Nonprofits in Oklahoma City, Oklahoma

Nonprofits in Oklahoma City, Oklahoma. Browse 4,077 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. Alliance of Emerging Professionals Inc

    EIN 202035482 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  2. Allied Arts Foundation Affiliated Fund of Occf Inc

    EIN 731483619 · Headquarters: OKLAHOMA CITY, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Allied Arts of Oklahoma Inc

    EIN 730804291 · Headquarters: Oklahoma City, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Allied Cares Foundation

    EIN 920462332 · Headquarters: OKLAHOMA CITY, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Alluwe Chapter of the Business Womens Association

    EIN 731123087 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Ally Medical Inc

    EIN 873230016 · Headquarters: OKLAHOMA CITY, OK, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alone No More

    EIN 811745648 · Headquarters: Oklahoma City, OK, USA · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990

  8. Alongside Ministries Inc

    EIN 332885176 · Headquarters: Oklahoma City, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Alpha Community Foundation of Oklahoma

    EIN 861339855 · Headquarters: Oklahoma City, OK, United States · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Alpha Council No 18 Royal & Select Masters

    EIN 237240096 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Alpha Gamma Delta Fraternity

    EIN 736103527 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alpha Okies Inc

    EIN 731534787 · Headquarters: Oklahoma City, OK, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Alpha Rehibilitation and Wellness Foundation

    EIN 993355694 · Headquarters: OKLAHOMA CITY, OK, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Alvarium Foundation

    EIN 822397869 · Headquarters: Oklahoma City, OK, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  15. Amateur Athletic Union of the United States

    EIN 113769182 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  16. Amateur Athletic Union of the United States

    EIN 383692192 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  17. Amateur Athletic Union of the United States Inc

    EIN 300747049 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  18. Amateur Athletic Union of the United States Inc

    EIN 454596910 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  19. Amateur Athletic Union of the United States Inc

    EIN 460643223 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  20. Amca Association for Modern and Contemporary Art

    EIN 262682896 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. Amer Academy of Family Physician-ok

    EIN 730612930 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Amerasian Children of Vietman Veterans Incorporation

    EIN 371786449 · Headquarters: Oklahoma City, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Academy of Pediatrics Oklahoma Chapter

    EIN 731335978 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. American Art Therapy Association

    EIN 731196488 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. American Assoc of Ayurvedic Physicians

    EIN 852467264 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. American Association of Zoo Keepers

    EIN 731369949 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Banjo Museum Inc

    EIN 731526929 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. American Choral Directors Assoc

    EIN 620695676 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. American Civil Liberties

    EIN 730780616 · Headquarters: Oklahoma City, OK, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  30. American Civil Liberties Union of Oklahoma Foundation Inc

    EIN 731003205 · Headquarters: OKLAHOMA CITY, OK, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. American Civil Liberties Union of Oklahoma Inc

    EIN 825301552 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. American College of Dentists

    EIN 521415947 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American College of Healthcare Executives

    EIN 371478436 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. American College of Physicians

    EIN 510233879 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American College of Zoological Medicine

    EIN 953986741 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. American Council of Engineering Companies of Oklahoma

    EIN 237262513 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Dental Student Association

    EIN 611538669 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. American Federation of Government Employees

    EIN 237112206 · Headquarters: Oklahoma City, OK, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  39. American Federation of Government Employees

    EIN 300357826 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Federation of Government Employees

    EIN 736120202 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. American Federation of Government Employees 916

    EIN 730738165 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. American Federation of Musicians Local 375-703

    EIN 730126340 · Headquarters: OKLAHOMA CITY, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. American Federation of Teachers

    EIN 731060092 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  44. American Federation of Teachers Oc Classified Fed

    EIN 731377214 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. AMERICAN FEDERATION OF TEACHERS Oklahoma City Federation of Teachers

    EIN 731123371 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. American Fidelity Foundation

    EIN 731236059 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. American Guild of Organists Ago

    EIN 736102758 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. American Gulfcoast Select Best Practices Task Force Association

    EIN 862053791 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  49. American Indian Athletic Hall of Fame Inc

