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. Inola Youth Foundation Inc

    EIN 731570136 · Headquarters: Inola, OK, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Inola Youth Wrestling Club

    EIN 823684241 · Headquarters: Inola, OK, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. Inside & Out Prison Ministry

    EIN 334790671 · Headquarters: Oklahoma City, OK, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Inside Out Prison Ministries Inc

    EIN 311688714 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  5. Inside Out Re-entry Services

    EIN 453416721 · Headquarters: TULSA, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Inside Track Resources Inc

    EIN 844865486 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Insideout Ministries Inc

    EIN 201933707 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  8. Insight International Inc

    EIN 731387864 · Headquarters: TULSA, OK, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  9. Insight Ministries Inc

    EIN 731281348 · Headquarters: EDMOND, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Insight School of Oklahoma Inc

    EIN 464200578 · Headquarters: MIDWEST CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Inspiration for Instruction

    EIN 475513223 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  12. Inspire Experiences Corporation

    EIN 842577542 · Headquarters: Bethany, OK, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990

  13. Inspire Foundation

    EIN 331351416 · Headquarters: Tulsa, OK, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Inspire Greater Enid

    EIN 272063564 · Headquarters: Enid, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  15. Inspire International Inc

    EIN 263345312 · Headquarters: Tulsa, OK, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Inspire Life Foundation

    EIN 820914877 · Headquarters: Tulsa, OK, US · Health Care · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  17. Inspire Performing Arts Academy Inc

    EIN 921827947 · Headquarters: Enid, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Inspirion Center for the Arts

    EIN 933187654 · Headquarters: Oklahoma City, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  19. Institute for Collegiate Excellence Inc

    EIN 472690888 · Headquarters: GROVE, OK, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  20. Institute for Creative and Delightful Dying

    EIN 861768235 · Headquarters: Tulsa, OK, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. Institute for Developing Communities

    EIN 272550821 · Headquarters: Tulsa, OK, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  22. Institute for Economic Empowerment of Women

    EIN 204541417 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  23. Institute for Environmental Innovation

    EIN 731610432 · Headquarters: Coweta, OK, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Institute for the Study of Islam

    EIN 853921843 · Headquarters: Coweta, OK, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Institute of Electrical and Electronics Engineers

    EIN 363381066 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  26. Institute of Electrical and Electronics Engineers

    EIN 736103421 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  27. Institute of Industrial Engineers Inc

    EIN 736102891 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  28. Institute of Internal Auditors

    EIN 736097483 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Institute of Internal Auditors

    EIN 741867964 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Institute of Management Accountants Inc

    EIN 237354315 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  31. Institute of Management Accountants Inc

    EIN 730992931 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Institute of Real Estate Management Tulsa Chapter 10

    EIN 510221207 · Headquarters: OWASSO, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  33. Institute of Techgronomy

    EIN 991834957 · Headquarters: Kingston, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Institute of the Great Plains Inc

    EIN 730667493 · Headquarters: Lawton, OK, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  35. Institute of Values Inquiry

    EIN 232469011 · Headquarters: Skiatook, OK, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  36. Instructor Development Inc

    EIN 824077363 · Headquarters: Noble, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Int'l Assoc of Bridge Structural Orn and Rein Iron Workers LU No 48

    EIN 730298025 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Int'l Union of Operating Engineers Local 627 Training Fund of Oklahoma

    EIN 736105865 · Headquarters: OKLAHOMA CITY, OK, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Integrated Counseling & Education

    EIN 463491256 · Headquarters: ADA, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Integrative Quality Health Clinic

    EIN 994060889 · Headquarters: OKLAHOMA CITY, OK, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. INTEGRIS Ambulatory Care Corp

    EIN 731192765 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. INTEGRIS Baptist Medical Center Inc

    EIN 731034824 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Integris Baptist Regional Health Center Auxiliary Incorporated

    EIN 205045934 · Headquarters: Miami, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Integris Grove General Hospital Auxiliary Inc

    EIN 264278610 · Headquarters: GROVE, OK, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  45. INTEGRIS Health

    EIN 731192764 · Headquarters: OKLAHOMA CITY, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. INTEGRIS Health

    EIN 731444504 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. INTEGRIS Health

    EIN 932826081 · Headquarters: Oklahoma City, OK, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. INTEGRIS Health

    EIN 932949739 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. INTEGRIS Health AllSet Urgent Care LLC

    EIN 923075963 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. INTEGRIS Health Edmond Hospital

    EIN 451027361 · Headquarters: Edmond, OK, United States · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. INTEGRIS Health Foundation Inc

    EIN 731047338 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. INTEGRIS Hospice Inc

