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. Kappa Kappa Psi Fraternity

    EIN 813562525 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. Kappa Kappa Psi Fraternity

    EIN 813582605 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  3. Kappa Kappa Psi Fraternity

    EIN 813605679 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  4. Kappa Kappa Psi Fraternity

    EIN 813616465 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  5. Kappa Kappa Psi Fraternity

    EIN 813658236 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  6. 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

  7. Kappa Kappa Psi-xi Mu

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

  8. 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

  9. Kappa Psi Pharmaceutical Fraternity

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

  10. Kappa Sigma Fratenity Gamma Kappa Chapter

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

  11. Kappa Sigma Fraternity

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

  12. Kappa Sigma Fraternity

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

  13. Kappa Sigma Fraternity

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

  14. Kappa Sigma Fraternity

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

  15. Karis Foundation

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

  16. 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

  17. 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

  18. Katheryne B Payne Education Center

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

  19. Kathleen Patton Westby Foundation

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

  20. Kay County Medical Society

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

  21. Kay Electric Cooperative

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

  22. Kedusha Project Inc

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

  23. Kelly B Todd Cerebral Palsy and Neuro-muscular Foundation Inc

    EIN 510163643 · Headquarters: MUSKOGEE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Kelly Cronkhite Ministries

    EIN 731593255 · Headquarters: ENID, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Kelly Memorial Corporation 107 N 10Th St

    EIN 731269652 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Ken & Beth Wagner Family Foundation

    EIN 467198881 · Headquarters: Broken Arrow, OK, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  27. Kenko Judo and Fitness Institute

    EIN 452298312 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  28. Ketchum Cemetary Association Inc

    EIN 731234452 · Headquarters: VINITA, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Kevins Kritter Rescue Corp

    EIN 464435180 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  30. Key to Hope Inc

    EIN 731267882 · Headquarters: VINITA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Keyes Senior Citizens Fellowship Inc

    EIN 731447480 · Headquarters: Keyes, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Keys Volunteer Fire Department

    EIN 731235943 · Headquarters: PARK HILL, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Keystone Crossroads Historical Society Inc

    EIN 731051576 · Headquarters: Mannford, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Keystone House Inc

    EIN 371578382 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  35. Ki He Kah Steh of Skiatook Oklahoma

    EIN 731440473 · Headquarters: SKIATOOK, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Kiamichi Country Genealogy Society

    EIN 731361762 · Headquarters: Broken Bow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Kiamichi Electric Cooperative

    EIN 730539216 · Headquarters: Wilburton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Kiamichi Sams of Oklahoma Good Sams Club

    EIN 463099375 · Headquarters: BEGGS, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Kids Incorporated

    EIN 730606656 · Headquarters: WOODWARD, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Kids Incorporated of Guymon Oklahoma

    EIN 731248543 · Headquarters: GUYMON, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Kim Helton Support Trust

    EIN 464506148 · Headquarters: Edmomd, OK, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  42. Kingfisher Chamber of Commerce

    EIN 730558344 · Headquarters: KINGFISHER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Kingfisher Co Unit O R E A

    EIN 300653611 · Headquarters: KINGFISHER, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Kingfisher Educational Foundation

    EIN 731275143 · Headquarters: KINGFISHER, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Kingfisher Horizons

    EIN 731328550 · Headquarters: KINGFISHER, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Kingfisher Meals on Wheels Inc

    EIN 731017223 · Headquarters: Kingfisher, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Kings House Inc

    EIN 871415284 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Kingston High School Alumni Association

    EIN 731211913 · Headquarters: Kingston, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  49. Kippers Gymnastics Club Inc

    EIN 731345686 · Headquarters: ARDMORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Kirkpatrick Foundation Inc

    EIN 730701736 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Kittie Huston Apartments Inc

    EIN 731084818 · Headquarters: BLACKWELL, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Kiwanee Center Inc

    EIN 200490969 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  53. Kiwanis Club of Bartlesville Foundation Inc

