Unknown & Unclassified nonprofits in Illinois

Unknown & Unclassified nonprofits in Illinois. Browse 25,013 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 371257459 · Headquarters: Mendon, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Federation of Teachers

    EIN 371264528 · Headquarters: Lebanon, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Federation of Teachers

    EIN 371275222 · Headquarters: Franklin, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. American Federation of Teachers

    EIN 371280387 · Headquarters: Troy, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Federation of Teachers

    EIN 371283313 · Headquarters: Champaign, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. American Federation of Teachers

    EIN 371290920 · Headquarters: O Fallon, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Federation of Teachers

    EIN 371297058 · Headquarters: Hamilton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Federation of Teachers

    EIN 371305885 · Headquarters: Greenfield, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. American Federation of Teachers

    EIN 371311977 · Headquarters: Staunton, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. American Federation of Teachers

    EIN 371312088 · Headquarters: Germantown, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. American Federation of Teachers

    EIN 371316618 · Headquarters: Thompsonville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. American Federation of Teachers

    EIN 371328199 · Headquarters: Utica, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. American Federation of Teachers

    EIN 371333183 · Headquarters: Edwardsville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Federation of Teachers

    EIN 371351545 · Headquarters: Havana, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. American Federation of Teachers

    EIN 371365943 · Headquarters: Lewistown, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. American Federation of Teachers

    EIN 371366197 · Headquarters: Mattoon, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Federation of Teachers

    EIN 371379196 · Headquarters: Pearl, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. American Federation of Teachers

    EIN 371396965 · Headquarters: Quincy, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Federation of Teachers

    EIN 371400042 · Headquarters: Normal, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Federation of Teachers

    EIN 371413173 · Headquarters: Ofallon, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. American Federation of Teachers

    EIN 371557003 · Headquarters: LaSalle, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. American Federation of Teachers

    EIN 371568789 · Headquarters: COAL CITY, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. American Federation of Teachers

    EIN 371623340 · Headquarters: Concord, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Federation of Teachers

    EIN 376035095 · Headquarters: Collinsville, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Federation of Teachers

    EIN 376045807 · Headquarters: Belleville, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. American Federation of Teachers

    EIN 376047060 · Headquarters: JACKSONVILLE, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Federation of Teachers

    EIN 376057603 · Headquarters: Centralia, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. American Federation of Teachers

    EIN 376082170 · Headquarters: Dupo, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Federation of Teachers

    EIN 383790640 · Headquarters: Orland Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. American Federation of Teachers

    EIN 383816282 · Headquarters: JOLIET, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. American Federation of Teachers

    EIN 383882644 · Headquarters: Streator, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Federation of Teachers

    EIN 392062975 · Headquarters: Gardner, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. American Federation of Teachers

    EIN 412024632 · Headquarters: Tonica, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. American Federation of Teachers

    EIN 454416603 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. American Federation of Teachers

    EIN 465181631 · Headquarters: ULLIN, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. American Federation of Teachers

    EIN 471530026 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Federation of Teachers

    EIN 473234609 · Headquarters: Palatine, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Federation of Teachers

    EIN 474161696 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. American Federation of Teachers

    EIN 510162911 · Headquarters: Hillsboro, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Federation of Teachers

    EIN 510229723 · Headquarters: Farmington, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. American Federation of Teachers

    EIN 510241573 · Headquarters: Christopher, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. American Federation of Teachers

    EIN 510241579 · Headquarters: Cowden, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. American Federation of Teachers

    EIN 510242344 · Headquarters: Roodhouse, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. American Federation of Teachers

    EIN 521237055 · Headquarters: Zeigler, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. American Federation of Teachers

    EIN 521237068 · Headquarters: Belleville, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. American Federation of Teachers

    EIN 521237071 · Headquarters: Havana, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. American Federation of Teachers

    EIN 611548621 · Headquarters: Malden, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. American Federation of Teachers

    EIN 611549109 · Headquarters: Lockport, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. American Federation of Teachers

    EIN 611570080 · Headquarters: Joliet, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. American Federation of Teachers

    EIN 611749623 · Headquarters: Winchester, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. American Federation of Teachers

    EIN 812103791 · Headquarters: HOMER GLEN, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. American Federation of Teachers

    EIN 812857218 · Headquarters: Woodstock, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. American Federation of Teachers

    EIN 813746526 · Headquarters: Malta, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. American Federation of Teachers

    EIN 823343323 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  55. American Federation of Teachers

