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 Press Association

    EIN 730383650 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Oklahoma Primary Care Association

    EIN 731365933 · Headquarters: OKLAHOMA CITY, OK, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Oklahoma Primetime

    EIN 471615404 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Oklahoma Professionals for Home Care Llc

    EIN 474254182 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Oklahoma Progress Now Syndicate

    EIN 843823247 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Oklahoma Propane Gas Association

    EIN 730606470 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Oklahoma Property and Casualty Insurance Guaranty Association

    EIN 731121874 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Oklahoma Prosperity Project

    EIN 993056256 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Oklahoma Psychic Educational Research Association

    EIN 731259258 · Headquarters: OKLAHOMA CITY, OK, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  10. Oklahoma Public Charter Schools Association Inc

    EIN 571142996 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Oklahoma Public Employees Association

    EIN 730992657 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Oklahoma Public Fund Trustee Education Conference Association

    EIN 921723062 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Oklahoma Public Health Association

    EIN 237159694 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Oklahoma Public School Resource Center

    EIN 463231101 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Oklahoma Public School Resource Center Eigo Inc

    EIN 465452731 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Oklahoma Puppy Express Inc

    EIN 273821489 · Headquarters: OKLAHOMA CITY, OK, USA · Animal Related · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  17. Oklahoma Quarter Horse Association

    EIN 730777189 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Oklahoma Radio Kontrol Society Inc

    EIN 475312635 · Headquarters: OKLAHOMA CITY, OK, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  19. Oklahoma Railway Museum Limited

    EIN 731234341 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Oklahoma Ramps Project Inc

    EIN 452841899 · Headquarters: OKLAHOMA CITY, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Oklahoma Receivership Office Inc

    EIN 205859907 · Headquarters: OKLAHOMA CITY, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Oklahoma Regional Health Partners Inc

    EIN 813077538 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  23. Oklahoma Repertory Theatre Group Inc

    EIN 731585689 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Oklahoma Restaurant Association

    EIN 730383792 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Oklahoma Retail Merchant Association

    EIN 474077860 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Oklahoma Retail Merchants

    EIN 730383805 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990

  27. Oklahoma Retired Educators Association

    EIN 731331032 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Oklahoma Retired Firefighters Associatio

    EIN 934240847 · Headquarters: OKLAHOMA CITY, OK, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Oklahoma Romance Writers Guild Inc

    EIN 853382166 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Oklahoma Roofing Contractor Association Inc

    EIN 730749357 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Oklahoma Roughnecks Youth Baseball

    EIN 873290031 · Headquarters: OKLAHOMA CITY, OK, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  32. Oklahoma Rural Water Association

    EIN 237329973 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Oklahoma Rural Water Enrichment Foundati

    EIN 731558074 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Oklahoma Safety Council Inc

    EIN 730678258 · Headquarters: OKLAHOMA CITY, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Oklahoma Saved by Grace Outreach Mi

    EIN 843089238 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Oklahoma Saved by Grace Restoration

    EIN 800868743 · Headquarters: Oklahoma City, OK, USA · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990

  37. Oklahoma Scholarship Fund Inc

    EIN 731484452 · Headquarters: Oklahoma City, OK, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  38. Oklahoma School of Science and Mathematics

    EIN 731393705 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. Oklahoma School of Science and Mathematics Foundation

    EIN 731401430 · Headquarters: OKLAHOMA CITY, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Oklahoma Sculpture Society

    EIN 731567004 · Headquarters: Oklahoma city, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Oklahoma Secondary School Activities Association

    EIN 730599761 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Oklahoma Senior Follies Inc

    EIN 811235700 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Oklahoma Seniors Cabaret

    EIN 611604682 · Headquarters: OKLAHOMA CITY, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Oklahoma Shakespeare in the Park Inc

    EIN 731276763 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Oklahoma Shoulder and Elbow Research Foundation Inc

    EIN 862980867 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Oklahoma Single Parent Scholarship Program

    EIN 812851270 · Headquarters: Oklahoma City, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Oklahoma Soaring Association

    EIN 464746518 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Oklahoma Soccer Association Inc

    EIN 730779504 · Headquarters: Oklahoma City, OK, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Oklahoma Society of Certified Public Accountants

    EIN 730689320 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Oklahoma Society of Certified Public Accountants Educational Foun

    EIN 731339781 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Oklahoma Society of Certified Public Managers

    EIN 731349560 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  52. Oklahoma Society of Clinical Oncology I

