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. Oklahoma Hospital Association Inc

    EIN 730618552 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Oklahoma Hospitality Club

    EIN 510168333 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Oklahoma Hotel and Motel Association Dba-Oklahoma Hotel and Lodging Assoc

    EIN 730732783 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Oklahoma Housing Foundation

    EIN 753227474 · Headquarters: OKLAHOMA CITY, OK, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Oklahoma Humane Federation Inc

    EIN 731547172 · Headquarters: Oklahoma City, OK, US · Animal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  6. Oklahoma Humane Society

    EIN 208446621 · Headquarters: Oklahoma City, OK, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Oklahoma Hurricanes

    EIN 320438549 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  8. Oklahoma Inaugural Inc

    EIN 921137429 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  9. Oklahoma Independent Colleges and Universities Inc

    EIN 730632937 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Oklahoma Indian Gaming Association

    EIN 450539894 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Oklahoma Indian Legal Services Inc

    EIN 731142462 · Headquarters: OKLAHOMA CITY, OK, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Oklahoma Indian Nations Chapter of the Solid Waste Assoc of N America

    EIN 730596930 · Headquarters: OKLAHOMA CITY, OK, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Oklahoma Innocence Project Inc

    EIN 472441165 · Headquarters: Oklahoma City, OK, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  14. Oklahoma Institute for Child Advocacy

    EIN 731192768 · Headquarters: Oklahoma City, OK, USA · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. Oklahoma Institute for Minority Affairs

    EIN 651264916 · Headquarters: Oklahoma City, OK, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  16. Oklahoma Institute Inc

    EIN 731623517 · Headquarters: Oklahoma City, OK, US · Social Science · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  17. Oklahoma Insurance and Financial Advisors Foundation

    EIN 731472692 · Headquarters: Oklahoma City, OK, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  18. Oklahoma Intercollegiate Legislature Foundation

    EIN 611612567 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Oklahoma International Trade Alliance Inc

    EIN 991280648 · Headquarters: OKLAHOMA CITY, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Oklahoma Israel Exchange Inc

    EIN 731519817 · Headquarters: Oklahoma City, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Oklahoma Jail & Prison Ministries Inc

    EIN 731365484 · Headquarters: OKLAHOMA CITY, OK, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Oklahoma Judo Association Inc

    EIN 753178013 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Oklahoma Jumptart Coalition

    EIN 841656627 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Oklahoma Kidney Stone Foundation

    EIN 731307671 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Oklahoma Kids Sports Foundation

    EIN 260331916 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  26. Oklahoma Knowledge Works Inc

    EIN 731575845 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  27. Oklahoma Land Title Association

    EIN 730774810 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Oklahoma Large Animal First Responders Inc

    EIN 465151488 · Headquarters: OKLAHOMA CITY, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Oklahoma Latin Pride

    EIN 993466360 · Headquarters: OKLAHOMA CITY, OK, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Oklahoma Latino Legislative Caucus Inc

    EIN 991759333 · Headquarters: Oklahoma City, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Oklahoma Law Enforcement Memorial Inc

    EIN 043669780 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Oklahoma Law Enforcement Museum and Hall of Fame Foundation

    EIN 261799905 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Oklahoma Lawyers for Children Inc

    EIN 731542815 · Headquarters: OKLAHOMA CITY, OK, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Oklahoma Life and Health Insurance Guaranty Association

    EIN 731157305 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Oklahoma Lions Service Foundation Inc

    EIN 237396135 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Oklahoma Lions Sight Conservation Foundation Inc

    EIN 730669317 · Headquarters: OKLAHOMA CITY, OK, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Oklahoma Literacy Coalition Inc

    EIN 731290748 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Oklahoma Livestock Marketing Association

    EIN 731505950 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Oklahoma Lumbermen's Association

    EIN 730549274 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990

  40. Oklahoma Lung Cancer Initiative

    EIN 463726116 · Headquarters: Oklahoma City, OK, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  41. Oklahoma Malayalee Association Inc

    EIN 731527142 · Headquarters: OKLAHOMA CITY, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Oklahoma Market Assistance Program Association

    EIN 731255165 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Oklahoma Medical Assistants Society Inc

    EIN 736111557 · Headquarters: Oklahoma City, OK, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  44. Oklahoma Medical Research Foundation

    EIN 730580274 · Headquarters: Oklahoma City, OK, United States · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Oklahoma Mental Health Consumer Council Inc

    EIN 731393516 · Headquarters: OKLAHOMA CITY, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  46. Oklahoma Mental Health Counselors Association

    EIN 993128490 · Headquarters: Oklahoma City, OK, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Oklahoma Methodist Foundation

