Unknown & Unclassified nonprofits in Oklahoma

Unknown & Unclassified nonprofits in Oklahoma. Browse 6,510 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. Caritas Incorporated

    EIN 832123995 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. Carl F Lambertus Trust 1300-0002854

    EIN 266335786 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. Carlton Landing Social Welfare Foundation

    EIN 884392567 · Headquarters: CARLTON LANDING, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Carmen Histroical Organization of Oklahoma

    EIN 731225096 · Headquarters: Alva, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  5. Carney Cemetery Association

    EIN 237380341 · Headquarters: Carney, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Carol Hopper Ministries Inc

    EIN 731202001 · Headquarters: TECUMSEH, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Carriage Hills Pta

    EIN 933044416 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Carry the Flame Inc

    EIN 200845981 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Carry the Mission

    EIN 861222142 · Headquarters: Bixby, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Carselowey Community Volunteer Fire Department

    EIN 731282735 · Headquarters: VINITA, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Carter County Junior Livestock Show Inc

    EIN 731409639 · Headquarters: ARDMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Carter County Veterans Council

    EIN 731584211 · Headquarters: Ardmore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Carter Family Cemetery Fund

    EIN 731375773 · Headquarters: Ada, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Carter R Carter 9

    EIN 452842799 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  15. Cascia Hall Alumni Association

    EIN 731440309 · Headquarters: Tulsa, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Case Management Society of America CMSA Eastern Oklahoma

    EIN 830505533 · Headquarters: Tulsa, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Case Management Society of Oklahoma Inc

    EIN 731451309 · Headquarters: NEWCASTLE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Cashion Junior Athletic Association Cjaa

    EIN 731604686 · Headquarters: Cashion, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  19. Cashion Wrestling Takedown Club

    EIN 863510061 · Headquarters: CASHION, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. Cassie Hallmark Memorial Scholarship Fund

    EIN 473111336 · Headquarters: CADDO, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  21. Catalan National Assembly in the United States of America Associati

    EIN 850655334 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Catholic Charities of the Archdiocese of Oklahoma City Inc

    EIN 730636561 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Catholic War Veterans of the United States of Amer

    EIN 800446301 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Catoosa Chamber of Commerce Inc

    EIN 731337832 · Headquarters: CATOOSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  25. Catt Springs International Ministry Inc

    EIN 823975228 · Headquarters: Apache, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Cavetime Incorporated

    EIN 270428145 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  27. Cb Goddard Art Center Trust

    EIN 730776857 · Headquarters: ARDMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Cbmc Inc

    EIN 730990760 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Ccyo Youth Wrestling Club

    EIN 934148329 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Cecil and Virgie Burton Foundation

    EIN 731438062 · Headquarters: Tulsa, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Cedar Creek 1 Improvement Association

    EIN 272790367 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Cedar Ridge Beagle Club

    EIN 474225605 · Headquarters: KONAWA, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  33. Cedar Ridge Country Club

    EIN 730762248 · Headquarters: BROKEN ARROW, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. Center for Creative Living

    EIN 731099109 · Headquarters: Lawton, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Center of Family Love Foundation

    EIN 731402589 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Central Okla Labor Council AFL-CIO

    EIN 730671272 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Central Oklahoma Association for the Deaf and Hard of Hearing

    EIN 731075119 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. Central Oklahoma Association of Insurance & Financial Advisors

    EIN 020618908 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  39. Central Oklahoma Association of Legal Assistants

    EIN 731293000 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Central Oklahoma Chapter of the American Meteoroligical Society

    EIN 731548935 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Central Oklahoma Chapter of the Risk and Ins Management Society In

    EIN 320317278 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  42. Central Oklahoma Chapter United States Air Force Academy

    EIN 843504316 · Headquarters: Midwest City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Central Oklahoma Community Action Agency

    EIN 730772341 · Headquarters: SHAWNEE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Central Oklahoma Corbette Club Inc

    EIN 731615663 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Central Oklahoma Cpcu Society Chapter

    EIN 473872499 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Central Oklahoma Home Builders Association Inc

    EIN 730548452 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Central Oklahoma Toy Dog Club

    EIN 760812503 · Headquarters: Del city, OK, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  48. Central Parent Staff Organization of Yukon Oklahoma Inc

    EIN 731284458 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Central Park Neighborhood Association

    EIN 731037129 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Central Rural Electric Cooperative

    EIN 730177775 · Headquarters: Stillwater, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Central Service Corporation Employee Group Benefit Plan Trust

