Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. Pta New York Congress

    EIN 900869144 · Headquarters: PARISH, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Pta New York Congress

    EIN 900876218 · Headquarters: LACKAWANNA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Pta New York Congress

    EIN 900876222 · Headquarters: Lackawanna, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Pta New York Congress

    EIN 900876225 · Headquarters: LACKAWANNA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Pta New York Congress

    EIN 900896311 · Headquarters: Westbury, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Pta New York Congress

    EIN 900908874 · Headquarters: Warrensburg, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Pta New York Congress

    EIN 900928430 · Headquarters: TROY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Pta New York Congress

    EIN 900981231 · Headquarters: POUGHKEEPSIE, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Pta New York Congress

    EIN 901001399 · Headquarters: HOPEWELL JCT, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  10. Pta New York Congress

    EIN 901014637 · Headquarters: HUNTINGTN STA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Pta New York Congress

    EIN 901023357 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Pta New York Congress

    EIN 901027363 · Headquarters: Walton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Pta New York Congress

    EIN 901041412 · Headquarters: ROOSEVELT, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Pta New York Congress

    EIN 901043849 · Headquarters: MARATHON, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. Pta New York Congress

    EIN 901069950 · Headquarters: WATERTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Pta New York Congress

    EIN 901070957 · Headquarters: DIX HILLS, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Pta New York Congress

    EIN 901073408 · Headquarters: West Seneca, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Pta New York Congress

    EIN 901075903 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Pta New York Congress

    EIN 901077508 · Headquarters: Poughkeepsie, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Pta New York Congress

    EIN 901078251 · Headquarters: WEST SENECA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Pta New York Congress

    EIN 901113210 · Headquarters: PATCHOGUE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Pta New York Congress

    EIN 901114295 · Headquarters: YONKERS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Pta New York Congress

    EIN 901117673 · Headquarters: BINGHAMTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Pta New York Congress

    EIN 901130249 · Headquarters: SILVER CREEK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Pta New York Congress

    EIN 901131577 · Headquarters: VESTAL, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Pta New York Congress

    EIN 901131579 · Headquarters: SMITHTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. Pta New York Congress

    EIN 901131759 · Headquarters: WEST BABYLON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Pta New York Congress

    EIN 901133549 · Headquarters: Yonkers, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. Pta New York Congress

    EIN 901133550 · Headquarters: COPIAGUE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Pta New York Congress

    EIN 901137165 · Headquarters: WYANDANCH, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Pta New York Congress

    EIN 901138862 · Headquarters: FAIRPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Pta New York Congress

    EIN 901141629 · Headquarters: ELBA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Pta New York Congress

    EIN 901145247 · Headquarters: TROY, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Pta New York Congress

    EIN 901173519 · Headquarters: SYOSSET, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Pta New York Congress

    EIN 901178311 · Headquarters: Camillus, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Pta New York Congress

    EIN 901180370 · Headquarters: GUILDRLND CTR, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. Pta New York Congress

    EIN 901181120 · Headquarters: JOHNSTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. Pta New York Congress

    EIN 901181576 · Headquarters: TROY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Pta New York Congress

    EIN 901185266 · Headquarters: ROCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  40. Pta New York Congress

    EIN 901185267 · Headquarters: HARTSDALE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Pta New York Congress

    EIN 901185322 · Headquarters: DELANSON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Pta New York Congress

    EIN 901185324 · Headquarters: Queensbury, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Pta New York Congress

    EIN 901185631 · Headquarters: HUDSON FALLS, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Pta New York Congress

    EIN 901185634 · Headquarters: WYANDANCH, NY, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  45. Pta New York Congress

    EIN 901186969 · Headquarters: GLOVERSVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Pta New York Congress

    EIN 901187199 · Headquarters: Warwick, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Pta New York Congress

    EIN 901248444 · Headquarters: HEMPSTEAD, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Pta New York Congress

    EIN 901248446 · Headquarters: MERRICK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Pta New York Congress

    EIN 901252696 · Headquarters: HARPURSVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  50. Pta New York Congress

    EIN 901254157 · Headquarters: CENTRAL ISLIP, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Pta New York Congress

    EIN 901255106 · Headquarters: BINGHAMTON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Pta New York Congress

    EIN 901255815 · Headquarters: ALBANY, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Pta New York Congress

