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. The Almeleh Family Foundation C/o Michele Almeleh

    EIN 874110548 · Headquarters: SCOTTSDALE, AZ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  2. The Almond Foundation

    EIN 743008087 · Headquarters: Del Rio, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. The Alno Club of Muncie Inc

    EIN 311050143 · Headquarters: Muncie, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. The Aloha Section of the Pga Inc

    EIN 990256768 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. The Alopeace Project Corp

    EIN 870853273 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. The Alpaugh Foundation

    EIN 316314074 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  7. The Alpert Family Foundation

    EIN 133745910 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  8. The Alpha & Omega Christian Church

    EIN 996010962 · Headquarters: WAHIAWA, HI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  9. The Alpha Center Inc

    EIN 710561196 · Headquarters: Batesville, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. The Alpha Epsilon Alumni Association of Theta Xi

    EIN 934406150 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. The Alpha Eta Chapter of the Sigma Pi Fraternity International

    EIN 546065009 · Headquarters: WILLIAMSBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. The Alpha Gamma Chapter of the Delta Sigma Phi Fraternity

    EIN 580574809 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. The Alpha Gamma Omega Building Association

    EIN 941539312 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. The Alpha Kappa Chapter of the Omega Nu Sorority

    EIN 946114252 · Headquarters: COLUSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. The Alpha Nu Building Company

    EIN 431257254 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. The Alpha Omega Chapter of the Alpha Tau Omega Fraternity House Corporation Inc

    EIN 590140545 · Headquarters: PONTE VEDRA BEACH, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. The Alpha Omega International Dental Fraternity Inc Washington Dc Chapter

    EIN 526056062 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. The Alpha Wives of Washington Dc Inc

    EIN 943451995 · Headquarters: washington, DC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  19. The Alphonse M and Joyce L Lucchese Charitable Foundation

    EIN 043492751 · Headquarters: EAST FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  20. The Alphorn Association of North America

    EIN 990999714 · Headquarters: Layton, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Alpine Manors Association

    EIN 946140243 · Headquarters: TAHOE CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  22. The Als Association Northern Ohio Chapter

    EIN 341595148 · Headquarters: INDEPENDENCE, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. The Alsam Foundation

    EIN 742364289 · Headquarters: PO BOX CHICA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. The Alta and John Franks Foundation

    EIN 237422163 · Headquarters: SHREVEPORT, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. The Alta Mesa Community Association

    EIN 860502871 · Headquarters: Mesa, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. The Altadena Mountain Rescue Team

    EIN 952554123 · Headquarters: Altadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. The Altenheim Foundation Inc

    EIN 341647102 · Headquarters: STRONGSVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. The Alter Foundation C/o Mr Dennis Alter

    EIN 232444179 · Headquarters: FORT WASHINGTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. The Alternative Inc

    EIN 611591344 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  30. The Alternative Programs Inc

    EIN 592690657 · Headquarters: MIAMI, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. The Alton Community Services Program Inc

    EIN 020516818 · Headquarters: ALTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. The Alton Foundation C/o Gary Osborne

    EIN 376045370 · Headquarters: WOOD RIVER, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  33. The Altum Fund

    EIN 991522072 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. The Altus Chamber of Commerce

    EIN 710717363 · Headquarters: ALTUS, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The Aluminum Association Inc

    EIN 130428020 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. The Alumnae Assn of Linden Hall

    EIN 232003166 · Headquarters: Lititz, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. The Alumnae Association of St Timothy's

    EIN 526035342 · Headquarters: STEVENSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. The Alumni Corp of Delta Sigma Phi

    EIN 510433071 · Headquarters: DECATUR, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. The Alumni Corporation

    EIN 900634923 · Headquarters: West Valley City, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. The Alumni Corporation of Eta Omega Chapter of Theta Chi Fraternity

    EIN 680045965 · Headquarters: REDLANDS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. The Alumni Society of Christopher Newport University Inc

    EIN 237212543 · Headquarters: NEWPORT NEWS, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. The Alvin and Fanny B Thalheimer Foundation Inc

    EIN 526038383 · Headquarters: TOWSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. The Amador Athletic Boosters Club

    EIN 943052560 · Headquarters: PLEASANTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. The Amarillo College Foundation

    EIN 756029084 · Headquarters: AMARILLO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. The Amateur Comedy Club Inc

    EIN 132041203 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. The Amateur Telescope Makers of Boston Inc

    EIN 046360709 · Headquarters: Arlington, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. The Amaturo Family Foundation

    EIN 592718130 · Headquarters: FT LAUDERDALE, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  48. The Ambridge Area Education Association

