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 Association of Zoo Keepers

    EIN 813984410 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  2. American Association of Zoo Keepers

    EIN 814533250 · Headquarters: Kansas City, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Association of Zoo Keepers

    EIN 814990337 · Headquarters: Doylestown, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. American Association of Zoo Keepers

    EIN 820585087 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Association of Zoo Keepers

    EIN 820585093 · Headquarters: Litchfield Park, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Association of Zoo Keepers

    EIN 821221020 · Headquarters: Keithville, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Association of Zoo Keepers

    EIN 821871206 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  8. American Association of Zoo Keepers

    EIN 823624318 · Headquarters: Hohenwald, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Association of Zoo Keepers

    EIN 824510777 · Headquarters: Sparks, NV, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  10. American Association of Zoo Keepers

    EIN 825390824 · Headquarters: Brownsville, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. American Association of Zoo Keepers

    EIN 831047219 · Headquarters: Wheaton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. American Association of Zoo Keepers

    EIN 831249264 · Headquarters: Boise, ID, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. American Association of Zoo Keepers

    EIN 831740817 · Headquarters: Sanford, FL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  14. American Association of Zoo Keepers

    EIN 833435153 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Association of Zoo Keepers

    EIN 834670295 · Headquarters: Bismarck, ND, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. American Association of Zoo Keepers

    EIN 841648544 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. American Association of Zoo Keepers

    EIN 841848410 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. American Association of Zoo Keepers

    EIN 843469152 · Headquarters: Coal Valley, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. American Association of Zoo Keepers

    EIN 844115220 · Headquarters: Fort Pierce, FL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. American Association of Zoo Keepers

    EIN 844405927 · Headquarters: Fort Worth, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Association of Zoo Keepers

    EIN 854083652 · Headquarters: Gulf Shores, AL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  22. American Association of Zoo Keepers

    EIN 861019910 · Headquarters: Phoenix, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Association of Zoo Keepers

    EIN 870479175 · Headquarters: Salt Lake City, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Association of Zoo Keepers

    EIN 871536808 · Headquarters: Paramus, NJ, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  25. American Association of Zoo Keepers

    EIN 872514569 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Association of Zoo Keepers

    EIN 872535950 · Headquarters: Scottsbluff, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Association of Zoo Keepers

    EIN 911495564 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. American Association of Zoo Keepers

    EIN 911496131 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Association of Zoo Keepers

    EIN 912078792 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Association of Zoo Keepers

    EIN 923404465 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Association of Zoo Keepers

    EIN 930714387 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. American Association of Zoo Keepers

    EIN 992152119 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Association of Zoo Keepers Chapter

    EIN 562533082 · Headquarters: Tampa, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. American Association of Zoo Keepers Inc

    EIN 752373089 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Association of Zoo Keepers of the Pikes Peak Region

    EIN 841220570 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. American Association of Zoo Keepers Orange County Chapter

    EIN 330952625 · Headquarters: Santa Ana, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. AMERICAN ASSOCIATION OF ZOO KEEPERS Zoo New England Chapter

    EIN 043098415 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. American Association on Intellectual and Developmental Disabilities

    EIN 060636098 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. American Associations of Dental Maxillofacial Radiographic Technic

    EIN 237013051 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  40. American Associaton of Zoo Keepers

    EIN 931038602 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Assosciation of Service Coordinators Alabama Chapter

    EIN 421724216 · Headquarters: Columbiana, AL, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  42. American Athletic Association

    EIN 382216742 · Headquarters: Bay City, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. American Athletic Club of Chicago

    EIN 366472040 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  44. American Athletic Conference

    EIN 510244593 · Headquarters: Irving, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. American Audiology Board of Intraoperative Monitoring Inc

    EIN 452648066 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. American Auditory Society

    EIN 237405195 · Headquarters: PENNSVILLE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. American Austin Bantam Club

    EIN 161589448 · Headquarters: Oswego, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Auto Racing Writers and Broadcasters Inc

    EIN 943039784 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  49. American Automotive Leasing Association

    EIN 362548298 · Headquarters: OWINGS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. American Avalanche Association

    EIN 742378891 · Headquarters: Jackson, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. American Aviation Historical Society

    EIN 952624789 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. American Backflow Prevention Association

    EIN 582063180 · Headquarters: CLARKSVILLE, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American Backflow Prevention Association

    EIN 742395100 · Headquarters: WEST JORDAN, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. American Bahraini Friendship Society

    EIN 541586044 · Headquarters: WASHINGTON DC, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. American Bakers Association

    EIN 360723070 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. American Balance Society Inc

    EIN 831229422 · Headquarters: NASHVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  57. American Bamboo Society

    EIN 953754388 · Headquarters: CHENEY, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Bandmasters Association

    EIN 366112860 · Headquarters: JASPER, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. American Bando Association Inc

    EIN 581670674 · Headquarters: MOUNDSVILLE, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. American Banjo Fraternity

    EIN 310903871 · Headquarters: Hollis, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. American Bankers Association

    EIN 521001304 · Headquarters: Washington, DC, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. American Bankruptcy Law Forum

    EIN 311246190 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. American Bantam Association Inc

    EIN 360723130 · Headquarters: AUGUSTA, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. American Baptist Association Credit Union

    EIN 741661160 · Headquarters: ANGLETON, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. American Baptist Churches in the USA

    EIN 391491850 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  66. American Baptist Churches in the USA Apple Tree

    EIN 840752277 · Headquarters: New Castle, CO, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  67. American Bar Association

    EIN 360723150 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. American Battlefield Trust

    EIN 541426643 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. American Beach Foundation Inc

    EIN 475448102 · Headquarters: MIAMI, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Bearing Manufacturers Association

    EIN 541024108 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. American Beauty Temple 476

    EIN 933543382 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Beekeeping Federation Inc

    EIN 840486343 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. American Begonia Society

    EIN 330016161 · Headquarters: Corona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American Begonia Society

    EIN 383942483 · Headquarters: BATON ROUGE, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Begonia Society

    EIN 541067301 · Headquarters: Reston, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. American Begonia Society

    EIN 611748335 · Headquarters: Choudrant, LA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  77. American Begonia Society

    EIN 741937147 · Headquarters: mont belvieu, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American Begonia Society

    EIN 751999193 · Headquarters: Smithville, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. American Begonia Society

    EIN 752514597 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. American Begonia Society

    EIN 752557943 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Begonia Society

    EIN 800135090 · Headquarters: South Plainfield, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Begonia Society

    EIN 831257337 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. American Begonia Society

    EIN 872743774 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. American Begonia Society

    EIN 911932697 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. American Begonia Society

    EIN 911932706 · Headquarters: Manhattan Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  86. American Begonia Society

    EIN 911932719 · Headquarters: Woodstock, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Begonia Society

    EIN 911933000 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Begonia Society

    EIN 911933009 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. American Begonia Society

    EIN 942441329 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. American Begonia Society

    EIN 946101874 · Headquarters: ALAMEDA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Begonia Society

    EIN 953150555 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. American Begonia Society

    EIN 953158765 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. American Behcets Disease Association Inc

    EIN 411579632 · Headquarters: FEASTERVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  94. American Belgian Tervuren Club Inc

    EIN 850295231 · Headquarters: WATERFORD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. American Benedictine Review Inc

    EIN 480821529 · Headquarters: Clyde, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. American Benefits Council

    EIN 066100040 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. American Berkshire Association Inc

    EIN 370662828 · Headquarters: WEST LAFAYETTE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. American Beverage Association

    EIN 530025510 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. American Beverage Institute

    EIN 521730954 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. American Beverage Licensees

    EIN 042136056 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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