    EIN 823843739 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  56. American Federation of Teachers

    EIN 832454234 · Headquarters: Villa Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Federation of Teachers

    EIN 842522771 · Headquarters: Skokie, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. American Federation of Teachers

    EIN 843218752 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  59. American Federation of Teachers

    EIN 843967137 · Headquarters: Rockton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. American Federation of Teachers

    EIN 880674429 · Headquarters: DeKalb, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. American Federation of Teachers

    EIN 881095259 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  62. American Federation of Teachers

    EIN 900211601 · Headquarters: Decatur, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. American Federation of Teachers

    EIN 901120234 · Headquarters: Swansea, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. American Federation of Teachers

    EIN 920820113 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. American Federation of Teachers

    EIN 921429522 · Headquarters: Nashville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. American Federation of Teachers

    EIN 921672770 · Headquarters: Lewistown, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. American Federation of Teachers

    EIN 922042300 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. American Federation of Teachers

    EIN 922640261 · Headquarters: Joppa, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American Federation of Teachers

    EIN 934064513 · Headquarters: Westmont, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American Federation of Teachers

    EIN 943442015 · Headquarters: Odell, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. American Federation of Teachers

    EIN 990621780 · Headquarters: Ullin, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Federation of Teachers

    EIN 991369114 · Headquarters: Hillsboro, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. American Federation of Teachers

    EIN 994434081 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American Federation of Teachers 0604 Council 161 Summit Hill Ed

    EIN 364633810 · Headquarters: FRANKFORT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. American Federation of Teachers 0604 Council Princeton

    EIN 362875448 · Headquarters: PRINCETON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. American Federation of Teachers 0604 Tinley Ed 146 Faculty

    EIN 611565802 · Headquarters: TINLEY PARK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. American Federation of Teachers 0780

    EIN 371122533 · Headquarters: PEORIA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. American Federation of Teachers 3957

    EIN 371124771 · Headquarters: MT ZION, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. American Federation of Teachers 504

    EIN 362902742 · Headquarters: GURNEE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. American Federation of Teachers 604 Channahon Council

    EIN 371563962 · Headquarters: CHANNAHON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. American Federation of Teachers 6297 Local Uic Graduate Org Ift-aft

    EIN 205740264 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. American Federation of Teachers a Teachers Federation of Park Forest

    EIN 363154666 · Headquarters: LOCKPORT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. AMERICAN FEDERATION OF TEACHERS AFT Great Lakes Regional Office

    EIN 363641134 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. American Federation of Teachers Aka Wcc Faculty Council Aft Local 604

    EIN 300521842 · Headquarters: AURORA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. American Federation of Teachers Blackhawk College Aft 1836

    EIN 230017340 · Headquarters: MOLINE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. American Federation of Teachers Champaign Chapter Local 1925

    EIN 371147826 · Headquarters: Champaign, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. American Federation of Teachers Dba Dekalb Federation of School Assistants

    EIN 822592387 · Headquarters: DEKALB, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. AMERICAN FEDERATION OF TEACHERS District 211 Teachers Union

    EIN 362955477 · Headquarters: Schaumburg, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. American Federation of Teachers Harlem Federation Local 540

    EIN 366109806 · Headquarters: LOVES PARK, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. American Federation of Teachers Highlands Association of Teachers

    EIN 320258305 · Headquarters: LAGRANGE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. American Federation of Teachers Ifsoe Local 3236

    EIN 371107494 · Headquarters: Springfield, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. American Federation of Teachers Illinois State Federation

    EIN 362338589 · Headquarters: WESTMONT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. American Federation of Teachers Lasalle Peru Council

    EIN 352315374 · Headquarters: LASALLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. American Federation of Teachers Lemont Bromberek Council

    EIN 300534842 · Headquarters: LEMONT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. American Federation of Teachers Llcc Faculty Association - Local 4438

    EIN 371204031 · Headquarters: SPRINGFIELD, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. American Federation of Teachers Local 571 West Aft

    EIN 362144948 · Headquarters: WESTMONT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. American Federation of Teachers Local 604

    EIN 362910791 · Headquarters: CREST HILL, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. American Federation of Teachers Local 943 Lincoln Council 156

    EIN 320268996 · Headquarters: Orland Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. American Federation of Teachers Local No 1274

    EIN 366091178 · Headquarters: SKOKIE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Federation of Teachers Peotone Cusd 207

    EIN 383786221 · Headquarters: PEOTONE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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