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 320238549 · Headquarters: Endwell, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Pta New York Congress

    EIN 320678779 · Headquarters: DELHI, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Pta New York Congress

    EIN 331283512 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Pta New York Congress

    EIN 331520731 · Headquarters: Tonawanda, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Pta New York Congress

    EIN 333185360 · Headquarters: NIAGARA FALLS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Pta New York Congress

    EIN 334004559 · Headquarters: YONKERS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Pta New York Congress

    EIN 334631965 · Headquarters: ACCORD, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Pta New York Congress

    EIN 352322830 · Headquarters: LATHAM, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Pta New York Congress

    EIN 383779009 · Headquarters: TONAWANDA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Pta New York Congress

    EIN 392798818 · Headquarters: WEST ISLIP, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Pta New York Congress

    EIN 393205008 · Headquarters: Delmar, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Pta New York Congress

    EIN 394799632 · Headquarters: TROY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Pta New York Congress

    EIN 412231595 · Headquarters: OSSINING, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Pta New York Congress

    EIN 421602532 · Headquarters: EAST HAMPTON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Pta New York Congress

    EIN 421616278 · Headquarters: SCHENECTADY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Pta New York Congress

    EIN 421708841 · Headquarters: NANUET, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Pta New York Congress

    EIN 431980579 · Headquarters: Hudson, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Pta New York Congress

    EIN 454619330 · Headquarters: SPRING VALLEY, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  19. Pta New York Congress

    EIN 462651999 · Headquarters: ALBANY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Pta New York Congress

    EIN 471753493 · Headquarters: Valhalla, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. Pta New York Congress

    EIN 510211411 · Headquarters: ENDICOTT, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Pta New York Congress

    EIN 510238300 · Headquarters: NEWBURGH, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Pta New York Congress

    EIN 510427506 · Headquarters: WEST SENECA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Pta New York Congress

    EIN 510432814 · Headquarters: Addison, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Pta New York Congress

    EIN 510438783 · Headquarters: BALLSTON SPA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Pta New York Congress

    EIN 510465900 · Headquarters: PENFIELD, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Pta New York Congress

    EIN 510488327 · Headquarters: BREWSTER, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Pta New York Congress

    EIN 510525582 · Headquarters: AMSTERDAM, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Pta New York Congress

    EIN 522384993 · Headquarters: ALBERTSON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Pta New York Congress

    EIN 522452594 · Headquarters: MONTROSE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Pta New York Congress

    EIN 542083924 · Headquarters: CORTLANDT MNR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Pta New York Congress

    EIN 542190441 · Headquarters: EASTCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Pta New York Congress

    EIN 550873156 · Headquarters: Lagrangeville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Pta New York Congress

    EIN 550900039 · Headquarters: ALBANY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Pta New York Congress

    EIN 562301702 · Headquarters: SHRUB OAK, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Pta New York Congress

    EIN 562519217 · Headquarters: COLTON, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. Pta New York Congress

    EIN 562671276 · Headquarters: EAST NORWICH, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Pta New York Congress

    EIN 571196297 · Headquarters: Holland Patent, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Pta New York Congress

    EIN 571230624 · Headquarters: ALBANY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Pta New York Congress

    EIN 593824072 · Headquarters: HERKIMER, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Pta New York Congress

    EIN 612025119 · Headquarters: ALBANY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Pta New York Congress

    EIN 612034369 · Headquarters: MOUNT VERNON, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Pta New York Congress

    EIN 651218554 · Headquarters: WANTAGH, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Pta New York Congress

    EIN 743146264 · Headquarters: LACKAWANNA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Pta New York Congress

    EIN 770661070 · Headquarters: GREENVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Pta New York Congress

    EIN 821046515 · Headquarters: LEVITTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Pta New York Congress

    EIN 880518187 · Headquarters: HIGHLAND, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Pta New York Congress

    EIN 883216615 · Headquarters: Livingston Manor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Pta New York Congress

    EIN 883435949 · Headquarters: Hicksville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Pta New York Congress

    EIN 883820314 · Headquarters: CANDOR, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Pta New York Congress

    EIN 883926038 · Headquarters: MONTROSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Pta New York Congress

