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. Sno-cat Ski Club of Eastern Westchester Inc

    EIN 136162686 · Headquarters: Pleasantville, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. Snow Owls Inc

    EIN 161602080 · Headquarters: Clay, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Snow Rats Snowmobile Club Inc

    EIN 208938663 · Headquarters: CARMEL, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Snowden Jg & Mm Mem Fd

    EIN 236392589 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. Snowfox Hunting Club

    EIN 474940921 · Headquarters: Gloversville, NY, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  6. So Buffalo Moose Lodge 1407 Loyal Order of TMoose

    EIN 237133479 · Headquarters: Buffalo, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  7. Sober Houses of Westchester Inc

    EIN 132618956 · Headquarters: WHITE PLAINS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Sober on Sunday

    EIN 472260838 · Headquarters: livonia, NY, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  9. Soccer League of Long Island Inc

    EIN 112906698 · Headquarters: GARDEN CITY SOUTH, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Social Operation Inc

    EIN 900771368 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  11. Social Service Employees Union Local 371 Administrative Fund

    EIN 132858100 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Social Service Employees Union Local 371 Legal Service Fund

    EIN 132831385 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Social Service League of Ithaca Inc

    EIN 150539122 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  14. Social Service Volunteers of Nassau Inc C/o Nassau County Dept of Social Serv

    EIN 112669114 · Headquarters: UNIONDALE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Social Services Commissioners Western Region

    EIN 237313516 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Socialite Club of Staten Island

    EIN 133952031 · Headquarters: ny, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Societa Figli De Ragusa Inc

    EIN 112670111 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Societa San Calogero Di Torretta

    EIN 112938389 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Societe Des Professeurs Francais Et Francophones DAmerique

    EIN 133150248 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Society for Accessible Travel and Hospitality Inc

    EIN 112431735 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  21. Society for Chamber Music in Rochester Inc

    EIN 222200196 · Headquarters: ROCHESTER, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Society for Corporate Governance Inc

    EIN 131674285 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Society for Financial Independence Inc

    EIN 460957913 · Headquarters: Mount Kisco, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Society for Garden Archaeology

    EIN 264304823 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Society for Historical Archaeology

    EIN 236446979 · Headquarters: BRIARCLIFF MANOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Society for Human Resource Management

    EIN 113051329 · Headquarters: NORTH BABYLON, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Society for Human Resource Management Central New York Chapter

    EIN 161390859 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Society for Human Resource Management of Tompkins County

    EIN 320194872 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Society for Lending Comfort to the Sick of the Township of Smithtown

    EIN 116017689 · Headquarters: SMITHTOWN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Society for Liberty Corp

    EIN 834078289 · Headquarters: ELMSFORD, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  31. Society for Marketing Professional Services

    EIN 222427019 · Headquarters: Latham, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Society for Medical Decision Making Inc

    EIN 310992960 · Headquarters: Albany, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Society for Neuroscience

    EIN 465077853 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Society for New Music

    EIN 510198960 · Headquarters: Manlius, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Society for Personality Assessment

    EIN 952418350 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 043641628 · Headquarters: Commack, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 066108627 · Headquarters: South Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 116077322 · Headquarters: Glen Head, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 116077327 · Headquarters: Commack, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 146030056 · Headquarters: Schenectady, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 146030160 · Headquarters: Poughkeepsie, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 146035834 · Headquarters: Plarttsburgh, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 146036095 · Headquarters: Colton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 160961642 · Headquarters: Wellsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 161084842 · Headquarters: Fulton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 166036099 · Headquarters: New Hartford, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 166051918 · Headquarters: BRADFORD, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 166064357 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 166069137 · Headquarters: Penn Yan, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  50. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 222915128 · Headquarters: Burdett, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 237033491 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 237175120 · Headquarters: Cayuga, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  53. Society for Preservation & Encrgmnt of Barbershop Quartet Singing Amer

    EIN 169052173 · Headquarters: Warsaw, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Society for Preservation & Encrgmnt of Barbershop Quartet Singing Amer

    EIN 237009208 · Headquarters: Little Genesee, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. Society for Preservation & Encrgmnt of Barbershop Quartet Singing Amer

