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. Oklahoma Rage Football

    EIN 332437324 · Headquarters: Bartlesville, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Oklahoma Railroad Association Inc

    EIN 731393761 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Oklahoma Railway Museum Limited

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

  4. Oklahoma Ramps Project Inc

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

  5. Oklahoma Ready Mixed Concrete Association

    EIN 730658701 · Headquarters: PIEDMONT, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Oklahoma Real Enterprises Inc

    EIN 731414540 · Headquarters: FORGAN, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. Oklahoma Realtors Land Institute

    EIN 271154037 · Headquarters: McAlester, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Oklahoma Receivership Office Inc

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

  9. Oklahoma Recording Artist Alliance Inc

    EIN 333614133 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Oklahoma Recreation & Park Society Inc

    EIN 731172557 · Headquarters: Edmond, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Oklahoma Recyclers Association

    EIN 731371284 · Headquarters: MUSKOGEE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Oklahoma Red Angus Association

    EIN 161696610 · Headquarters: Marlow, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Oklahoma Redbirds Baseball - Club

    EIN 472855734 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  14. Oklahoma Redbirds Club

    EIN 471670932 · Headquarters: Skiatook, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  15. Oklahoma Region Sports Car Club of America Inc

    EIN 736102697 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Oklahoma Region Volleyball Association Inc

    EIN 731346899 · Headquarters: EDMOND, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. 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

  18. Oklahoma Regional Training Center Inc Fka Sooner Wrestling Club Inc

    EIN 731074106 · Headquarters: EDMOND, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Oklahoma Registry of Interpreters for the Deaf

    EIN 731582123 · Headquarters: Yukon, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Oklahoma Reining Horse Association

    EIN 320030461 · Headquarters: KIEFER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Oklahoma Religious Coalition for Reproductive Choice

    EIN 731447828 · Headquarters: TULSA, OK, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Oklahoma Renewable Energy Council

    EIN 470878309 · Headquarters: Moore, OK, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Oklahoma Rental Dealers Association

    EIN 731295974 · Headquarters: Bixby, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. 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

  25. Oklahoma Rescue Rangers Inc

    EIN 452676982 · Headquarters: Cleveland, OK, US · Animal Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  26. Oklahoma Reserve Law Officers Assoc

    EIN 730978611 · Headquarters: NOWATA, OK, USA · Crime & Legal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  27. Oklahoma Residence Corporation

    EIN 730738239 · Headquarters: Muskogee, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Oklahoma Residential Assisted Livin

    EIN 731199479 · Headquarters: CLAREMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  29. Oklahoma Resource Foundation for Al

    EIN 731039881 · Headquarters: Norman, OK, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Oklahoma Restaurant Association

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

  31. Oklahoma Retail Cigar Association

    EIN 464557031 · Headquarters: OKLHOMA CITY, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. 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

  33. Oklahoma Retail Merchants

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

  34. Oklahoma Retired Citizens Travel Club

    EIN 731320054 · Headquarters: Midwest city, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Oklahoma Retired Educators Association

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

  36. 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

  37. Oklahoma Rifle Association Inc

    EIN 731053826 · Headquarters: MAUD, OK, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. Oklahoma Rodeo Pageants Council Inc

    EIN 731618256 · Headquarters: ENID, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. 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

  40. 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

  41. Oklahoma Rose Chapter Nsdar

    EIN 843908838 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Oklahoma Roughnecks Youth Baseball

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

  43. Oklahoma Route 66 Association Inc

    EIN 731351108 · Headquarters: Tulsa, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Oklahoma Ruf-neks Foundation

    EIN 870721890 · Headquarters: Norman, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Oklahoma Ruff Refuge Inc

    EIN 882153303 · Headquarters: Bixby, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Oklahoma Rugby Inc

    EIN 731565942 · Headquarters: Norman, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Oklahoma Rumble

    EIN 833148364 · Headquarters: Shawnee, OK, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Oklahoma Rural Association Llc

    EIN 830670151 · Headquarters: EDMOND, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Oklahoma Rural Elementary Schools I

    EIN 850911986 · Headquarters: TAHLEQUAH, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Oklahoma Rural Letter Carriers Association