    EIN 900054893 · Headquarters: MONROE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Pta New York Congress

    EIN 900136122 · Headquarters: BURNTHILLS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Pta New York Congress

    EIN 900252949 · Headquarters: BALLSTON SPA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Pta New York Congress

    EIN 900282701 · Headquarters: ROSLYN HTS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Pta New York Congress

    EIN 900293970 · Headquarters: HIGHLAND, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. Pta New York Congress

    EIN 900314741 · Headquarters: CLIFTON PARK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Pta New York Congress

    EIN 900314750 · Headquarters: FLORIDA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Pta New York Congress

    EIN 900336652 · Headquarters: Amherst, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Pta New York Congress

    EIN 900350129 · Headquarters: MOUNT VERNON, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Pta New York Congress

    EIN 900350130 · Headquarters: SHOREHAM, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Pta New York Congress

    EIN 900357727 · Headquarters: CHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Pta New York Congress

    EIN 900389896 · Headquarters: BALLSTON SPA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Pta New York Congress

    EIN 900389897 · Headquarters: CAZENOVIA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Pta New York Congress

    EIN 900396930 · Headquarters: ANGOLA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Pta New York Congress

    EIN 900396933 · Headquarters: CHEEKTOWAGA, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  67. Pta New York Congress

    EIN 900396936 · Headquarters: CHEEKTOWAGA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Pta New York Congress

    EIN 900397957 · Headquarters: VALHALLA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Pta New York Congress

    EIN 900411064 · Headquarters: BINGHAMTON, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Pta New York Congress

    EIN 900426430 · Headquarters: WOODMERE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Pta New York Congress

    EIN 900439456 · Headquarters: Yonkers, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. Pta New York Congress

    EIN 900443720 · Headquarters: CAMILLUS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Pta New York Congress

    EIN 900473218 · Headquarters: SHOREHAM, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Pta New York Congress

    EIN 900494104 · Headquarters: OSSINING, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Pta New York Congress

    EIN 900506779 · Headquarters: ONTARIO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Pta New York Congress

    EIN 900509760 · Headquarters: WESTBURY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Pta New York Congress

    EIN 900511852 · Headquarters: JAMAICA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Pta New York Congress

    EIN 900514490 · Headquarters: CANANDAIGUA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Pta New York Congress

    EIN 900520648 · Headquarters: WAPPINGER FALLS, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Pta New York Congress

    EIN 900529178 · Headquarters: CORTLANDT MNR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Pta New York Congress

    EIN 900529458 · Headquarters: SPRING VALLEY, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  82. Pta New York Congress

    EIN 900539052 · Headquarters: BALDWINSVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Pta New York Congress

    EIN 900549478 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Pta New York Congress

    EIN 900549974 · Headquarters: SLATERVLE SPG, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Pta New York Congress

    EIN 900557034 · Headquarters: WHITE PLAINS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Pta New York Congress

    EIN 900608732 · Headquarters: MIDDLEPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  87. Pta New York Congress

    EIN 900610209 · Headquarters: PORT JEFF STA, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Pta New York Congress

    EIN 900611695 · Headquarters: WESTBURY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Pta New York Congress

    EIN 900625064 · Headquarters: YONKERS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Pta New York Congress

    EIN 900625073 · Headquarters: CORFU, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Pta New York Congress

    EIN 900625077 · Headquarters: SPRING VALLEY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Pta New York Congress

    EIN 900625078 · Headquarters: WESTBURY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Pta New York Congress

    EIN 900730430 · Headquarters: COOPERSTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Pta New York Congress

    EIN 900740513 · Headquarters: CALVERTON, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  95. Pta New York Congress

    EIN 900740516 · Headquarters: ROCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Pta New York Congress

    EIN 900775030 · Headquarters: Mount vernon, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Pta New York Congress

    EIN 900817118 · Headquarters: NYACK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Pta New York Congress

    EIN 900824923 · Headquarters: Lyons, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Pta New York Congress

    EIN 900841466 · Headquarters: GARNERVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Pta New York Congress

    EIN 900864040 · Headquarters: WYANDANCH, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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