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. Alpha Epsilon Pi Fraternity

    EIN 146049303 · Headquarters: TROY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Alpha Epsilon Pi Fraternity

    EIN 161215238 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Alpha Epsilon Pi Fraternity

    EIN 161289709 · Headquarters: Binghamton, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Alpha Epsilon Pi Fraternity

    EIN 166099613 · Headquarters: Syracuse, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Alpha Epsilon Pi Fraternity

    EIN 166099614 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Alpha Gamma Delta Fraternity

    EIN 166050790 · Headquarters: Syracuse, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alpha Gamma Delta Fraternity

    EIN 166051459 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Alpha Gamma Delta Fraternity

    EIN 166053352 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Alpha Gamma Delta Fraternity

    EIN 222387270 · Headquarters: Troy, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Alpha Gamma Delta Fraternity

    EIN 300721787 · Headquarters: Patchogue, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Alpha Gamma Delta Fraternity

    EIN 351748882 · Headquarters: Westbury, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alpha Gamma Delta Fraternity Syracuse University

    EIN 150229700 · Headquarters: Syracuse, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Alpha Gamma Iota Lambda Memorial Endowment Scholarship Fund Inc

    EIN 112733482 · Headquarters: UNIONDALE, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Alpha Gamma Rho

    EIN 150536981 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Alpha Gamma Rho Fraternity

    EIN 222676054 · Headquarters: King Ferry, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Alpha Gamma Rho Frraternity

    EIN 831944603 · Headquarters: COBLESKILL, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Alpha Iota Sorority

    EIN 236434431 · Headquarters: Clay, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Alpha Iota Sorority

    EIN 900056308 · Headquarters: Clay, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Alpha Kappa Delta Phi - New York University

    EIN 472149515 · Headquarters: Fresh Meadows, NY, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  20. Alpha Kappa Phi Agonian Sorority

    EIN 473851437 · Headquarters: New Paltz, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Alpha Lambda Sigma Psi Zeta Incorpo Rated

    EIN 813040980 · Headquarters: ROCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Alpha Omega Alpha Honor Medical Society

    EIN 146039110 · Headquarters: Delmar, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Alpha Omega Alpha Honor Medical Society Rochester

    EIN 166085422 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  24. Alpha Omega International Dental Fraternity

    EIN 131872717 · Headquarters: SYOSSET, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Alpha Omicron Pi Fraternity Inc

    EIN 136162700 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  26. Alpha Omicron Pi Fraternity Inc

    EIN 150572089 · Headquarters: Oneonta, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  27. Alpha Omicron Pi Fraternity Inc

    EIN 237306840 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  28. Alpha Phi Alpha Senior Citizens Center Inc

    EIN 237436147 · Headquarters: Cambria Heights, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Alpha Phi Omega

    EIN 132902955 · Headquarters: Oneonta, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Alpha Phi Omega

    EIN 141811367 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Alpha Phi Omega

    EIN 161294053 · Headquarters: Geneseo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Alpha Phi Omega

    EIN 166069088 · Headquarters: ITHACA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Alpha Phi Omega

    EIN 166069089 · Headquarters: Syracuse, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Alpha Phi Omega

    EIN 166069091 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Alpha Phi Omega

    EIN 200883771 · Headquarters: BINGHAMTON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Alpha Phi Omega

    EIN 363948016 · Headquarters: Albany, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Alpha Phi Omega

    EIN 384020064 · Headquarters: Macedon, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Alpha Phi Omega

    EIN 431634737 · Headquarters: Potsdam, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Alpha Phi Omega

    EIN 431634764 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Alpha Phi Omega

    EIN 431678722 · Headquarters: OSWEGO, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Alpha Phi Omega

    EIN 431678723 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Alpha Phi Omega

    EIN 431678758 · Headquarters: Fredonia, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. Alpha Phi Omega

    EIN 472010635 · Headquarters: New Paltz, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Alpha Phi Omega

    EIN 593837821 · Headquarters: CORTLAND, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. Alpha Phi Omega

    EIN 800962443 · Headquarters: BROOKLYN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Alpha Phi Omega

    EIN 812646132 · Headquarters: South Ozone Park, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Alpha Phi Omega

    EIN 812996805 · Headquarters: Fayetteville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Alpha Phi Omega

