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. American Federation of Teachers

    EIN 237365417 · Headquarters: Hill City, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. American Federation of Teachers

    EIN 237365440 · Headquarters: Jamestown, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Federation of Teachers

    EIN 237365464 · Headquarters: Williamson, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Federation of Teachers

    EIN 237365465 · Headquarters: Westmoreland, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Federation of Teachers

    EIN 237365466 · Headquarters: Marcy, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Federation of Teachers

    EIN 237365469 · Headquarters: Whitney Point, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Federation of Teachers

    EIN 237365477 · Headquarters: Wilson, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Federation of Teachers

    EIN 237365478 · Headquarters: Willsboro, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Federation of Teachers

    EIN 237365480 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  10. American Federation of Teachers

    EIN 237365505 · Headquarters: Angola, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. American Federation of Teachers

    EIN 237365508 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. American Federation of Teachers

    EIN 237365542 · Headquarters: Caledonia, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. American Federation of Teachers

    EIN 237365550 · Headquarters: Canton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Federation of Teachers

    EIN 237365554 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Federation of Teachers

    EIN 237365557 · Headquarters: Sinclairville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. American Federation of Teachers

    EIN 237365558 · Headquarters: Phoenix, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Federation of Teachers

    EIN 237365563 · Headquarters: Cazenovia, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. American Federation of Teachers

    EIN 237365566 · Headquarters: CENTRAL ISLIP, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. American Federation of Teachers

    EIN 237365582 · Headquarters: Liberty, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Federation of Teachers

    EIN 237365592 · Headquarters: Franklinville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Federation of Teachers

    EIN 237365611 · Headquarters: Sidney, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. American Federation of Teachers

    EIN 237365621 · Headquarters: Scio, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Federation of Teachers

    EIN 237365622 · Headquarters: Schuylerville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Federation of Teachers

    EIN 237365624 · Headquarters: Schroon Lake, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Federation of Teachers

    EIN 237365719 · Headquarters: Warrensburg, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. American Federation of Teachers

    EIN 237365723 · Headquarters: Grahamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Federation of Teachers

    EIN 237365724 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. American Federation of Teachers

    EIN 237365728 · Headquarters: Tupper Lake, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Federation of Teachers

    EIN 237365730 · Headquarters: Otego, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Federation of Teachers

    EIN 237365743 · Headquarters: Voorheesville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Federation of Teachers

    EIN 237365746 · Headquarters: Yorktown Heights, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Federation of Teachers

    EIN 237365751 · Headquarters: Briarcliff Manor, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Federation of Teachers

    EIN 237365759 · Headquarters: Berlin, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. American Federation of Teachers

    EIN 237365764 · Headquarters: Adams NY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Federation of Teachers

    EIN 237365765 · Headquarters: Belfast, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. American Federation of Teachers

    EIN 237365766 · Headquarters: West Chazy, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. American Federation of Teachers

    EIN 237368016 · Headquarters: Cheektowaga, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. American Federation of Teachers

    EIN 237371107 · Headquarters: Owego, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. American Federation of Teachers

    EIN 237371308 · Headquarters: Castleton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. American Federation of Teachers

    EIN 237372713 · Headquarters: MONTROSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. American Federation of Teachers

    EIN 237374664 · Headquarters: Candor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. American Federation of Teachers

    EIN 237375251 · Headquarters: Marathon, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. American Federation of Teachers

    EIN 237378866 · Headquarters: EAST MEADOW, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. American Federation of Teachers

    EIN 237378886 · Headquarters: Rhinebeck, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. American Federation of Teachers

    EIN 237378914 · Headquarters: MALVERNE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. American Federation of Teachers

    EIN 237378975 · Headquarters: Plattsburgh, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  47. American Federation of Teachers

    EIN 237380816 · Headquarters: Ticonderoga, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Federation of Teachers

    EIN 237381528 · Headquarters: Westfield, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. American Federation of Teachers

    EIN 237382034 · Headquarters: Cincinnatus, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. American Federation of Teachers