    EIN 411348218 · Headquarters: Fayetteville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Society for Preservation & Encrgmnt of Barbershop Quartet Singing Amer

    EIN 900402357 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Society for Preservation Encrgmnt of Barbershop Quartet Singing Amer

    EIN 464456133 · Headquarters: ROME, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. Society for Technical Communication

    EIN 541626446 · Headquarters: Baldwinsville, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. Society for the Arts Religion and Contemporary Culture Inc

    EIN 132546348 · Headquarters: Sag Harbor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Society for the History of Czechoslovak Jews Inc

    EIN 116037226 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Society for the Investigation of Early Pregnancy Inc a Non-profit C

    EIN 223463110 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Society for the Relief of Women and Children

    EIN 136161272 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  63. Society for the Research and Application of Nanlaoshu Inc

    EIN 133473689 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Society for the Study of Myth and Tradition Inc

    EIN 237425243 · Headquarters: LINCOLNDALE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Society for Turkish Classical Music Inc

    EIN 825481753 · Headquarters: ITHACA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Society Multivariate Experimantel Pyschology

    EIN 756043094 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  67. Society of American Law Teachers Inc

    EIN 237379931 · Headquarters: Albany, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  68. Society of American Military Engineers

    EIN 136123328 · Headquarters: Staten Island, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Society of American Military Engineers

    EIN 141734317 · Headquarters: Clifton Park, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  70. Society of American Military Same Fort Drum Post

    EIN 222706094 · Headquarters: GREAT BEND, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  71. Society of Applied Hypnosis Inc

    EIN 200571981 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  72. Society of Asian Federal Officers Inc

    EIN 113037665 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Society of Australasian Specialties Oceania

    EIN 953436257 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Society of Body Mind & Soul Enlightenment of USA Inc

    EIN 462919618 · Headquarters: Flushing, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Society of Broadcast Engineers Chapter 22 Inc

    EIN 161414385 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  76. Society of Chesed Lavrohom Hachn

    EIN 237440863 · Headquarters: BROOKLYN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Society of Colonial Wars in the State of Connecticut

    EIN 066026050 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Society of Communications Technology Consultants International Inc

    EIN 133063209 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Society of Cosmetic Chemists

    EIN 112859555 · Headquarters: MELVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Society of Daughters of Holland Dames

    EIN 136163969 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Society of Descendants of Washington's Army at Valley Forge

    EIN 116263770 · Headquarters: EAST AMHERST, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. Society of Fellows of the American Academy in Rome

    EIN 133173767 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Society of Financial Professionals Cny

    EIN 222505301 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  84. Society of Financial Service Professionals Rochester Ny

    EIN 237029179 · Headquarters: Pittsford, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  85. Society of Friendly Sons of St Patr in the County of Westchester Inc

    EIN 237230574 · Headquarters: YONKERS, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Society of Friendly Sons of St Patrick in the City of New York

    EIN 136164757 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. Society of Gastroenterology Nurses and Associates Inc

    EIN 364234096 · Headquarters: Lyons, NY, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  88. Society of Hispanic Professional Engineers-New York City Chapter In

    EIN 133499442 · Headquarters: Bronx, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Society of Industrial Engineers

    EIN 161395253 · Headquarters: Vestal, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Society of International Cultural Exchange Inc

    EIN 133244953 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Society of Kastorians Omonoia Inc

    EIN 133000517 · Headquarters: WHITESTONE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  92. Society of Manufacturing Engineers

    EIN 116084827 · Headquarters: North Balwin, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Society of Manufacturing Engineers

    EIN 132706214 · Headquarters: Putnam Valley, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Society of Manufacturing Engineers

    EIN 161188811 · Headquarters: Syracuse, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Society of Manufacturing Engineers

    EIN 166085571 · Headquarters: Cheektowaga, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  96. Society of Orphanages Tel Aviv New York Chapter Inc

    EIN 136205454 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Society of Our Lady of Mt Carmel of Rosebank

    EIN 133192052 · Headquarters: STATEN ISLAND, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Society of Pi Kappa Lambda

    EIN 911884785 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Society of Pi Kappa Lambda-zeta Mu

    EIN 363616293 · Headquarters: Potsdam, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Society of Plastics Engineers

    EIN 010812504 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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