Nonprofits in Tulsa, Oklahoma

Nonprofits in Tulsa, Oklahoma. Browse 3,734 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. Oklahoma State Chiropractic Ind Physici

    EIN 731450827 · Headquarters: TULSA, OK, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  2. Oklahoma State Dermatology and Dermatologic Surgery Society

    EIN 731044383 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Oklahoma State Electrologists Association

    EIN 731160428 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Oklahoma State Organization Intl Good Sam Recreational Vehicle Club

    EIN 432064008 · Headquarters: Tulsa, OK, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  5. Oklahoma State Organization Intl Good Sam Recreational Vehicle Club

    EIN 870706314 · Headquarters: Tulsa, OK, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  6. Oklahoma State Quality Award Foundation Inc

    EIN 731437273 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Oklahoma Sugar Artists Inc

    EIN 731686975 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Oklahoma Surgical Hospital Foundation Inc

    EIN 203308716 · Headquarters: TULSA, OK, USA · Health Care · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  9. Oklahoma Trial Lawyers Foundation Inc

    EIN 731332446 · Headquarters: TULSA, OK, USA · Crime & Legal Related · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  10. Oklahoma United for Progress Inc

    EIN 861617355 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Oklahoma Veterans Alliance Inc

    EIN 831816809 · Headquarters: Tulsa, OK, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. Oklahoma Vietnam Veterans Charitable Foundation Inc

    EIN 731574567 · Headquarters: Tulsa, OK, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  13. Oklahoma Water Environment Association

    EIN 731455647 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Oklahoma Well Log Library Inc

    EIN 730708636 · Headquarters: Tulsa, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Oklahoma Women Veteran Organization-tulsa Chapter

    EIN 922743120 · Headquarters: Tulsa, OK, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Oklahoma Youth Climbing Association

    EIN 882375791 · Headquarters: TULSA, OK, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  17. Oklahomans for a Prosperous Future Inc

    EIN 465562914 · Headquarters: TULSA, OK, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Oklahomans for Equality Inc

    EIN 731300864 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Oklahomans for Fiscal Responsibility C/o Frederic Dorwart

    EIN 272563645 · Headquarters: TULSA, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Oklahomans for Good Government Inc

    EIN 205430260 · Headquarters: TULSA, OK, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Oklahomans for Healthcare Access Inc

    EIN 464274761 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  22. Oklahomans for Immigrants Inc

    EIN 334957372 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Oklahomans for Life Inc

    EIN 731052851 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Oklahomans for Patriotic Values Inc

    EIN 383642904 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  25. Oklahomas Naval Academies Parents Club

    EIN 510428122 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Oklahomas Next Entrepreneurs Foundation

    EIN 453940048 · Headquarters: Tulsa, OK, US · Youth Development · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  27. Oklamhoma Chapter-american Association of Blacks in Energy

    EIN 611655759 · Headquarters: Tulsa, OK, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Okplac Inc

    EIN 880832446 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Okpop Foundation

    EIN 832263171 · Headquarters: TULSA, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Okra Oklahoma Recycling Association

    EIN 731501007 · Headquarters: TULSA, OK, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Okssa Inc

    EIN 990619825 · Headquarters: Tulsa, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Okwatchdog Inc

    EIN 260576627 · Headquarters: Tulsa, OK, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  33. Omega Foundation Inc

    EIN 731526326 · Headquarters: TULSA, OK, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Omega Home Network Inc

    EIN 820835741 · Headquarters: Tulsa, OK, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Omega International Ministries Inc

    EIN 262935776 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Omega Psi Phi Fraternity

    EIN 736102653 · Headquarters: TULSA, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Omicron Delta Epsilon Intl Honor Society in Economics Inc

    EIN 911955135 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  38. Onaben

    EIN 931064121 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. One Aux Incorporated

    EIN 392363287 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. One Church One Child Inc

    EIN 731477253 · Headquarters: TULSA, OK, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. One Fire Ministries Inc

    EIN 332246676 · Headquarters: TULSA, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. One Gas Foundation Inc

    EIN 464169300 · Headquarters: TULSA, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. ONE Gas Inc NBU VEBA Master Trust

    EIN 320430913 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. ONE Gas Inc VEBA Master Trust for Collective Bargaining Unit Former Employe Es

    EIN 562542479 · Headquarters: TULSA, OK, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. One Hope Tulsa Inc

    EIN 873108423 · Headquarters: Tulsa, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. One in Him Foundation Inc