    EIN 251643408 · Headquarters: McKees Rocks, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. The Ambrose Monell Foundation C/o Fulton Vittoria Llp

    EIN 131982683 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  50. The Ambry Association Inc

    EIN 363252618 · Headquarters: KEARNEY, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. The Ambulatones

    EIN 462365449 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  52. The Ambytion Foundation

    EIN 472683131 · Headquarters: Grand Prairie, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. The Amercian Legion 30 John Stanley-stan-milesnick Post

    EIN 810500088 · Headquarters: BELGRADE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. The America Hose Hook & Ladder Company

    EIN 237173940 · Headquarters: Bristol, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. The America Wheat Mission in S Ca Inc

    EIN 954618763 · Headquarters: SANTA FE SPRINGS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. The American Academy of Anesthesiologist Assistants Inc

    EIN 581372066 · Headquarters: MIDDLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. The American Academy of Clinical Psychiatrists

    EIN 953598007 · Headquarters: KOHLER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. The American Academy of HIV Medicine Inc

    EIN 202721201 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. The American Academy of Psychodynamic Psychiatry and Psychoanalysis

    EIN 131854603 · Headquarters: BLOOMFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. The American Alpine Club

    EIN 131611981 · Headquarters: GOLDEN, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  61. The American Artists Fund

    EIN 136161153 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. The American Assembly

    EIN 136160846 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  63. The American Assembly Fund

    EIN 850730573 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  64. The American Association of Blacks in Energy Atlanta Chptr

    EIN 900334451 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. The American Association of Language Specialists

    EIN 526058008 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. The American Association of Nurse Attorneys

    EIN 521841736 · Headquarters: Birmingham, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. The American Association of University Women Omaha Branch

    EIN 470465356 · Headquarters: omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  68. The American Austrian Foundation Inc

    EIN 133275103 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. The American Bell Assoc Intl Inc

    EIN 042648065 · Headquarters: OLATHE, KS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. The American Board of Allergy and Immunology

    EIN 237171573 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. The American Board of Anesthesiology Inc

    EIN 060646523 · Headquarters: RALEIGH, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. The American Board of Artificial Intelligence in Medicine

    EIN 473310765 · Headquarters: Orange, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  73. The American Board of Certification

    EIN 521759570 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. The American Board of Legal Medicine Inc

    EIN 363160313 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. The American Board of Magnetic Resonance Safety

    EIN 473900708 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. The American Board of Medical Genetics and Genomics Inc

    EIN 953512145 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. The American Board of Pathology Inc

    EIN 350969609 · Headquarters: TAMPA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. The American Board of Pathology Research Foundation Inc

    EIN 592849264 · Headquarters: TAMPA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. The American Board of Periodontology Inc

    EIN 946084734 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. The American Board of Physician Specialties Inc

    EIN 237009389 · Headquarters: Tampa, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. The American Board of Plastic Surgery Inc

    EIN 436000050 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. The American Board of Radiology

    EIN 410773787 · Headquarters: TUCSON, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. The American Board of Surgery Inc

    EIN 231352007 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. The American Border Story for Action

    EIN 412737512 · Headquarters: Chantilly, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. The American British Cowdray Hospital Foundation

    EIN 751995892 · Headquarters: THE WOODLANDS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. The American Celiac Society Dietary Support Coalition

    EIN 521651828 · Headquarters: River Ridge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. The American Coalition for Education and Knowledge Inc

    EIN 821157076 · Headquarters: Hanover, NH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  88. The American College of Psychiatrists

    EIN 526075346 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. The American Conservative Youth Union

    EIN 922126623 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. The American Contract Bridge League Inc

    EIN 130430330 · Headquarters: HORN LAKE, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. The American Council for Evangelicals State PAC

    EIN 853443037 · Headquarters: Folsom, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. The American Council of Engineering Companies of Wisconsin Inc

    EIN 391336491 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. The American Dental Board of Anesthesiology

    EIN 364048822 · Headquarters: SARASOTA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. The American Dream Housing Counseling Agency

    EIN 844641227 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. The American Emu Association

    EIN 752512689 · Headquarters: Ottawa, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. The American Experiment

    EIN 455558216 · Headquarters: Littleton, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  97. The American Experiment Fund Inc

    EIN 884201635 · Headquarters: HOMESTEAD, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. The American Federation of Labor

    EIN 880038900 · Headquarters: Henderson, NV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. The American Fern Society

    EIN 056016227 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. The American Firearms Retailers Association Inc

    EIN 472435044 · Headquarters: CAPON BRIDGE, WV, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

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