    EIN 901256544 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. Pta New York Congress

    EIN 901256718 · Headquarters: DALTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Pta New York Congress

    EIN 901257560 · Headquarters: OVID, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  56. Pta New York Congress

    EIN 901501058 · Headquarters: WEST SENECA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Pta New York Congress

    EIN 901501235 · Headquarters: WESTBURY, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. Pta New York Congress

    EIN 901503489 · Headquarters: BALLSTON LAKE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Pta New York Congress

    EIN 901503490 · Headquarters: JAMESVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Pta New York Congress

    EIN 901505063 · Headquarters: CAMBRIDGE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Pta New York Congress

    EIN 901506335 · Headquarters: FREEPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Pta New York Congress

    EIN 901673128 · Headquarters: CHEEKTOWAGA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Pta New York Congress

    EIN 901674232 · Headquarters: MILFORD, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Pta New York Congress

    EIN 901788554 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Pta New York Congress

    EIN 901788583 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Pta New York Congress

    EIN 901788606 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Pta New York Congress

    EIN 901888215 · Headquarters: Latham, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Pta New York Congress

    EIN 901895019 · Headquarters: WATERVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Pta New York Congress

    EIN 901895024 · Headquarters: BAYPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Pta New York Congress

    EIN 911958987 · Headquarters: LIDO BEACH, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Pta New York Congress

    EIN 911960784 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Pta New York Congress

    EIN 912017884 · Headquarters: VALHALLA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Pta New York Congress

    EIN 920858211 · Headquarters: Parishville, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. Pta New York Congress

    EIN 922679668 · Headquarters: MARCY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Pta New York Congress

    EIN 931463184 · Headquarters: NEW CITY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Pta New York Congress

    EIN 931790604 · Headquarters: CHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Pta New York Congress

    EIN 933041625 · Headquarters: GOSHEN, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Pta New York Congress

    EIN 933426674 · Headquarters: SELDEN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Pta New York Congress

    EIN 934025316 · Headquarters: ARDSLEY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Pta New York Congress

    EIN 934568644 · Headquarters: EAST PATCHOGUE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Pta New York Congress

    EIN 991745847 · Headquarters: MENANDS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Pta New York Congress

    EIN 991965877 · Headquarters: SPENCERPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Pta New York Congress

    EIN 993222145 · Headquarters: PITTSFORD, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Pta New York Congress

    EIN 993724224 · Headquarters: MILLER PLACE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Pta New York Congress

    EIN 993744840 · Headquarters: MILLER PLACE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Pta New York Congress

    EIN 993791486 · Headquarters: FREEPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. Pta New York Congress - Barton Avenue Elementary Pta

    EIN 112985730 · Headquarters: PATCHOGUE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Pta New York Congress - Signal Hill Pta

    EIN 112487651 · Headquarters: DIX HILLS, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Pta New York Congress 004-50 Pta

    EIN 061234003 · Headquarters: TAPPAN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Pta New York Congress 010-522 School 6

    EIN 113018448 · Headquarters: OCEANSIDE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Pta New York Congress 04-031 Laurel Plains Pta

    EIN 223027197 · Headquarters: NEW CITY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Pta New York Congress 04-263 Ej Russel Elem School Pta

    EIN 141716932 · Headquarters: PINE BUSH, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. PTA New York Congress 04-294

    EIN 061582732 · Headquarters: Warwick, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Pta New York Congress 05-232 Thomas J Lahey Pta

    EIN 111382580 · Headquarters: GREENLAWN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Pta New York Congress 05-315 Montauk Pta

    EIN 237034480 · Headquarters: MONTAUK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Pta New York Congress 05-474 Sag Harbor Elem School Pta

    EIN 113007622 · Headquarters: SAG HARBOR, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Pta New York Congress 05-543 Three Village Spec Ed Pta

    EIN 201479977 · Headquarters: STONY BROOK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Pta New York Congress 10-073 Oaks School 3 Pta

    EIN 116075969 · Headquarters: OCEANSIDE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Pta New York Congress 10-082 Ogden Elementary School

    EIN 116037901 · Headquarters: VALLEY STREAM, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Pta New York Congress 10-085 Woodmere Middle School Ptsa

    EIN 116035314 · Headquarters: HEWLETT, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

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