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 Subcontractors Association Georgia Chapter

    EIN 237027658 · Headquarters: McDonough, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Subcontractors Association Houston Chapter

    EIN 237417142 · Headquarters: HOUSTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. American Subcontractors Association Inc

    EIN 520880835 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. American Subcontractors Association Inc Los Angeles/orange Co/inland Emp Charter

    EIN 330380940 · Headquarters: YORBA LINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. American Subcontractors Association of Arkansas Inc

    EIN 710485873 · Headquarters: LITTLE ROCK, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. American Subcontractors Association of Central Pennsylvania

    EIN 231745762 · Headquarters: HARRISBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. American Subcontractors Association of Greater Milwaukee Inc

    EIN 391562006 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. American Subcontractors Association of Kansas City

    EIN 481098629 · Headquarters: STILWELL, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. American Subcontractors Association of Metro Washington

    EIN 520818370 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. American Subcontractors Association of Ms Inc

    EIN 640596481 · Headquarters: MADISON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. American Subcontractors Association of Ohio

    EIN 261626477 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. American Subcontractors Association of the Shenandoah Valley Inc

    EIN 273394312 · Headquarters: Winchester, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. American Subcontractors Association of W

    EIN 251192252 · Headquarters: SOUTH PARK, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. American Sudanese Partnership Institution for Rehabilitation And

    EIN 873013020 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. American Sugar Alliance

    EIN 521314447 · Headquarters: Arlington, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. American Sugar Cane League Foundation

    EIN 720899319 · Headquarters: THIBODAUX, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Sugar Cane League of the USA

    EIN 720118440 · Headquarters: THIBODAUX, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. American Sugarbeet Growers Association

    EIN 521065110 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. American Supplier Institute Inc

    EIN 382547355 · Headquarters: BINGHAM FARMS, MI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. American Supply Association

    EIN 362688015 · Headquarters: ITASCA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. American Surgical Association

    EIN 953126287 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. American Sustainability Project

    EIN 272260430 · Headquarters: Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  23. American Sustainable Business Council

    EIN 452387029 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. American Suzuki Foundation of Stevens Point Wisconsin Inc

    EIN 237400175 · Headquarters: STEVENS POINT, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. American Swimming Coaches Association

    EIN 591449455 · Headquarters: FORT LAUDERDALE, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. American Synod Inc

    EIN 844231556 · Headquarters: Burtonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Syrian Lebanon Brotherhood

    EIN 351381731 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. American Syringomyelia Alliance Project Inc

    EIN 752245195 · Headquarters: LONGVIEW, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  29. American Taoism Association

    EIN 394242917 · Headquarters: sheridan, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Taoist I Ching Association

    EIN 993481739 · Headquarters: Palmetto Bay, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. American Tap Dance Foundation Inc

    EIN 133390784 · Headquarters: New Hope, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. American Tarentaise Association

    EIN 840658690 · Headquarters: Kearney, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Task Force Argentina

    EIN 208233448 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990

  34. American Tax Token Society

    EIN 208350181 · Headquarters: NIPOMO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Taxpayers Coalition Inc

    EIN 450677355 · Headquarters: ALEXANDRIA, VA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  36. American Teachers Alliance Inc

    EIN 992530782 · Headquarters: Cary, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Teachers Association of the Martial Arts-atama

    EIN 352580889 · Headquarters: MERCED, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Teachers Federation

    EIN 223764236 · Headquarters: EMERSON, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. American Teaching Project

    EIN 844925591 · Headquarters: Huntsville, AL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  40. American Technology Venture Lab Inc

    EIN 932726972 · Headquarters: Spartanburg, SC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. American Teilhard Association for the Future of Man Inc

    EIN 132776676 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. American Telecommunications Systems Management Association Inc

    EIN 621625223 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  43. American Textile Machinery Association

    EIN 520896553 · Headquarters: Falls Church, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Theater Co

    EIN 510206051 · Headquarters: Novato, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. American Theater of Actors Inc

    EIN 132977840 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. American Theatre Organ Society Inc-central Indiana Chapter

    EIN 237178702 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. American Theatre Organ Society Rocky Mountain Chapter

    EIN 237303707 · Headquarters: Loveland, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Theological Library Association

    EIN 741473899 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. American Therapeutic Recreation Association

    EIN 382632462 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. American Thoracic Society