    EIN 731369586 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Integris Mental Health Inc

    EIN 730738716 · Headquarters: Oklahoma City, OK, US · Mental Health & Crisis Intervention · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. INTEGRIS So Oklahoma City Hosp Corp Dba INTEGRIS Southwest Medical Center I Nc

    EIN 731089149 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Integrity Beef Alliance Association

    EIN 464921488 · Headquarters: Ardmore, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Integrity Foundation Inc

    EIN 261541667 · Headquarters: Guthrie, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Inter-tribal Council Inc

    EIN 730791683 · Headquarters: MIAMI, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  58. Inter-tribal Emergency Management Coalition Inc

    EIN 800334081 · Headquarters: MCLOUD, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Interactive Support 4U Corporation

    EIN 814036681 · Headquarters: OKLAHOMA CITY, OK, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  60. Intercollegiate Internet Chapter

    EIN 900150101 · Headquarters: Oklahoma City, OK, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  61. Intercultural Partnership Council

    EIN 393525470 · Headquarters: Hulbert, OK, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Interfaith AIDS Ministries Inc

    EIN 731373918 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  63. Interfaith Alliance of Oklahoma Inc

    EIN 731495580 · Headquarters: OKLAHOMA CITY, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Interfaith Social Ministries Inc

    EIN 731317347 · Headquarters: Seminole, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Intergrated Inc

    EIN 202612087 · Headquarters: TULSA, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Intergroup Service Office Inc

    EIN 731188755 · Headquarters: OKLAHOMA CITY, OK, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Interlinked Foundation

    EIN 823574692 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. International Adult and Continuing Education Hall of Fame

    EIN 463146831 · Headquarters: NORMAN, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. International Alliance of Theatrical Stage Employees - 112

    EIN 730298010 · Headquarters: OKLAHOMA CITY, OK, USA · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  70. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 730595036 · Headquarters: Oklahoma City, OK, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  71. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 731037879 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. International Amateur Athletes Fund

    EIN 472824732 · Headquarters: Oklahoma City, OK, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. International Assn of Firefighters

    EIN 736109378 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. International Association for Computer Information Systems

    EIN 941689561 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. International Association of Administrative Professionals

    EIN 237109403 · Headquarters: Bartlesville, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  76. International Association of Administrative Professionals

    EIN 731556328 · Headquarters: oklahoma city, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  77. International Association of Administrative Professionals

    EIN 731583114 · Headquarters: Stillwater, OK, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  78. International Association of Administrative Professionals

    EIN 736103158 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  79. International Association of Administrative Professionals

    EIN 736104039 · Headquarters: Collinsville, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  80. International Association of Administrative Professionals

    EIN 736114433 · Headquarters: Tulsa, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  81. International Association of Assessing Officers

    EIN 731536583 · Headquarters: Prague, OK, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  82. International Association of Electrical Inspectors

    EIN 731309585 · Headquarters: Kingfisher, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. International Association of Fire F

    EIN 237244249 · Headquarters: MIDWEST CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. International Association of Fire Fighters

    EIN 201538153 · Headquarters: Mustang, OK, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. International Association of Fire Fighters

    EIN 203288740 · Headquarters: Newkirk, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  86. International Association of Fire Fighters

    EIN 203561155 · Headquarters: Purcell, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. International Association of Fire Fighters

    EIN 237171190 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. International Association of Fire Fighters

    EIN 237270385 · Headquarters: DEL CITY, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  89. International Association of Fire Fighters

    EIN 237277179 · Headquarters: Guthrie, OK, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. International Association of Fire Fighters

    EIN 237277931 · Headquarters: Chickasha, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. International Association of Fire Fighters

    EIN 237277937 · Headquarters: Bethany, OK, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  92. International Association of Fire Fighters

    EIN 237277941 · Headquarters: Nichols Hills, OK, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. International Association of Fire Fighters

    EIN 237367555 · Headquarters: mcalester, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  94. International Association of Fire Fighters

    EIN 237453929 · Headquarters: PIEDMONT, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. International Association of Fire Fighters

    EIN 273761359 · Headquarters: Catoosa, OK, US · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. International Association of Fire Fighters

    EIN 300691807 · Headquarters: chandler, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  97. International Association of Fire Fighters

    EIN 510209366 · Headquarters: Woodward, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. International Association of Fire Fighters

    EIN 510209368 · Headquarters: CUSHING, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  99. International Association of Fire Fighters

    EIN 510251012 · Headquarters: Altus, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  100. International Association of Fire Fighters

    EIN 522191838 · Headquarters: Newcastle, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2009 · Primary form: IRS Form 990-N

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