    EIN 237387824 · Headquarters: Wolcott, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. American Federation of Teachers

    EIN 237388673 · Headquarters: Binghamton, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. American Federation of Teachers

    EIN 237390085 · Headquarters: Cattaraugus, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. American Federation of Teachers

    EIN 237393101 · Headquarters: Croton On Hudson, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Federation of Teachers

    EIN 237399969 · Headquarters: Monroe, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. American Federation of Teachers

    EIN 237408619 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. American Federation of Teachers

    EIN 237411654 · Headquarters: Albany, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Federation of Teachers

    EIN 237416242 · Headquarters: Center Moriches, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Federation of Teachers

    EIN 237417430 · Headquarters: Cheektowaga, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. American Federation of Teachers

    EIN 237422223 · Headquarters: Coraopolis, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. American Federation of Teachers

    EIN 237425458 · Headquarters: Providence, RI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. American Federation of Teachers

    EIN 237427928 · Headquarters: Alexander, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. American Federation of Teachers

    EIN 237435143 · Headquarters: Butternut, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. American Federation of Teachers

    EIN 237448617 · Headquarters: Port Byron, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. American Federation of Teachers

    EIN 237456602 · Headquarters: Fabius, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American Federation of Teachers

    EIN 251284652 · Headquarters: Canonsburg, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. American Federation of Teachers

    EIN 251364633 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  67. American Federation of Teachers

    EIN 251440357 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. American Federation of Teachers

    EIN 251498387 · Headquarters: Upper St Clair, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. American Federation of Teachers

    EIN 260062265 · Headquarters: NORWALK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. American Federation of Teachers

    EIN 260091976 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. American Federation of Teachers

    EIN 260345519 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Federation of Teachers

    EIN 260345607 · Headquarters: Oak Lawn, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. American Federation of Teachers

    EIN 260345907 · Headquarters: Orland Park, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American Federation of Teachers

    EIN 260472348 · Headquarters: Saranac, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Federation of Teachers

    EIN 261178383 · Headquarters: Marion, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. American Federation of Teachers

    EIN 261319693 · Headquarters: Renton, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. American Federation of Teachers

    EIN 261426326 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American Federation of Teachers

    EIN 261426418 · Headquarters: Hickory Hills, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. American Federation of Teachers

    EIN 261426494 · Headquarters: Franklin Park, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. American Federation of Teachers

    EIN 261426945 · Headquarters: Villa Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. American Federation of Teachers

    EIN 261602877 · Headquarters: Blackduck, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Federation of Teachers

    EIN 261770120 · Headquarters: Pulaski, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Federation of Teachers

    EIN 261772643 · Headquarters: Franklin Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Federation of Teachers

    EIN 261894458 · Headquarters: New Lebanon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Federation of Teachers

    EIN 262029894 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. American Federation of Teachers

    EIN 262148889 · Headquarters: RANDOLPH, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. American Federation of Teachers

    EIN 263037882 · Headquarters: West Valley, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Federation of Teachers

    EIN 263136367 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  89. American Federation of Teachers

    EIN 263471508 · Headquarters: Belleville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. American Federation of Teachers

    EIN 263485063 · Headquarters: Crystal Lake, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Federation of Teachers

    EIN 263588904 · Headquarters: Emerson, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. American Federation of Teachers

    EIN 263667028 · Headquarters: DELMAR, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. American Federation of Teachers

    EIN 263776201 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. American Federation of Teachers

    EIN 263789836 · Headquarters: East Jewett, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. American Federation of Teachers

    EIN 263962202 · Headquarters: Auburn, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. American Federation of Teachers

    EIN 264033271 · Headquarters: Caledonia, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. American Federation of Teachers

    EIN 264109294 · Headquarters: Medina, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. American Federation of Teachers

    EIN 264326277 · Headquarters: Minneapolis, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. American Federation of Teachers

    EIN 264373140 · Headquarters: Inver Grove Heights, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. American Federation of Teachers

    EIN 264412422 · Headquarters: East Syracuse, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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