    EIN 372116797 · Headquarters: TULSA, OK, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. One More International Inc

    EIN 841564946 · Headquarters: Tulsa, OK, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. One River International

    EIN 844916317 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. One to One Fund

    EIN 320432416 · Headquarters: TULSA, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. One to the Other Ministries Inc

    EIN 731318805 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  51. One Trust Fund Inc

    EIN 736293361 · Headquarters: TULSA, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. One World One Love One Pride Corporation

    EIN 993564200 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Oneok Foundation Inc

    EIN 731503823 · Headquarters: TULSA, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. ONEOK Inc Employees Retiree Medical Benefit Trust

    EIN 364090934 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. ONEOK Inc Employees Retiree Medical Trust II

    EIN 276030717 · Headquarters: TULSA, OK, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Ongoers

    EIN 731068821 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Open Arms Youth Project Inc

    EIN 260032815 · Headquarters: TULSA, OK, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. Open Church Inc

    EIN 451291352 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Open Door Arts & Humanities Coalition Inc

    EIN 731217605 · Headquarters: TULSA, OK, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Open Door Discipleship Ministries

    EIN 825285678 · Headquarters: TULSA, OK, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Operation Aware of Oklahoma

    EIN 731112912 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Operation Concern Ministries Church Incorporated

    EIN 731455121 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Operation Help Outreach Ministries International Inc

    EIN 831917348 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Operation Hope Prison Ministry Inc

    EIN 731504386 · Headquarters: TULSA, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Opportunity Ride Scholarship Foundation

    EIN 333626681 · Headquarters: Tulsa, OK, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Opportunity Scholarship Fund

    EIN 464511347 · Headquarters: Tulsa, OK, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  67. Opsac Commission Inc

    EIN 852305722 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  68. Opt Foundation

    EIN 753018732 · Headquarters: TULSA, OK, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  69. Optimist International 07155 Iib Oc of Tulsa Oklahoma

    EIN 814150234 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  70. Oral Roberts Early Learning Center

    EIN 731274772 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  71. Oral Roberts Evangelistic Association

    EIN 730568096 · Headquarters: TULSA, OK, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Oral Roberts University

    EIN 730739626 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Oral Roberts University Alumni Foundation Inc

    EIN 731346361 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990

  74. Oral Roberts University Eacademy Inc

    EIN 208195686 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Oral Roberts University Educational Fellowship

    EIN 731310793 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Order of Eastern Star of Oklahoma

    EIN 237526930 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  77. Order of Eastern Star of Oklahoma

    EIN 237526960 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Order of Eastern Star of Oklahoma

    EIN 237527082 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Order of Eastern Star of Oklahoma

    EIN 237527089 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  80. Order of Eastern Star of Oklahoma

    EIN 237527094 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  81. Order of Eastern Star of Oklahoma

    EIN 237527133 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  82. Order of Eastern Star of Oklahoma

    EIN 237527151 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  83. Order of Eastern Star of Oklahoma

    EIN 237527160 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Order of the Amaranth Inc

    EIN 237614329 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Order of the Amaranth Inc

    EIN 731029746 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Order of the Amaranth Inc Supreme Council

    EIN 237614511 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Order of the White Shrine of Jerusalem

    EIN 237513838 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Organ Donor and Transplant Association Inc

    EIN 841653404 · Headquarters: Tulsa, OK, US · Health Care · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Orphan Family Foundation

    EIN 208790762 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  90. Orphan Shield Inc

    EIN 261430768 · Headquarters: TULSA, OK, USA · International, Foreign Affairs & National Security · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  91. Osteopathic Founders Foundation

    EIN 730583936 · Headquarters: Tulsa, OK, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Osteopathic Medical Education Consortium of Oklahoma Dba Omeco

    EIN 452525815 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Osu Orthpaeic Research and Education Fund

    EIN 884313098 · Headquarters: TULSA, OK, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Otha H Grimes Foundation

    EIN 731293858 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Ou Fanatics Inc

    EIN 731211740 · Headquarters: TULSA, OK, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  96. Our Choctaw Nation Inc

    EIN 814952863 · Headquarters: TULSA, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Our House Too Inc

    EIN 912192204 · Headquarters: Tulsa, OK, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  98. Our Journee Home

    EIN 883785004 · Headquarters: TULSA, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Our Kitchen Table Inc

    EIN 731474470 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  100. Our Village It Takes One Incorporated

    EIN 815114984 · Headquarters: Tulsa, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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