    EIN 510206987 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. American Indian Chamber of Commerce of Oklahoma Inc

    EIN 731388121 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. American Indian Crusade Inc

    EIN 860225054 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  52. American Indian Cultural Center Management Group Inc

    EIN 833895482 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. American Industrial Hygiene Association

    EIN 311254255 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Inns of Court Foundation

    EIN 731287602 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. American Inns of Court Foundation

    EIN 731480899 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. American Inns of Court Foundation

    EIN 731572709 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Inns of Court Foundation

    EIN 911829493 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. American Institute of Architects Oklahoma Chapter

    EIN 731338318 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. American Legion

    EIN 736103980 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. American Legion

    EIN 922655987 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  61. American Legion 0035

    EIN 730479515 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  62. American Legion 64

    EIN 736103475 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. American Legion Auxiliary

    EIN 731078012 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. American Legion Auxiliary

    EIN 900487267 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  65. American Legion Auxiliary Department of Oklahoma

    EIN 730126655 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  66. American Legion Memorial Poppy Association

    EIN 730587444 · Headquarters: OKLAHOMA CITY, OK, USA · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  67. American Legion Post 0013 Capitol Hill

    EIN 736103456 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  68. American Legion Post 0216 Eugene Greer

    EIN 736102248 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. American Legion Post 12 Waggoner-Trimble

    EIN 736103564 · Headquarters: Oklahoma City, OK, USA · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. American Marketing Assocation Inc

    EIN 731387282 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. American Medical Foundation

    EIN 736104267 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. American Muslim Empowerment Network Incorporated

    EIN 931341266 · Headquarters: OKLAHOMA CITY, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. American Muslim Society of Oklahoma Inc

    EIN 731324403 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  74. American Nephrology Nurses Association Red River #273

    EIN 364673517 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Petroleum Institute Oklahoma City Chapter

    EIN 731517579 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Pigeon Museum & Library Inc

    EIN 237331116 · Headquarters: OKLAHOMA CITY, OK, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. American Planning Association

    EIN 731174302 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. American Postal Workers Union 86

    EIN 736105290 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  79. American Racing Pigeon Union Inc

    EIN 362348917 · Headquarters: OKLAHOMA CITY, OK, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. American Rental Association

    EIN 742355836 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. American Rose Society

    EIN 581783193 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. American Service Corps Inc

    EIN 392296471 · Headquarters: OKLAHOMA CITY, OK, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. American Society for Mathematics

    EIN 731529171 · Headquarters: Oklahoma City, OK, US · Science & Technology · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  84. American Society of Heating Refridgerating & Ac Engineers

    EIN 371520341 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Society of Heating Refrigerating & A-c Engineers

    EIN 731046365 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. American Statistical Association

    EIN 521665959 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Subcontractors Association of Oklahoma Inc

    EIN 710938024 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. American Volkssport Association Inc

    EIN 731265373 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. American Wagyu Heritage Fund

    EIN 333025227 · Headquarters: Oklahoma City, OK, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Americans for Fair Treatment Inc

    EIN 472593565 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Amigo Foundation

    EIN 311799139 · Headquarters: Oklahoma City, OK, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. Amy and David Sine Family Foundation

    EIN 832543090 · Headquarters: Oklahoma City, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  93. Amy and Jon Fisher Foundation

    EIN 844091726 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Anambra State Association of Oklahoma Incorporated

    EIN 731446636 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  95. Anathallo Wellness Foundation Inc

    EIN 413058193 · Headquarters: Oklahoma City, OK, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Ancient Arabic Order of the Nobles of the Mystic Shrine of Na

    EIN 581750542 · Headquarters: Oklahoma City, OK, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  97. Ancient Egyption Arabic Order

    EIN 237536458 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Ancient Free & Accepted Masons of 276 Dba Siloam Lodge No 276

    EIN 730127953 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Ancient Free & Accepted Masons of Oklahoma

    EIN 030491610 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Ancient Free & Accepted Masons of Oklahoma

    EIN 237143266 · Headquarters: Oklahoma City, OK, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

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