    EIN 731518732 · Headquarters: Bartlesville, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  54. Kiwanis Club of Duncan Inc

    EIN 730762266 · Headquarters: Duncan, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  55. Kiwanis Club of Hinton Ok

    EIN 736104030 · Headquarters: HINTON, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Kiwanis Club of Jones Ok

    EIN 510169400 · Headquarters: JONES, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Kiwanis Club of Moore

    EIN 823202573 · Headquarters: MOORE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Kiwanis Club of Newcastle

    EIN 934125211 · Headquarters: McLoud, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Kiwanis Club of Nicoma Park

    EIN 320826088 · Headquarters: Harrah, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Kiwanis Club of Oklahoma City

    EIN 730315180 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Kiwanis Club of South Oklahoma City

    EIN 730633011 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Kiwanis Club of Tulsa Inc

    EIN 730488775 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  63. Kiwanis International

    EIN 736102479 · Headquarters: Watonga, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Kiwanis International Inc

    EIN 237273358 · Headquarters: BROKEN BOW, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Kiwanis International Inc

    EIN 261324857 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. Kiwanis International Inc

    EIN 263772543 · Headquarters: Mustang, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Kiwanis International Inc

    EIN 333069647 · Headquarters: Harrah, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Kiwanis International Inc

    EIN 462569720 · Headquarters: Mustang, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Kiwanis International Inc

    EIN 571190152 · Headquarters: McLoud, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Kiwanis International Inc

    EIN 730315175 · Headquarters: Bartlesville, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Kiwanis International Inc

    EIN 730583069 · Headquarters: Chickasha, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Kiwanis International Inc

    EIN 730647790 · Headquarters: Pauls Valley, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Kiwanis International Inc

    EIN 731044830 · Headquarters: Guthrie, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Kiwanis International Inc

    EIN 731054498 · Headquarters: Prague, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Kiwanis International Inc

    EIN 731092778 · Headquarters: Wilburton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Kiwanis International Inc

    EIN 731148463 · Headquarters: Lindsay, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. Kiwanis International Inc

    EIN 731213198 · Headquarters: Lone Grove, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Kiwanis International Inc

    EIN 731272929 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Kiwanis International Inc

    EIN 731295082 · Headquarters: Miami, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Kiwanis International Inc

    EIN 731371907 · Headquarters: Ada, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Kiwanis International Inc

    EIN 736102440 · Headquarters: Ada, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Kiwanis International Inc

    EIN 736102441 · Headquarters: Ardmore, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Kiwanis International Inc

    EIN 736102446 · Headquarters: ARNETT, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Kiwanis International Inc

    EIN 736102459 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Kiwanis International Inc

    EIN 736102460 · Headquarters: ELK CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Kiwanis International Inc

    EIN 736102465 · Headquarters: Okeene, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Kiwanis International Inc

    EIN 736102469 · Headquarters: Bethany, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. Kiwanis International Inc

    EIN 736102470 · Headquarters: Ponca City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Kiwanis International Inc

    EIN 736103161 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Kiwanis International Inc

    EIN 736103353 · Headquarters: Tahlequah, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Kiwanis International Inc

    EIN 736103429 · Headquarters: Pawhuska, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  92. Kiwanis International Inc

    EIN 736103437 · Headquarters: Idabel, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Kiwanis International Inc

    EIN 736103447 · Headquarters: Del City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Kiwanis International Inc

    EIN 736103513 · Headquarters: Woodward, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Kiwanis International Inc

    EIN 736103614 · Headquarters: Sapulpa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Kiwanis International Inc

    EIN 736103713 · Headquarters: Holdenville, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Kiwanis International Inc

    EIN 736105413 · Headquarters: Davis, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Kiwanis International Inc

    EIN 736114372 · Headquarters: Clinton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Kiwanis International Ko1688 Weatherford

    EIN 736104113 · Headquarters: WEATHERFORD, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Knight Masons of the USA

    EIN 731531504 · Headquarters: Skiatook, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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