    EIN 237235158 · Headquarters: Collinsville, OK, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Oklahoma Rural Letter Carriers Association

    EIN 730943133 · Headquarters: COLLINSVILLE, OK, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Oklahoma Rural Rehabilitation Corp

    EIN 730769502 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Oklahoma Rural Water Association

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

  54. Oklahoma Rural Water Enrichment Foundati

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

  55. Oklahoma Safety Center

    EIN 731443094 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. 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

  57. Oklahoma Safety Management Council

    EIN 731416128 · Headquarters: JENKS, OK, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  58. Oklahoma Saler Association

    EIN 731291976 · Headquarters: Ninnekah, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. 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

  60. Oklahoma Saved by Grace Restoration

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

  61. Oklahoma Scholarship Fund Inc

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

  62. Oklahoma Scholastic Chess Organization

    EIN 431989366 · Headquarters: Tulsa, OK, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Oklahoma Scholastic Esports

    EIN 881733057 · Headquarters: Claremore, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Oklahoma School for the Blind Foundation

    EIN 923492993 · Headquarters: Muskogee, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Oklahoma School for the Deaf Alumni Association Inc

    EIN 043642960 · Headquarters: Sulphur, OK, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  66. Oklahoma School for the Deaf Foundation

    EIN 731339954 · Headquarters: Sulphur, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Oklahoma School for Visual and Performing Arts Foundation

    EIN 208091343 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  68. Oklahoma School of Innovation and Experiential Learning Inc

    EIN 474595275 · Headquarters: BIXBY, OK, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  69. Oklahoma School of Innovation and Experiential Learning Pto

    EIN 823891577 · Headquarters: Bixby, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  70. 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

  71. 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

  72. Oklahoma School Plant Management Association Inc

    EIN 731116860 · Headquarters: Bristow, OK, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Oklahoma School Psychological Association

    EIN 383900162 · Headquarters: Edmond, OK, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Oklahoma Schools Advisory Council

    EIN 731091436 · Headquarters: MUSKOGEE, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Oklahoma Science & Engineering Foundation

    EIN 462138791 · Headquarters: BROKEN ARROW, OK, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Oklahoma Science and Engineering Foundation

    EIN 800203979 · Headquarters: Owasso, OK, US · Science & Technology · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Oklahoma Science Teachers Association

    EIN 731032045 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  78. Oklahoma Science Technology Engineering Math Association

    EIN 800905604 · Headquarters: Stillwater, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Oklahoma Scottish Pipes and Drums

    EIN 274007416 · Headquarters: Yukon, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Oklahoma Scouts

    EIN 461684015 · Headquarters: Sand Springs, OK, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Oklahoma Screaming Eagles

    EIN 824297799 · Headquarters: bartlesville, OK, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Oklahoma Sculpture Society

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

  83. Oklahoma Secondary School Activities Association

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

  84. Oklahoma Section Institute of Food Technologies

    EIN 611925197 · Headquarters: Stillwater, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. Oklahoma Section Society for Range Management

    EIN 731405121 · Headquarters: Stillwater, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Oklahoma Seed Trade Association Inc

    EIN 731154176 · Headquarters: ENID, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Oklahoma Selfbow Society

    EIN 264403669 · Headquarters: Collinsville, OK, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. 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

  89. Oklahoma Senior Games

    EIN 812859100 · Headquarters: Shawnee, OK, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Oklahoma Senior Games Advisory Board Inc

    EIN 020757017 · Headquarters: Broken arrow, OK, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  91. Oklahoma Senior Golf Association

    EIN 731068904 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Oklahoma Seniors Cabaret

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

  93. 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

  94. Oklahoma Shakespearean Festival

    EIN 731150812 · Headquarters: Durant, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. Oklahoma Sheriffs and Peace Officers Association

    EIN 730779411 · Headquarters: TULSA, OK, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Oklahoma Sheriffs Association Inc

    EIN 731401947 · Headquarters: EDMOND, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Oklahoma Shooters for Youth Inc

    EIN 851083916 · Headquarters: Edmond, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. 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

  99. Oklahoma Sign Association

    EIN 730797894 · Headquarters: YUKON, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Oklahoma Single Parent Scholarship Program

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

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