    EIN 831957660 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. American Thoracic Society Inc

    EIN 364679463 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. American Thoracic Society Inc

    EIN 454560770 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American Thoracic Society Inc

    EIN 611666906 · Headquarters: OKC, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Thoracic Society Inc

    EIN 800659995 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. American Thoracic Society Inc

    EIN 800759374 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. American Thoracic Society Inc

    EIN 821386624 · Headquarters: Charleston, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Thoracic Society Inc

    EIN 900631066 · Headquarters: New Brunswick, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Thresherman Assoc Inc

    EIN 370968974 · Headquarters: Pinckneyville, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. American Thyroid Association

    EIN 416038600 · Headquarters: Alexandria, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. American Tibetan Mastiff Association

    EIN 954380979 · Headquarters: Boerne, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. American Tin Trade Association Inc

    EIN 134924790 · Headquarters: Trenton, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. American Tomorrow Inc

    EIN 471202494 · Headquarters: CEDAR PARK, TX, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  63. American Tomorrow Project Inc

    EIN 991044650 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. American Tort Reform Association

    EIN 521464785 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. American Traffic Safety Service Association of Illinois

    EIN 363983881 · Headquarters: Romeoville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. American Traffic Safety Services Association Arizona Chapter

    EIN 465551784 · Headquarters: Phoenix, AZ, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  67. American Traffic Safety Services Association California Chapter

    EIN 931120905 · Headquarters: CHINO HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. American Traffic Safety Services Association Inc

    EIN 237305991 · Headquarters: FREDERICKSBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. American Traffic Safety Services Association of Florida Inc

    EIN 650142025 · Headquarters: Apopka, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American Traffic Safety Services Association of Kentucky Inc

    EIN 474162619 · Headquarters: Danville, KY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. American Traffic Safety Services Carolinas Chapter of Atssa

    EIN 571118395 · Headquarters: CONCORD, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. American Traffic Safety Services Foundation Inc

    EIN 621384292 · Headquarters: FREDERICKSBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. American Train Dispatchers Association

    EIN 901258299 · Headquarters: Clarksville, IN, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  74. American Train Dispatchers Association

    EIN 921875476 · Headquarters: Frankfort, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Train Dispatchers Association

    EIN 922700639 · Headquarters: Fort Worth, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Train Dispatchers Improvement Association

    EIN 360730920 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. American Training Inc

    EIN 042662986 · Headquarters: ANDOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. American Trakehner Association Inc

    EIN 237370039 · Headquarters: Southern Pines, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. American Translators Association

    EIN 136110863 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. American Trauma Society

    EIN 237346053 · Headquarters: Watertown, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Trauma Society

    EIN 510172857 · Headquarters: Seaford, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. American Trauma Society

    EIN 510413986 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. American Trauma Society

    EIN 521047672 · Headquarters: Catonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. American Trauma Society Inc

    EIN 237173936 · Headquarters: FALLS CHURCH, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. American Trauma Society North Carolina Division Inc

    EIN 521649790 · Headquarters: Raleigh, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. American Trauma Society Pennsylvania Division

    EIN 237345707 · Headquarters: MECHANICSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. American Treeing Feist Association Inc

    EIN 621557985 · Headquarters: BATESVILLE, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Trike Riders

    EIN 273658576 · Headquarters: Hosston, LA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  89. American Trucking Associations

    EIN 530026970 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. American Tunaboat Association

    EIN 950490750 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. American Turkish Association of North Carolina

    EIN 581792132 · Headquarters: Cary, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. American Turko Tatar Association Inc

    EIN 946092011 · Headquarters: BURLINGAME, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. American Turners - Louisville Inc

    EIN 610458368 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. American Turners National

    EIN 380299080 · Headquarters: NORTH AURORA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. American Turners Toledo

    EIN 344242710 · Headquarters: PERRYSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. American Turners-detroit

    EIN 381258830 · Headquarters: Sterling Heights, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. American Turpentine Farmers Assoc Cooperative

    EIN 580139870 · Headquarters: Soperton, GA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. American Ukrainian Veterans Association

    EIN 240784386 · Headquarters: SCRANTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. American Ukrainian Youth Association

    EIN 237190266 · Headquarters: PALATINE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Ukrainian Youth Association

    EIN 362376792 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages