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 Boxwood Society

    EIN 540838479 · Headquarters: Boyce, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. American Boys Preparatory Academy

    EIN 463426474 · Headquarters: Summit, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Brachytherapy Society

    EIN 953237981 · Headquarters: RESTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. American Brahman Breeders Association

    EIN 741054596 · Headquarters: Bryan, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. American Brain Tumor Association

    EIN 237286648 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. American Branch of the Clan Hay Society

    EIN 541332876 · Headquarters: Highlands Ranch, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Brass Band

    EIN 050387242 · Headquarters: East Providence, RI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Brass Chamber Music Association Inc

    EIN 237259680 · Headquarters: PUTNAM VALLEY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. American Breweriana Association Inc

    EIN 742251044 · Headquarters: ROCHESTER, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. American Bridge Association Inc

    EIN 526056521 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. American Bridge Teachers Association

    EIN 237270878 · Headquarters: DURHAM, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. American Britany Club Inc

    EIN 237361098 · Headquarters: plain city, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. American Brittany Club

    EIN 731372113 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. American Brittany Club Inc

    EIN 146085749 · Headquarters: nassau, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. American Brittany Club Inc

    EIN 232033212 · Headquarters: allentown, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. American Brittany Club Inc

    EIN 236489393 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. American Brittany Club Inc

    EIN 237346554 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. American Brittany Club Inc

    EIN 237358441 · Headquarters: st louis, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. American Brittany Club Inc

    EIN 237361531 · Headquarters: somerset, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. American Brittany Club Inc

    EIN 237362457 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. American Brittany Club Inc

    EIN 237363487 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. American Brittany Club Inc

    EIN 237364052 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. American Brittany Club Inc

    EIN 237364068 · Headquarters: battle creek, MI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  24. American Brittany Club Inc

    EIN 237366140 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. American Brittany Club Inc

    EIN 237366268 · Headquarters: Kaneohe, HI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. American Brittany Club Inc

    EIN 237367108 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. American Brittany Club Inc

    EIN 237369320 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. American Brittany Club Inc

    EIN 237370386 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. American Brittany Club Inc

    EIN 237402143 · Headquarters: glenwood, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. American Brittany Club Inc

    EIN 237402144 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. American Brittany Club Inc

    EIN 273306356 · Headquarters: gallipolis, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. American Brittany Club Inc

    EIN 274658508 · Headquarters: ridgely, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. American Brittany Club Inc

    EIN 300485804 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. American Brittany Club Inc

    EIN 362550600 · Headquarters: FRANKLIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. American Brittany Club Inc

    EIN 371153542 · Headquarters: friedheim, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. American Brittany Club Inc

    EIN 376046471 · Headquarters: carterville, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. American Brittany Club Inc

    EIN 396078182 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. American Brittany Club Inc

    EIN 411582650 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. American Brittany Club Inc

    EIN 416164995 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. American Brittany Club Inc

    EIN 463367568 · Headquarters: Farmingdale, NJ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. American Brittany Club Inc

    EIN 476086741 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. American Brittany Club Inc

    EIN 510157632 · Headquarters: Meridian, ID, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  43. American Brittany Club Inc

    EIN 510645932 · Headquarters: kenbridge, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. American Brittany Club Inc

    EIN 611850700 · Headquarters: Hesperia, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. American Brittany Club Inc

    EIN 752703739 · Headquarters: Okemah, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. American Brittany Club Inc

    EIN 800506520 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. American Brittany Club Inc

    EIN 846114291 · Headquarters: elizabeth, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. American Brittany Club Inc

    EIN 850448640 · Headquarters: placitas, NM, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. American Brittany Club Inc

    EIN 876161418 · Headquarters: lake zurich, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. American Brittany Club Inc

    EIN 916056084 · Headquarters: wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. American Brittany Club Inc

    EIN 916177493 · Headquarters: Rosalia, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. American Brittany Club Inc

    EIN 952761343 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. American Brittany Club Inc

    EIN 953087952 · Headquarters: san diego, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. American Brotherhood Aimed Towards Education

    EIN 770124225 · Headquarters: Acton, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. American Brotherhood for Russian Disabled Inc

    EIN 113314347 · Headquarters: STATEN ISLAND, NY, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  56. American Brush Manufacturers Association

    EIN 236272145 · Headquarters: WATERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. American Bryological and Lichenological

    EIN 436055433 · Headquarters: Berkeley, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. American Buckeye Club

    EIN 472870940 · Headquarters: Marengo, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  59. American Buddhist Confederation

    EIN 510191096 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. American Budgerigar Society Inc

    EIN 314441110 · Headquarters: Mt Pleasant, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. American Bugatti Club

    EIN 510657929 · Headquarters: Sherman Oaks, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. American Bullmastiff Association Inc

    EIN 581533973 · Headquarters: LINDENHURST, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. American Bureau of Shipping

    EIN 134921556 · Headquarters: Spring, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. American Bus Association

    EIN 530114680 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. American Business Club Inc

    EIN 750736611 · Headquarters: LUBBOCK, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. American Business Club of Jacksonville Illinois Inc

    EIN 237034040 · Headquarters: Jacksonville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. American Business Women

    EIN 460357617 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  68. American Business Women Association

    EIN 582129903 · Headquarters: GAINESVILLE, GA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  69. American Business Women Association

    EIN 742933412 · Headquarters: Walburg, TX, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. American Business Women Association Verdugo Glen Chapter

    EIN 800323415 · Headquarters: BURBANK, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  71. American Business Womens Assn

    EIN 592433455 · Headquarters: West Palm Beach, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Business Womens Assn

    EIN 751374383 · Headquarters: Abilene, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. American Business Womens Assn

    EIN 956129699 · Headquarters: Redlands, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  74. American Business Womens Assn Ames Charter

    EIN 421500473 · Headquarters: Roland, IA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  75. American Business Womens Assn Big Sky Chapter

    EIN 237170526 · Headquarters: Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Business Womens Assoc Greenbriar Chapter 1227

    EIN 582337987 · Headquarters: Fayetteville, GA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  77. American Business Womens Assoc Saginaw Charter Chapter

    EIN 382191571 · Headquarters: Burt, MI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. American Business Womens Associatio N

    EIN 770263797 · Headquarters: FRESNO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. American Business Womens Association

    EIN 330251613 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. American Business Womens Association

    EIN 376040282 · Headquarters: Quincy, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Business Womens Association

    EIN 382951425 · Headquarters: Commerce Twp, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. American Business Womens Association

    EIN 446014758 · Headquarters: Leawood, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Business Womens Association

    EIN 480937875 · Headquarters: Overland Park, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Business Womens Association

    EIN 562643540 · Headquarters: Washington, IN, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  85. American Business Womens Association

    EIN 711029875 · Headquarters: Paramount, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. American Business Womens Association

    EIN 731414644 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  87. American Business Womens Association Columbia Triad Chapter

    EIN 582333245 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Business Womens Association Dc Charter Chapter

    EIN 546074991 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. American Business Womens Association Douglas County Charter

    EIN 581738139 · Headquarters: Douglasville, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. American Business Womens Association Indianapolis Chapter C

    EIN 310977003 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. American Business Womens Association Lakeshore Charter Chap

    EIN 800598070 · Headquarters: Detroit, MI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  92. American Business Womens Association Punahele Chapter

    EIN 237392766 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Business Womens Association Raintree Chapter

    EIN 237160122 · Headquarters: New Castle, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. American Business Womens Association Sinnissippi Chapter

    EIN 510160034 · Headquarters: Rockford, IL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. American Business Womens Association-dothan Circle City Cha

    EIN 631208875 · Headquarters: Dothan, AL, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  96. American Business Womens Cloud Nine Chapter

    EIN 900621556 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  97. American Businesswomens Association

    EIN 416161159 · Headquarters: Rochester, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. American Butter Institute

    EIN 366116449 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. American Cable Association Inc

    EIN 943180176 · Headquarters: BEAVER, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Callers Association Inc

    EIN 631068384 · Headquarters: MUSCLE SHOALS, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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