    EIN 731392619 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Oklahoma Society of Cpas (Group Return)

    EIN 731376933 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Oklahoma Society of Health-system Pharmacists

    EIN 731043506 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Oklahoma Society of Professional Engineers

    EIN 730590096 · Headquarters: OKLAHOMA CITY, OK, USA · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  56. Oklahoma Society of Professional Engineers Inc

    EIN 237219807 · Headquarters: OKLAHOMA CITY, OK, USA · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990

  57. Oklahoma Society Post Anesthesia Nurses Inc

    EIN 731272094 · Headquarters: Oklahoma City, OK, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Oklahoma Soft Drink Assn Inc

    EIN 731365942 · Headquarters: Oklahoma City, OK, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Oklahoma Solar Association

    EIN 823370766 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Oklahoma Sovereign Arts Foundation

    EIN 453343442 · Headquarters: OKLAHOMA CITY, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Oklahoma Special Needs Project Inc

    EIN 824383526 · Headquarters: OKLAHOMA CITY, OK, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  62. Oklahoma Sportsmens Fund Inc

    EIN 871227117 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. Oklahoma State Afl-cio

    EIN 730674439 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Oklahoma State Association of Letter Carriers

    EIN 736102699 · Headquarters: Oklahoma City, OK, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Oklahoma State Association of Pathologists Inc

    EIN 731227251 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Oklahoma State Bureau of Investigation Employee Association

    EIN 731303818 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Oklahoma State Chamber of Commerce and Industry Inc

    EIN 731270209 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Oklahoma State Command Oscnabvets

    EIN 421765673 · Headquarters: Oklahoma City, OK, USA · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  69. Oklahoma State Fair

    EIN 736017980 · Headquarters: Oklahoma City, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Oklahoma State Firefighters Assoc

    EIN 730704956 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Oklahoma State Firefighters Training and Benevolen

    EIN 834431016 · Headquarters: OKLAHOMA CITY, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Oklahoma State Firemens Museum

    EIN 736109355 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Oklahoma State Home Builders

    EIN 730683222 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Oklahoma State Medical Asociation Auxiliary

    EIN 731103004 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Oklahoma State Medical Association

    EIN 730384245 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Oklahoma State Park Foundation Inc

    EIN 721546866 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Oklahoma State School Boards Association Foundation

    EIN 461499202 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Oklahoma State School Boards Association Inc

    EIN 736636480 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Oklahoma State Taekwondo Association

    EIN 454378617 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Oklahoma State Troopers Foundation Inc

    EIN 823674445 · Headquarters: OKLAHOMA CITY, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Oklahoma State Trowel Trades Apprenticeship Trust Fund

    EIN 731460735 · Headquarters: OKLAHOMA CITY, OK, USA · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990

  82. Oklahoma State Union of the Farmers Edu- Cational & Cooperative Union of America

    EIN 730235820 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Oklahoma Statewide Independent Living Council Inc

    EIN 352298817 · Headquarters: Oklahoma City, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. Oklahoma Stewardship Council Inc

    EIN 475596112 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  85. Oklahoma Storm Youth Organization

    EIN 474323954 · Headquarters: OKLAHOMA CITY, OK, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Oklahoma Structural Engineers Association Inc

    EIN 274250402 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Oklahoma Sustainability Network Association

    EIN 412030911 · Headquarters: OKLAHOMA CITY, OK, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Oklahoma Symposium Inc

    EIN 200559749 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Oklahoma Taxpayers United Inc

    EIN 731596965 · Headquarters: Oklahoma City, OK, US · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. Oklahoma Telephone Association

    EIN 730384315 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Oklahoma Telephone Association Foundation

    EIN 731443925 · Headquarters: OKLAHOMA CITY, OK, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Oklahoma Telugu Sangham Inc

    EIN 562608870 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Oklahoma Texas Panhandle Chapter of Ida

    EIN 731080839 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Oklahoma Therapeutic Riding Foundation Inc

    EIN 331170666 · Headquarters: Oklahoma City, OK, US · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  95. Oklahoma Torchlight Foundation

    EIN 454481143 · Headquarters: Oklahoma City, OK, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. Oklahoma Transit Association PMB # 13281

    EIN 752129006 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Oklahoma Travel Industry Association

    EIN 731301841 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Oklahoma Trial Judges Association

    EIN 731519195 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Oklahoma Trotters Inc

    EIN 542107885 · Headquarters: OKLAHOMA CITY, OK, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  100. Oklahoma Trucking Association

    EIN 730132840 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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