    EIN 730758119 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Oklahoma Mineral and Gem Society Inc

    EIN 736105715 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Oklahoma Mobility Institute

    EIN 852703043 · Headquarters: Oklahoma City, OK, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Oklahoma Model Railroad Association

    EIN 813055337 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Oklahoma Modern Military History Museum Inc

    EIN 883504618 · Headquarters: OKLAHOMA CITY, OK, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Oklahoma Modern Music Collective

    EIN 832488996 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Oklahoma Monarch Society

    EIN 934955980 · Headquarters: OKLAHOMA CITY, OK, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Oklahoma Mothers Milk Bank

    EIN 275349239 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Oklahoma Municipal Services Corp

    EIN 731305194 · Headquarters: OKLAHOMA CITY, OK, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Oklahoma Mural Syndicate

    EIN 813066584 · Headquarters: Oklahoma City, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Oklahoma Museum of Telephone History

    EIN 731607832 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Oklahoma Museums Association

    EIN 731004791 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Oklahoma National Guard Foundation

    EIN 861401924 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Oklahoma National Guard Museum Foundation

    EIN 844451431 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Oklahoma Native Assets Coalition Inc

    EIN 465103221 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Oklahoma Newspaper Foundation

    EIN 736103398 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Oklahoma Nonprofit Partners Foundation

    EIN 853390911 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Oklahoma Nurse Assistance Program Inc

    EIN 731263019 · Headquarters: Oklahoma City, OK, US · Health Care · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  65. Oklahoma Nursery & Landscape Assoc

    EIN 730734570 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Oklahoma Nurses Association

    EIN 730490791 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Oklahoma Nurses Association

    EIN 730611482 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Oklahoma Nurses Association

    EIN 736099405 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Oklahoma Nurses Association

    EIN 736118979 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  70. Oklahoma Nurses Association

    EIN 736118980 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Oklahoma Nurses Association

    EIN 736118981 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  72. Oklahoma Nurses Association

    EIN 736118987 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  73. Oklahoma Nurses Foundation Inc

    EIN 731165207 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Oklahoma Nursing Student Association

    EIN 736104296 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Oklahoma Officer Down Foundation Inc

    EIN 800185809 · Headquarters: Oklahoma City, OK, US · Crime & Legal Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  76. Oklahoma Oil and Gas Association

    EIN 730308320 · Headquarters: OKLAHOMA CITY, OK, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990

  77. Oklahoma One-call System Inc

    EIN 731093611 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Oklahoma Operating Engineers Welfare Plan

    EIN 730790052 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Oklahoma Optometric Association

    EIN 730641734 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Oklahoma Optometric Physicians Foundation Inc

    EIN 201903665 · Headquarters: OKLAHOMA CITY, OK, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Oklahoma Orthodontic Society CO Chris Hunt

    EIN 320291709 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Oklahoma Osteopathic Association

    EIN 730757525 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  83. Oklahoma Parents for Student Achievement Inc

    EIN 934447936 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Oklahoma Partnership for School Readiness Foundation Inc

    EIN 300213815 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Oklahoma Partnership for Successful Reentry Inc

    EIN 204415744 · Headquarters: Oklahoma City, OK, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Oklahoma Partnership in Creating Change Inc

    EIN 300148696 · Headquarters: OKLAHOMA CITY, OK, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. Oklahoma Pastel Society

    EIN 812650148 · Headquarters: Oklahoma City, OK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Oklahoma Payphone Association

    EIN 742782053 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  89. Oklahoma Payroll Org Llc

    EIN 731414077 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Oklahoma Peak Performance Volleyball Club

    EIN 811308599 · Headquarters: Oklahoma City, OK, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Oklahoma Petroleum Marketers & Convenience Stores Association Inc

    EIN 730709109 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Oklahoma Philharmonic Affiliated Fund of Occf Inc

    EIN 731461680 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Oklahoma Philharmonic Society Inc

    EIN 731328565 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Oklahoma Phoenix Project Inc

    EIN 880813070 · Headquarters: Oklahoma City, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Oklahoma Podiatric Medical Association

    EIN 731080341 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Oklahoma Police and Fire Athletic Association

    EIN 721537188 · Headquarters: OKLAHOMA CITY, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Oklahoma Policy Engagement Network Inc

    EIN 922633921 · Headquarters: Oklahoma City, OK, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Oklahoma Pork Council Inc

    EIN 731363139 · Headquarters: OKLAHOMA CITY, OK, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Oklahoma Pregnancy Care Network Inc

    EIN 842055522 · Headquarters: OKLAHOMA CITY, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Oklahoma Premier Athletic Club

    EIN 993846413 · Headquarters: OKLAHOMA CITY, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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