Nonprofits in Oklahoma

Nonprofits in Oklahoma. Browse 25,638 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. Kappa Kappa Psi Fraternity

    EIN 912039704 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  2. Kappa Kappa Psi Fraternity

    EIN 912039710 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. Kappa Kappa Psi Fraternity

    EIN 912039724 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  4. Kappa Kappa Psi Fraternity

    EIN 912039731 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  5. Kappa Kappa Psi Fraternity

    EIN 912039738 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  6. Kappa Kappa Psi Fraternity

    EIN 912039743 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. Kappa Kappa Psi Fraternity

    EIN 912039746 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  8. Kappa Kappa Psi Fraternity

    EIN 912039748 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  9. Kappa Kappa Psi Fraternity

    EIN 912115937 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  10. Kappa Kappa Psi Fraternity

    EIN 912115963 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  11. Kappa Kappa Psi Fraternity

    EIN 912115965 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  12. Kappa Kappa Psi Fraternity

    EIN 912115967 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  13. Kappa Kappa Psi Fraternity

    EIN 912115972 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  14. Kappa Kappa Psi Fraternity

    EIN 912115973 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  15. Kappa Kappa Psi Fraternity

    EIN 912115976 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  16. Kappa Kappa Psi Fraternity

    EIN 912115978 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  17. Kappa Kappa Psi Fraternity

    EIN 912115979 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  18. Kappa Kappa Psi Fraternity

    EIN 912115982 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Kappa Kappa Psi Fraternity - Nu Omega Chapter

    EIN 933979168 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900241224 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  21. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330930 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  22. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330931 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330932 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330933 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330936 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330938 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  27. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330939 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  28. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330940 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330941 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  30. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900330942 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  31. Kappa Kappa Psi Honorary Band Fraternity

    EIN 900683362 · Headquarters: Stillwater, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. Kappa Kappa Psi-xi Mu

    EIN 320832705 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Kappa Pi Alumni of Kappa Sigma Fraternity

    EIN 270752081 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  34. Kappa Psi Pharmaceutical Fraternity

    EIN 510160162 · Headquarters: Okmulgee, OK, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  35. Kappa Psi Pharmaceutical Fraternity

    EIN 736104108 · Headquarters: Weatherford, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. Kappa Sigma Fratenity Gamma Kappa Chapter

    EIN 900767327 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Kappa Sigma Fraternity

    EIN 475608552 · Headquarters: Claremore, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  38. Kappa Sigma Fraternity

    EIN 730601369 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Kappa Sigma Fraternity

    EIN 731414132 · Headquarters: Tahlequah, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Kappa Sigma Fraternity

    EIN 736113176 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Kappa Sigma Fraternity

    EIN 821475114 · Headquarters: LAWTON, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. Kappasigmafraternity

    EIN 237072888 · Headquarters: Edmond, OK, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. Kaps Foundation Co Tulsa Community Foundation

    EIN 463382912 · Headquarters: TULSA, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Karas Game Inc

    EIN 822183570 · Headquarters: Blackwell, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Karen Jensen Ministries Inc

    EIN 731624038 · Headquarters: Broken Arrow, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Karen Lee Mosely Ministries Inc

    EIN 621591345 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  47. Karen Sanders Ministries

    EIN 810831153 · Headquarters: Owasso, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Karen Sue Merhoff

    EIN 550896991 · Headquarters: Blackwell, OK, US · Housing & Shelter · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  49. Karing 4 Kids Foundation

    EIN 850959718 · Headquarters: CHICKASHA, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Karis Fellowship International

    EIN 472093169 · Headquarters: Oklahoma City, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Karis Foundation

    EIN 731372208 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Karl & Georgia Martin Sranna Belle Flynn Karl & June Martin Jr Fdn

    EIN 731504147 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Karmas Legacy Inc

    EIN 884164920 · Headquarters: TULSA, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  54. Karters of America Racing Triad Inc

    EIN 431684871 · Headquarters: CLAREMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Kashanta Sims Foundation

    EIN 472651689 · Headquarters: LAWTON, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Kate Family Foundation

    EIN 736322336 · Headquarters: OKLAHOMA CITY, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. Kate Frank Apartments Religious & Charitable Assoc

