Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. Phi Theta Kappa Honor Society

    EIN 392205512 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Phi Theta Kappa Honor Society

    EIN 621738576 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Phi Theta Kappa Honor Society

    EIN 621738583 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Phi Theta Kappa Honor Society

    EIN 640894916 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Phi Theta Kappa Honor Society

    EIN 833093879 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Phi Theta Kappa Honor Society

    EIN 833108294 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Phi Theta Kappa Honor Society

    EIN 833136284 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Phi Theta Kappa Honor Society

    EIN 851997994 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Phi Theta Kappa Honor Society

    EIN 852008682 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Phi Theta Kappa Honor Society

    EIN 852030875 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Phi Theta Kappa Honor Society

    EIN 852061683 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Phi Theta Kappa Honor Society

    EIN 852088340 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Phi Theta Kappa Honor Society

    EIN 852122472 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Phi Theta Kappa Honor Society

    EIN 852160242 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Phi Theta Kappa Honor Society

    EIN 852219478 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Phi Theta Kappa Honor Society

    EIN 852245232 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Phi Theta Kappa Honor Society

    EIN 852268859 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Phi Theta Kappa Honor Society

    EIN 852289802 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Phi Theta Kappa Honor Society

    EIN 852320025 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Phi Theta Kappa Honor Society

    EIN 852345968 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Phi Theta Kappa Honor Society

    EIN 852374221 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Phi Theta Kappa Honor Society

    EIN 852395161 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Phi Theta Kappa Honor Society

    EIN 852447350 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Phi Theta Kappa Honor Society

    EIN 852472604 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Phi Theta Kappa Honor Society

    EIN 852496760 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Phi Theta Kappa Honor Society

    EIN 852519368 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Phi Theta Kappa Honor Society

    EIN 852542772 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Phi Theta Kappa Honor Society

    EIN 852568691 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Phi Theta Kappa Honor Society

    EIN 852685190 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Phi Theta Kappa Honor Society

    EIN 852710578 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Phi Theta Kappa Honor Society

    EIN 852752033 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Phi Theta Kappa Honor Society

    EIN 884400541 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Phi Theta Kappa Honor Society

    EIN 921304666 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Phi Theta Kappa Honor Society

    EIN 921322801 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Phi Theta Kappa Honor Society

    EIN 921353569 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Phi Theta Kappa Honor Society

    EIN 921386868 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Phi Theta Kappa Honor Society

    EIN 921548923 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Phi Theta Kappa Honor Society

    EIN 922946896 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Phi Theta Kappa Honor Society

    EIN 924013160 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Phi Theta Kappa Honor Society

    EIN 931372037 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Phi Theta Kappa Honor Society

    EIN 931404416 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Phi Theta Kappa Honor Society

    EIN 931418856 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Phi Theta Kappa Honor Society

    EIN 931464379 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Phi Theta Kappa Honor Society

    EIN 931543319 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Phi Theta Kappa Honor Society

    EIN 931564220 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Phi Theta Kappa Honor Society

    EIN 931964772 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Phi Theta Kappa Honor Society

    EIN 932892276 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Phi Theta Kappa Honor Society

    EIN 932970543 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Phi Theta Kappa Honor Society

    EIN 932997246 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Phi Theta Kappa Honor Society

    EIN 993793621 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Phi Theta Kappa Honor Society

    EIN 993987999 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Phi Theta Kappa Honor Society

    EIN 994010919 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Phi Theta Kappa Honor Society

    EIN 994352422 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Phi Theta Kappa Honor Society

    EIN 994992745 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Phi Theta Kappa Honor Society Dba Pi Omicron Chapter

    EIN 056034577 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Phi Theta Kappa Society

    EIN 582028653 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Phi Theta Kappa Society

    EIN 582133120 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Phi Theta Kappa Society

    EIN 582133134 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Phi Theta Kappa Society

    EIN 582133146 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Phi Theta Kappa Society

    EIN 582133155 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Phi Theta Kappa Society

    EIN 582133161 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Phi Theta Kappa Society

    EIN 582133166 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. Phi Theta Kappa Society

    EIN 582133170 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Phi Theta Kappa Society

    EIN 582133187 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Phi Theta Kappa Society

    EIN 582134347 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Phi Theta Kappa Society

    EIN 582134350 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Phi Theta Kappa Society

    EIN 582134356 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Phi Theta Kappa Society

    EIN 582134367 · Headquarters: Flat Rock, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Phi Theta Kappa Society

    EIN 582134373 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Phi Theta Kappa Society

    EIN 582134397 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Phi Theta Kappa Society

    EIN 593270427 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Phi Theta Kappa Society

    EIN 621594762 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Phi Theta Kappa Society

    EIN 621603223 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Phi Theta Kappa Society

    EIN 640888795 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Phi Theta Kappa Society

    EIN 640892112 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Phi Theta Kappa Society

    EIN 640900845 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Phi Theta Kappa Society

    EIN 640900846 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Phi Theta Mu Kappa

    EIN 830514860 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Phi Theta Phi

    EIN 251819705 · Headquarters: Greenville, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Phi Theta Pi Fraternity

    EIN 316030864 · Headquarters: TROY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Phi Upsilon House Corporation of Delta Delta Delta

    EIN 730749871 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  82. Phi Upsilon Omicron

    EIN 900230346 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Phi Upsilon Omicron - Gamma Lambda Chapter

    EIN 261099015 · Headquarters: College Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Phi Upsilon Omicron Beta Gamma Chapter

    EIN 416055155 · Headquarters: Mankato, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Phi Upsilon Omicron Fraternity

    EIN 756036691 · Headquarters: Denton, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Phi Upsilon Omicron Honor Society

    EIN 237296040 · Headquarters: Richmond, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Phi Upsilon Omicron Honor Society

    EIN 636049631 · Headquarters: Tuscaloosa, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Phi Upsilon Omicron Inc

    EIN 136272016 · Headquarters: Flushing, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Phi Upsilon Omicron Inc

    EIN 146048811 · Headquarters: Plattsburgh, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Phi Upsilon Omicron Inc

    EIN 166039104 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Phi Upsilon Omicron Inc

    EIN 166102330 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Phi Upsilon Omicron Inc

    EIN 237000533 · Headquarters: Richland Hills, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Phi Upsilon Omicron Inc

    EIN 237000918 · Headquarters: Muncie, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Phi Upsilon Omicron Inc

    EIN 237000919 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Phi Upsilon Omicron Inc

    EIN 237000920 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Phi Upsilon Omicron Inc

    EIN 237002341 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Phi Upsilon Omicron Inc

    EIN 237004505 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Phi Upsilon Omicron Inc

    EIN 237052696 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Phi Upsilon Omicron Inc

    EIN 237076636 · Headquarters: Fairmont, WV, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  100. Phi Upsilon Omicron Inc

    EIN 237099797 · Headquarters: Bowling Green, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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