    EIN 736193335 · Headquarters: Enid, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Central States Sailing Association

    EIN 481122981 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Central Tech Foundation Inc

    EIN 731291269 · Headquarters: DRUMRIGHT, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Central York Class of 1997

    EIN 815228266 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Cerebral Palsy of Oklahoma Inc

    EIN 730795371 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Ceta Gratitude Conference

    EIN 464554317 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  57. Chamber Music in Oklahoma Incorporated

    EIN 736096120 · Headquarters: Nichols Hills, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Chamber of Commerce

    EIN 730484725 · Headquarters: TONKAWA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Chamber of Commerce Executives of Kansas Inc

    EIN 480951722 · Headquarters: BROKEN ARROW, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Chamber of Commerce Norman

    EIN 730374880 · Headquarters: Norman, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Chamber of Commerce of Cashion Ok

    EIN 332394102 · Headquarters: GUTHRIE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Chamber of Commerce of Laverne

    EIN 730658466 · Headquarters: LAVERNE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Chamber of Commerce of Seminole

    EIN 730441200 · Headquarters: SEMINOLE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Chamber of Commerce Sayre

    EIN 730437120 · Headquarters: Sayre, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Chandler Chamber of Commerce

    EIN 731289786 · Headquarters: Chandler, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Chandler High School Alumni Association Inc

    EIN 731219849 · Headquarters: Chandler, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Chandler Lions Track and Cross Country Booster Club

    EIN 880867814 · Headquarters: Chandler, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  68. Chandler Pride Softball

    EIN 820791680 · Headquarters: Chandler, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. Chandler USA Inc Grp Medical Plan Trust Trust

    EIN 731386941 · Headquarters: CHANDLER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Changing Lives Outreach Ministry

    EIN 264396710 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Chaos

    EIN 815299859 · Headquarters: TECUMSEH, OK, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. Chaplain Fellowship Ministries International Inc

    EIN 203815169 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Chappel Hill Cemetery Association

    EIN 731148695 · Headquarters: Lexington, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Charis Alive

    EIN 933535786 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Charitable Trust for St George Church

    EIN 736174509 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Charles B Goddard Foundation Trust

    EIN 756005868 · Headquarters: ARDMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  77. Charles B Hall Chapter Tuskegee Airmen Incorporated

    EIN 731435562 · Headquarters: Midwest City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Charles Koch Ministries Inc

    EIN 731184944 · Headquarters: Perry, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Charles Mcknight Ministries

    EIN 830341052 · Headquarters: BARTLESVILLE, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  80. Charles Morton Share Trust

    EIN 736090984 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  81. Checotah Landmark Preservation Society Inc

    EIN 731265347 · Headquarters: Checotah, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Chelsea Firefighters Association

    EIN 731457246 · Headquarters: Chelsea, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Cherokee Area Council of Boy Scouts of America

    EIN 730592381 · Headquarters: BARTLESVILLE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Cherokee County Civic Cultural Center

    EIN 731267630 · Headquarters: Tahlequah, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Cherokee Land Yacht Harbor

    EIN 237296523 · Headquarters: Park Hill, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Cherokee National Historical Society Inc

    EIN 736103406 · Headquarters: TAHLEQUAH, OK, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  87. Cherokee Strip Centennial Corp

    EIN 731402854 · Headquarters: PERRY, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  88. Cherokee Strip Credit Union

    EIN 736093329 · Headquarters: PONCA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Cherokee Strip Historical Society

    EIN 731267612 · Headquarters: PERRY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Cheyenne First United Methodist Church

    EIN 731011389 · Headquarters: Cheyenne, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. Chi Alpha Mu National Junior High School Mathematics Club Inc

    EIN 263471479 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  92. Chi Omega Alumnae Association

    EIN 731385505 · Headquarters: Shawnee, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  93. Chi Omega Epsilon Alpha Chapter

    EIN 730181175 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Chi Omega Fraternity

    EIN 454902943 · Headquarters: NORMAN, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Chi Omega Fraternity

    EIN 510173800 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Chi Omega Fraternity

    EIN 730581048 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Chi Omega Fraternity

    EIN 730652678 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Chi Omega Fraternity

    EIN 731533654 · Headquarters: SHAWNEE, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  99. Chi Omega Fraternity Phi Theta Chapter

    EIN 731280595 · Headquarters: Ada, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Chick & Yvonne Hilgenberg Charitable Trust

    EIN 816348976 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

First page and all pages