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. Opportunity to Learn Foundation C/o Craig Heaton

    EIN 856710297 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  2. Opry Heritage Foundation of Oklahoma

    EIN 020724111 · Headquarters: OKLAHOMA CITY, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Opsac Commission Inc

    EIN 852305722 · Headquarters: Tulsa, OK, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Opt Foundation

    EIN 753018732 · Headquarters: TULSA, OK, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-PF

  5. Optimist Club Foundation of Downtown Oklahoma City Inc

    EIN 731419384 · Headquarters: Oklahoma City, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Optimist Club of Norman

    EIN 237106509 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Optimist International

    EIN 237383672 · Headquarters: Claremore, OK, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  8. Optimist International

    EIN 731137006 · Headquarters: Lawton, OK, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  9. Optimist International

    EIN 731319930 · Headquarters: Broken Arrow, OK, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. Optimist International

    EIN 731361206 · Headquarters: PRYOR, OK, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  11. Optimist International

    EIN 736097041 · Headquarters: Muskogee, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Optimist International

    EIN 736102907 · Headquarters: Lawton, OK, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  13. Optimist International

    EIN 736103259 · Headquarters: DUNCAN, OK, US · Youth Development · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  14. Optimist International

    EIN 736107413 · Headquarters: Midwestg City, OK, US · Youth Development · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  15. Optimist International

    EIN 736108235 · Headquarters: McAlester, OK, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  16. Optimist International

    EIN 736112899 · Headquarters: Bixby, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Optimist International

    EIN 736117516 · Headquarters: Bethany, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. Optimist International

    EIN 900105182 · Headquarters: CHECOTAH, OK, US · Youth Development · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  19. Optimist International

    EIN 900657973 · Headquarters: okc, OK, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  20. Optimist International 07021 Oc of Lawton-lasill Ok

    EIN 510200080 · Headquarters: LAWTON, OK, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  21. Optimist International 07155 Iib Oc of Tulsa Oklahoma

    EIN 814150234 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  22. Optimum Care Foundation

    EIN 923794353 · Headquarters: EDMOND, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Options Inc

    EIN 731050456 · Headquarters: Checotah, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Oral Roberts Early Learning Center

    EIN 731274772 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  25. Oral Roberts Evangelistic Association

    EIN 730568096 · Headquarters: TULSA, OK, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Oral Roberts University

    EIN 730739626 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Oral Roberts University Alumni Foundation Inc

    EIN 731346361 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990

  28. Oral Roberts University Eacademy Inc

    EIN 208195686 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Oral Roberts University Educational Fellowship

    EIN 731310793 · Headquarters: TULSA, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Orchard Road Community Outreach Inc

    EIN 271552001 · Headquarters: STILWELL, OK, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  31. Order of Daedalians

    EIN 471822728 · Headquarters: Vance AFB, OK, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Order of Easter Star of Oklahoma

    EIN 237526970 · Headquarters: DEWEY, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Order of Eastern Star 184

    EIN 237527001 · Headquarters: Keota, OK, US · Science & Technology · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  34. Order of Eastern Star of Louisiana Queen Esther Chapter No 199

    EIN 934978827 · Headquarters: Midwest City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Order of Eastern Star of Oklahoma

    EIN 208875222 · Headquarters: Maud, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  36. Order of Eastern Star of Oklahoma

    EIN 237526849 · Headquarters: ATOKA, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Order of Eastern Star of Oklahoma

    EIN 237526850 · Headquarters: MCALESTER, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Order of Eastern Star of Oklahoma

    EIN 237526852 · Headquarters: Muldrow, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  39. Order of Eastern Star of Oklahoma

    EIN 237526853 · Headquarters: GUTHRIE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Order of Eastern Star of Oklahoma

    EIN 237526855 · Headquarters: Stigler, OK, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  41. Order of Eastern Star of Oklahoma

    EIN 237526856 · Headquarters: Caddo, OK, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  42. Order of Eastern Star of Oklahoma

    EIN 237526857 · Headquarters: Vinita, OK, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  43. Order of Eastern Star of Oklahoma

    EIN 237526858 · Headquarters: Nowata, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  44. Order of Eastern Star of Oklahoma

    EIN 237526859 · Headquarters: CHECOTAH, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Order of Eastern Star of Oklahoma

    EIN 237526862 · Headquarters: Tecumseh, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  46. Order of Eastern Star of Oklahoma

    EIN 237526864 · Headquarters: Wagoner, OK, US · Science & Technology · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  47. Order of Eastern Star of Oklahoma

    EIN 237526866 · Headquarters: ENID, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Order of Eastern Star of Oklahoma

    EIN 237526867 · Headquarters: SHAWNEE, OK, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Order of Eastern Star of Oklahoma

    EIN 237526868 · Headquarters: MARLOW, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  50. Order of Eastern Star of Oklahoma

    EIN 237526869 · Headquarters: DUNCAN, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Order of Eastern Star of Oklahoma

    EIN 237526870 · Headquarters: KINGFISHER, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Order of Eastern Star of Oklahoma

    EIN 237526871 · Headquarters: NORMAN, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Order of Eastern Star of Oklahoma

