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. Poteau Area Arts & Humanities Council

    EIN 731272520 · Headquarters: Poteau, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. Poteau Chamber of Commerce

    EIN 730534052 · Headquarters: POTEAU, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Poteau Foundation for Excellence

    EIN 731277883 · Headquarters: Poteau, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Pottawatomie County Arc Inc

    EIN 731463968 · Headquarters: TECUMSEH, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Pottawatomie County Farm Bureau

    EIN 736103507 · Headquarters: Shawnee, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Pottawatomie County Historical Society

    EIN 731057632 · Headquarters: SHAWNEE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Pottawatomie County Shooting Club

    EIN 731430198 · Headquarters: Maud, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  8. Potts Family Foundation Inc

    EIN 731119767 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. Practical Jesus Inc

    EIN 853393925 · Headquarters: TULSA, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. Prague Chamber of Commerce

    EIN 730746309 · Headquarters: PRAGUE, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  11. Prague Historical Society Inc

    EIN 731349714 · Headquarters: PRAGUE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. Prairie Grange 334

    EIN 263761955 · Headquarters: union city, OK, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  13. Prairie Grove Club Inc

    EIN 464013866 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  14. Prairie View A&m University Alumni Class of 1953

    EIN 472588283 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Praise Center

    EIN 731479139 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  16. Praise Centre Association

    EIN 472232414 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  17. Precious Emerald Inc

    EIN 471260420 · Headquarters: Skiatook, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  18. Preferred Nutrition Inc

    EIN 731434947 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Presbyterian Health Foundation

    EIN 730709836 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Preservation Oklahoma Inc

    EIN 731432918 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Presti Family Foundation

    EIN 934910763 · Headquarters: NICHOLS HILLS, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. Priesthood Motorcycle Ministry

    EIN 392074846 · Headquarters: BARTLESVILLE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Prince Hall Grand High Court Heroines of Jericho

    EIN 237228906 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Prison Discipleship Inc

    EIN 731223860 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Prison Rehabilitation Centers Inc

    EIN 453091873 · Headquarters: Enid, OK, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  26. Private Enterprise Foundation

    EIN 731116855 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Professional Assoc of Aeronautical Center Employees

    EIN 730995732 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Professional Aviation Maintenance Assoc

    EIN 251285916 · Headquarters: JENKS, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Professional Cannabis Association

    EIN 922602754 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Professional Fire Fighters of Guymon Oklahoma Local 4256

    EIN 522437968 · Headquarters: Guymon, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Professional Firefighters of Choctaw

    EIN 814211146 · Headquarters: Choctaw, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Progressive Steps Inc

    EIN 843705981 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Proguate Inc

    EIN 205644226 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  34. Project 1948 Foundation

    EIN 464590680 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Project 22-6 Inc

    EIN 462372528 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  36. Project Eye Can Help Inc

    EIN 872255051 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. Project Management Institute

    EIN 731590531 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Project Management Institute

    EIN 731605403 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Project Safe Inc

    EIN 731264293 · Headquarters: SHAWNEE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Protect Ok Rights Inc

    EIN 862834114 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Protect Sand Springs Alliance Inc

    EIN 412646079 · Headquarters: sand springs, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Proverbs 1917 Association

    EIN 843063069 · Headquarters: Yukon, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. Providence Lodge 558

    EIN 993299315 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Pryor Area Chamber of Commerce

    EIN 730410604 · Headquarters: Pryor, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Psi Chi the International Honor Society in Psychology

    EIN 237031521 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Psi Chi the International Honor Society in Psychology

    EIN 521538559 · Headquarters: Shawnee, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Psi Chi the International Honor Society in Psychology

    EIN 521538579 · Headquarters: Tahlequah, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Psi Chi the International Honor Society in Psychology

    EIN 736103707 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Psi Chi the International Honor Society in Psychology

    EIN 834394551 · Headquarters: Chickasha, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Psi Chi the National Honor Society in Psychology

    EIN 510218852 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Psi Chi the National Honor Society in Psychology

    EIN 510232841 · Headquarters: ADA, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Psi Chi the National Honor Society in Psychology

    EIN 582128558 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Psi Chi the National Honor Society in Psychology

    EIN 731450982 · Headquarters: Durant, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Psi Chi the National Honor Society in Psychology

    EIN 731488552 · Headquarters: ALVA, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Psi Chi the National Honor Society in Psychology

    EIN 731596476 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Psi Chi the National Honor Society in Psychology

    EIN 736103176 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Psi Chi the National Honor Society in Psychology

    EIN 736103445 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Psi Chi the National Honor Society in Psychology

    EIN 770589709 · Headquarters: Weatherford, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Psi Chi the National Honor Society in Psychology

    EIN 870694759 · Headquarters: Claremore, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Pso United Way

    EIN 901900427 · Headquarters: TULSA, OK, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  61. Pssa 11-12

    EIN 452718257 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  62. Pta Jenks Southeast Elementary

    EIN 731376706 · Headquarters: JENKS, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Pta Oklahoma Congress

    EIN 010962319 · Headquarters: MOORE, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Pta Oklahoma Congress

    EIN 134343145 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  65. Pta Oklahoma Congress

    EIN 161629260 · Headquarters: COYLE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Pta Oklahoma Congress

    EIN 236021242 · Headquarters: TULSA, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Pta Oklahoma Congress

    EIN 237109405 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Pta Oklahoma Congress

    EIN 237111326 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. Pta Oklahoma Congress

    EIN 237111356 · Headquarters: Del City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Pta Oklahoma Congress

    EIN 237111452 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Pta Oklahoma Congress

    EIN 237113627 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Pta Oklahoma Congress

    EIN 237113629 · Headquarters: Del City, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  73. Pta Oklahoma Congress

    EIN 237114037 · Headquarters: Ponca City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Pta Oklahoma Congress

    EIN 237114042 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Pta Oklahoma Congress

    EIN 237115271 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Pta Oklahoma Congress

    EIN 237115278 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Pta Oklahoma Congress

    EIN 237116280 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Pta Oklahoma Congress

    EIN 237116295 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Pta Oklahoma Congress

    EIN 237116297 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Pta Oklahoma Congress

    EIN 237116851 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Pta Oklahoma Congress

    EIN 237117049 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  82. Pta Oklahoma Congress

    EIN 237118283 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Pta Oklahoma Congress

    EIN 237118952 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Pta Oklahoma Congress

    EIN 237118987 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Pta Oklahoma Congress

    EIN 237121261 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Pta Oklahoma Congress

    EIN 237121263 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Pta Oklahoma Congress

    EIN 237121780 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Pta Oklahoma Congress

    EIN 237123564 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Pta Oklahoma Congress

    EIN 237123726 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Pta Oklahoma Congress

    EIN 237123935 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Pta Oklahoma Congress

    EIN 237124949 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Pta Oklahoma Congress

    EIN 237130923 · Headquarters: MIDWEST CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Pta Oklahoma Congress

    EIN 237153790 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Pta Oklahoma Congress

    EIN 237160886 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Pta Oklahoma Congress

    EIN 237162614 · Headquarters: TULSA, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Pta Oklahoma Congress

    EIN 237247380 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Pta Oklahoma Congress

    EIN 237251793 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Pta Oklahoma Congress

    EIN 237251799 · Headquarters: Ponca City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Pta Oklahoma Congress

    EIN 237431008 · Headquarters: Lawton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Pta Oklahoma Congress

    EIN 237444946 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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