association

    EIN 113599518 · Headquarters: Centereach, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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