    EIN 731072789 · Headquarters: Muskogee, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  58. Katey Pruett Foundation Inc

    EIN 823896021 · Headquarters: OKLAHOMA CITY, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Katharine & Calvin Gatlin Scholarship Fd Co the Trust Company of Oklahoma

    EIN 736266862 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  60. Katherine Dickerson Ministries

    EIN 260632818 · Headquarters: Broken Arrow, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Katheryne B Payne Education Center

    EIN 731254896 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Kathleen Patton Westby Foundation

    EIN 731354412 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Kathleen S Craft Foundation

    EIN 455153443 · Headquarters: TULSA, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  64. Katie Scott Ministries Inc

    EIN 731545694 · Headquarters: Tulsa, OK, USA · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  65. Katies Crafts for Special Needs Inc

    EIN 463136074 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  66. Katrina Stanley Ministries Inc

    EIN 272965910 · Headquarters: Wagoner, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Katrine G and Ramez M Hakim Foundation Ameritrust Corporation Trustee

    EIN 863143254 · Headquarters: TULSA, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  68. Katta Ayirala Foundation

    EIN 844089019 · Headquarters: LAWTON, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  69. Kaw City Christmas in July Inc

    EIN 921372542 · Headquarters: Ponca City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Kaw City Fire Association

    EIN 352308862 · Headquarters: kaw city, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Kaw City Senior Citizens Organization

    EIN 731617437 · Headquarters: Kaw City, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Kaw Lake Area Chamber of Commerce

    EIN 731411546 · Headquarters: Kaw City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  73. Kaw Lake Area Educational Foundation Inc

    EIN 731601033 · Headquarters: Ponca City, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Kay County Amateur Radio Club

    EIN 200076848 · Headquarters: Ponca City, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Kay County Free Fair Foundation

    EIN 332441335 · Headquarters: Blackwell, OK, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  76. Kay County Master Gardeners Incorporated

    EIN 300588847 · Headquarters: Ponca City, OK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Kay County Medical Society

    EIN 731424772 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Kay County Public Safety Association

    EIN 332277499 · Headquarters: PONCA CITY, OK, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Kay Electric Community Foundation Inc

    EIN 474793037 · Headquarters: BLACKWELL, OK, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Kay Electric Cooperative

    EIN 730308955 · Headquarters: Blackwell, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Kay Foundation

    EIN 461435900 · Headquarters: BrokenArrow, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Kay9 Dog Training Club of Ponca City Inc

    EIN 731432541 · Headquarters: Ponca City, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. KC

    EIN 562429040 · Headquarters: Altus, OK, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Kcsc Classical Radio Foundation

    EIN 731622883 · Headquarters: EDMOND, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Keaton's Kindness Foundation

    EIN 830647352 · Headquarters: Edmond, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Kedusha Project Inc

    EIN 990946549 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Keefeton Volunteer Fire Department

    EIN 300153561 · Headquarters: Muskogee, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Keeler-matthews Charitable Foundation Inc

    EIN 260298695 · Headquarters: Ponca City, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  89. Keep Broken Arrow Beautiful Inc

    EIN 273325523 · Headquarters: Broken Arrow, OK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Keep Catoosa Beautiful Inc

    EIN 365140676 · Headquarters: CATOOSA, OK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Keep Edmond Beautiful Inc

    EIN 731235635 · Headquarters: Edmond, OK, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. Keep Enid Beautiful Inc

    EIN 454267746 · Headquarters: ENID, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Keep Oklahoma Beautiful Inc

    EIN 730747023 · Headquarters: OKLAHOMA CITY, OK, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Keep Safe Inc

    EIN 923932173 · Headquarters: Oklahoma City, OK, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Keep Spavinaw Pure Inc

    EIN 824609637 · Headquarters: PEGGS, OK, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  96. Keeping the Lines Foundation

    EIN 825176407 · Headquarters: Enid, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Kehila Park Inc

    EIN 462449009 · Headquarters: SULPHUR, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Keith Boyd Foundation Inc

    EIN 471861097 · Headquarters: Tulsa, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  99. Keith Wheeler Ministries Inc

    EIN 742691928 · Headquarters: TULSA, OK, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Kelkar Foundation

    EIN 261882419 · Headquarters: BIXBY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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