    EIN 814307553 · Headquarters: Schenectady, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Alpha Phi Omega

    EIN 815425091 · Headquarters: Hempstead, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Alpha Pi Mu Association

    EIN 222755734 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Alpha Pi Mu Association

    EIN 510479318 · Headquarters: Binghamton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Alpha Pi Mu Association

    EIN 521712149 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  53. Alpha Pregnancy Care Center Inc

    EIN 141703551 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Alpha Psi Corp of Chi Psi of Cornell Uni

    EIN 150547771 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Alpha Psi of Chi Psi Edu Trust

    EIN 156021424 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Alpha Rho Chi Senenmut Alumni Association Incorporated

    EIN 461970360 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  57. Alpha Sigma Alpha Sorority

    EIN 237038544 · Headquarters: Lockport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Alpha Sigma Sorority Inc

    EIN 461443029 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  59. Alpha Tau Omega Fraternity

    EIN 166090259 · Headquarters: Hamilton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Alpha Theta Fraternity Inc

    EIN 237212257 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Alpha Xi Delta Building Corporation at Ithaca Inc

    EIN 201533804 · Headquarters: ITHACA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Alpha Zeta Omega Pharmaceutuical Fraternity

    EIN 222876793 · Headquarters: Poughkeepsie, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Alpine Mathematics

    EIN 364841727 · Headquarters: Saratoga Springs, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Als Association Upstate New York Chapter Inc

    EIN 371667986 · Headquarters: LIVERPOOL, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  65. Als United Greater New York Inc

    EIN 133616680 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Alstead Gen 3

    EIN 136074607 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Alstead High School Alstead Nh

    EIN 136074605 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. Alstead Town of Churches

    EIN 136074606 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Alstead Town of Gen 1

    EIN 136053146 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. Alstead Town of Gen 2

    EIN 136074608 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Alstom Signaling Foundation Inc

    EIN 237447593 · Headquarters: WEST HENRIETTA, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  72. Alt Hosp Ta Alt Hosp Mem Library

    EIN 236268201 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  73. Altamont Fair

    EIN 141368263 · Headquarters: Altamont, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  74. Altamont Free Library Association

    EIN 141437549 · Headquarters: ALTAMONT, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Altamont Program Inc

    EIN 141708881 · Headquarters: LATHAM, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Altamont Rescue Squad Inc

    EIN 146036777 · Headquarters: ALTAMONT, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Alter Isaac & Charlotte Gross Irrevocable Charitable Trust

    EIN 133694308 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  78. Alternative Care Services of Wny Inc

    EIN 161332318 · Headquarters: ALDEN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Alternative to Violence Project Inc

    EIN 454807322 · Headquarters: Bronx, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Alternatives For Children

    EIN 112933851 · Headquarters: East Setauket, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Alternatives to Violence Project

    EIN 134316608 · Headquarters: Albany, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Alternatives to Violence Project Inc

    EIN 133014706 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Alternatives to Violence Project Inc

    EIN 134162735 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Alternatives to Violence Project Inc

    EIN 141753542 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Alternatives to Violence Project Inc

    EIN 161341075 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Alternatives to Violence Project Inc

    EIN 161341081 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Alternatives to Violence Project Inc

    EIN 222961680 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Alternatives to Violence Project Inc

    EIN 223142650 · Headquarters: Fayetteville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Alternatives to Violence Project Inc

    EIN 223209674 · Headquarters: New Paltz, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Altman Foundation

    EIN 131623879 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Altman Stiller Foundation Inc

    EIN 136161148 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  92. Altona Community Renewal Taskforce

    EIN 992457007 · Headquarters: Altona, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Altrusa International Foundation Inc

    EIN 384038058 · Headquarters: Webster, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Altrusa International Inc

    EIN 810830047 · Headquarters: Webster, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Altschul Fund

    EIN 136183010 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. Alumnae Assoc of the Albany Academy for Girls Corp

    EIN 141756127 · Headquarters: Albany, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. Alumnae Association of Barnard College

    EIN 133458924 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Alumnae Association of Barnard College

    EIN 136162001 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Alumnae Association of Barnard College

    EIN 223254811 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Alumnae Association of Barnard College

    EIN 223740928 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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