    EIN 237526874 · Headquarters: ALTUS, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. Order of Eastern Star of Oklahoma

    EIN 237526878 · Headquarters: Ponca City, OK, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. Order of Eastern Star of Oklahoma

    EIN 237526879 · Headquarters: MARAMEC, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Order of Eastern Star of Oklahoma

    EIN 237526883 · Headquarters: Coalgate, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. Order of Eastern Star of Oklahoma

    EIN 237526885 · Headquarters: CHICKASHA, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Order of Eastern Star of Oklahoma

    EIN 237526887 · Headquarters: Ardmore, OK, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  59. Order of Eastern Star of Oklahoma

    EIN 237526888 · Headquarters: Weatherford, OK, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  60. Order of Eastern Star of Oklahoma

    EIN 237526892 · Headquarters: DIBBLE, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Order of Eastern Star of Oklahoma

    EIN 237526893 · Headquarters: Ada, OK, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  62. Order of Eastern Star of Oklahoma

    EIN 237526894 · Headquarters: Cheyenne, OK, US · Science & Technology · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  63. Order of Eastern Star of Oklahoma

    EIN 237526895 · Headquarters: Lawton, OK, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  64. Order of Eastern Star of Oklahoma

    EIN 237526896 · Headquarters: Marshall, OK, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  65. Order of Eastern Star of Oklahoma

    EIN 237526901 · Headquarters: Elk City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Order of Eastern Star of Oklahoma

    EIN 237526903 · Headquarters: Coalgate, OK, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  67. Order of Eastern Star of Oklahoma

    EIN 237526904 · Headquarters: CLAREMORE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Order of Eastern Star of Oklahoma

    EIN 237526908 · Headquarters: Alva, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Order of Eastern Star of Oklahoma

    EIN 237526910 · Headquarters: Anadarko, OK, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  70. Order of Eastern Star of Oklahoma

    EIN 237526912 · Headquarters: Wilburton, OK, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  71. Order of Eastern Star of Oklahoma

    EIN 237526913 · Headquarters: TISHOMINGO, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Order of Eastern Star of Oklahoma

    EIN 237526914 · Headquarters: WESTVILLE, OK, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  73. Order of Eastern Star of Oklahoma

    EIN 237526915 · Headquarters: Miami, OK, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  74. Order of Eastern Star of Oklahoma

    EIN 237526919 · Headquarters: Mangum, OK, US · Science & Technology · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  75. Order of Eastern Star of Oklahoma

    EIN 237526921 · Headquarters: WOODWARD, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Order of Eastern Star of Oklahoma

    EIN 237526927 · Headquarters: Prague, OK, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  77. Order of Eastern Star of Oklahoma

    EIN 237526930 · Headquarters: Tulsa, OK, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  78. Order of Eastern Star of Oklahoma

    EIN 237526935 · Headquarters: Sapulpa, OK, US · Science & Technology · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Order of Eastern Star of Oklahoma

    EIN 237526936 · Headquarters: Chandler, OK, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  80. Order of Eastern Star of Oklahoma

    EIN 237526937 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Order of Eastern Star of Oklahoma

    EIN 237526940 · Headquarters: SPIRO, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Order of Eastern Star of Oklahoma

    EIN 237526944 · Headquarters: Tahlequah, OK, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  83. Order of Eastern Star of Oklahoma

    EIN 237526949 · Headquarters: COLLINSVILLE, OK, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  84. Order of Eastern Star of Oklahoma

    EIN 237526952 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. Order of Eastern Star of Oklahoma

    EIN 237526957 · Headquarters: KINGSTON, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Order of Eastern Star of Oklahoma

    EIN 237526960 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Order of Eastern Star of Oklahoma

    EIN 237526969 · Headquarters: Wister, OK, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  88. Order of Eastern Star of Oklahoma

    EIN 237526973 · Headquarters: Drumright, OK, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  89. Order of Eastern Star of Oklahoma

    EIN 237526974 · Headquarters: healdton, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Order of Eastern Star of Oklahoma

    EIN 237526976 · Headquarters: FT TOWSON, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Order of Eastern Star of Oklahoma

    EIN 237526978 · Headquarters: WATONGA, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  92. Order of Eastern Star of Oklahoma

    EIN 237526985 · Headquarters: Eufaula, OK, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  93. Order of Eastern Star of Oklahoma

    EIN 237526990 · Headquarters: CASHION, OK, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  94. Order of Eastern Star of Oklahoma

    EIN 237526994 · Headquarters: Cherokee, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Order of Eastern Star of Oklahoma

    EIN 237526995 · Headquarters: Dewar, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Order of Eastern Star of Oklahoma

    EIN 237527002 · Headquarters: Stratford, OK, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  97. Order of Eastern Star of Oklahoma

    EIN 237527004 · Headquarters: Newalla, OK, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  98. Order of Eastern Star of Oklahoma

    EIN 237527008 · Headquarters: Idabel, OK, US · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  99. Order of Eastern Star of Oklahoma

    EIN 237527012 · Headquarters: BURNS FLAT, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Order of Eastern Star of Oklahoma

    EIN 237527014 · Headquarters: GROVE, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

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