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 510241585 · Headquarters: Elk Creek, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. American Federation of Teachers

    EIN 510241606 · Headquarters: lackawanna, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Federation of Teachers

    EIN 510241610 · Headquarters: Mill Neck, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Federation of Teachers

    EIN 510241615 · Headquarters: Camillus, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Federation of Teachers

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

  6. American Federation of Teachers

    EIN 510242363 · Headquarters: Levittown, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Federation of Teachers

    EIN 510244380 · Headquarters: Dansville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. American Federation of Teachers

    EIN 510245062 · Headquarters: Niskayuna, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Federation of Teachers

    EIN 510245069 · Headquarters: CARLE PLACE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. American Federation of Teachers

    EIN 510252866 · Headquarters: Ontario Center, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. American Federation of Teachers

    EIN 510460352 · Headquarters: SALAMANCA, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. American Federation of Teachers

    EIN 510538365 · Headquarters: Somerdale, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. American Federation of Teachers

    EIN 510559362 · Headquarters: East Quogue, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Federation of Teachers

    EIN 510621982 · Headquarters: Bemus Point, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. American Federation of Teachers

    EIN 521237049 · Headquarters: Port Washington, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. American Federation of Teachers

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

  17. American Federation of Teachers

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

  18. American Federation of Teachers

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

  19. American Federation of Teachers

    EIN 521237104 · Headquarters: LIBERTY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Federation of Teachers

    EIN 521240703 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Federation of Teachers

    EIN 521855616 · Headquarters: Towson, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. American Federation of Teachers

    EIN 521987921 · Headquarters: Gwynn Oak, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Federation of Teachers

    EIN 522104602 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. American Federation of Teachers

    EIN 522381475 · Headquarters: Chittenango, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Federation of Teachers

    EIN 541202120 · Headquarters: Hampton, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. American Federation of Teachers

    EIN 542080707 · Headquarters: Johnson City, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Federation of Teachers

    EIN 542091826 · Headquarters: Barker, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. American Federation of Teachers

    EIN 550663521 · Headquarters: Charlestown, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Federation of Teachers

    EIN 550734601 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Federation of Teachers

    EIN 550741494 · Headquarters: Charlestown, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Federation of Teachers

    EIN 562415789 · Headquarters: Brainerd, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Federation of Teachers

    EIN 562496936 · Headquarters: Norwood, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. American Federation of Teachers

    EIN 562598185 · Headquarters: Great Neck, NY, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  34. American Federation of Teachers

    EIN 571136249 · Headquarters: Brainerd, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Federation of Teachers

    EIN 581902824 · Headquarters: Baton Rouge, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. American Federation of Teachers

    EIN 592719859 · Headquarters: Tampa, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Federation of Teachers

    EIN 611301520 · Headquarters: Louisville, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Federation of Teachers

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

  39. American Federation of Teachers

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

  40. American Federation of Teachers

    EIN 611557436 · Headquarters: Cairo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Federation of Teachers

    EIN 611567626 · Headquarters: Sinclairville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. American Federation of Teachers

    EIN 611568396 · Headquarters: Windsor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. American Federation of Teachers

    EIN 611569626 · Headquarters: Dexter, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. American Federation of Teachers

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

  45. American Federation of Teachers

    EIN 611570185 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. American Federation of Teachers

    EIN 611594085 · Headquarters: Hammondsport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Federation of Teachers

    EIN 611622038 · Headquarters: Cerritos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Federation of Teachers

    EIN 611661403 · Headquarters: ONEIDA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Federation of Teachers

    EIN 611664694 · Headquarters: Cambridge, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. American Federation of Teachers

    EIN 611694386 · Headquarters: Schenectady, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. American Federation of Teachers

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

  52. American Federation of Teachers

    EIN 611953621 · Headquarters: Nyack, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American Federation of Teachers

    EIN 612186510 · Headquarters: Upper Arlington, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. American Federation of Teachers

    EIN 621040155 · Headquarters: Jellico, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. American Federation of Teachers

    EIN 630590850 · Headquarters: Birmingham, AL, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  56. American Federation of Teachers

    EIN 640591900 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. American Federation of Teachers

    EIN 640752926 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. American Federation of Teachers

    EIN 640957322 · Headquarters: New york, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. American Federation of Teachers

    EIN 650690146 · Headquarters: Boynton Beach, FL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  60. American Federation of Teachers

    EIN 651248141 · Headquarters: Sandy Creek, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. American Federation of Teachers

    EIN 651250174 · Headquarters: Berne, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. American Federation of Teachers

    EIN 651260209 · Headquarters: Chester, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. American Federation of Teachers

    EIN 660345983 · Headquarters: St Thomas, VI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. American Federation of Teachers

    EIN 680122935 · Headquarters: Cottonwood, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. American Federation of Teachers

    EIN 680305312 · Headquarters: Annapolis, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. American Federation of Teachers

    EIN 721077805 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  67. American Federation of Teachers

    EIN 721130512 · Headquarters: Franklin, LA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  68. American Federation of Teachers

    EIN 721319027 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  69. American Federation of Teachers

    EIN 721572831 · Headquarters: Onamia, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Federation of Teachers

    EIN 721611907 · Headquarters: Madrid, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. American Federation of Teachers

    EIN 721617159 · Headquarters: leroy, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. American Federation of Teachers

    EIN 731307393 · Headquarters: SHAWNEE, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  73. American Federation of Teachers

    EIN 731487844 · Headquarters: Tulsa, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. American Federation of Teachers

    EIN 731659352 · Headquarters: Missouri City, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. American Federation of Teachers

    EIN 741771404 · Headquarters: Austin, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. American Federation of Teachers

    EIN 741843502 · Headquarters: El Paso, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. American Federation of Teachers

    EIN 742416317 · Headquarters: Austin, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. American Federation of Teachers

    EIN 742428167 · Headquarters: AUSTIN, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. American Federation of Teachers

    EIN 742625563 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  80. American Federation of Teachers

    EIN 742752635 · Headquarters: AUSTIN, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. American Federation of Teachers

    EIN 743126917 · Headquarters: DODGE CENTER, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Federation of Teachers

    EIN 743246568 · Headquarters: Manlius, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Federation of Teachers

    EIN 752402703 · Headquarters: Denver, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. American Federation of Teachers

    EIN 753127384 · Headquarters: Hartford, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Federation of Teachers

    EIN 753233849 · Headquarters: Paynesville, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. American Federation of Teachers

    EIN 760817878 · Headquarters: Bemidji, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. American Federation of Teachers

    EIN 760847558 · Headquarters: Endwell, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. American Federation of Teachers

    EIN 770526847 · Headquarters: Santa Cruz, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. American Federation of Teachers

    EIN 770690961 · Headquarters: Elmira, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. American Federation of Teachers

    EIN 800146534 · Headquarters: Saint Peter, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Federation of Teachers

    EIN 800198098 · Headquarters: Hillburn, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. American Federation of Teachers

    EIN 800232140 · Headquarters: Massapequa, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Federation of Teachers

    EIN 800249026 · Headquarters: Jamesville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. American Federation of Teachers

    EIN 800258082 · Headquarters: Fairport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. American Federation of Teachers

    EIN 800270106 · Headquarters: Watertown, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. American Federation of Teachers

    EIN 800275352 · Headquarters: Corfu, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. American Federation of Teachers

    EIN 800279895 · Headquarters: Lowville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. American Federation of Teachers

    EIN 800281661 · Headquarters: Youngstown, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. American Federation of Teachers

    EIN 800282124 · Headquarters: Watertown, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. American Federation of Teachers

    EIN 800290493 · Headquarters: Scotia, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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