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 Beta Kappa Society

    EIN 953134446 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Phi Beta Kappa Society

    EIN 953157767 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Phi Beta Kappa Society

    EIN 956061464 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Phi Beta Kappa Society

    EIN 956099041 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Phi Beta Kappa Society

    EIN 956201332 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Phi Beta Kappa Society

    EIN 956201334 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Phi Beta Kappa Society

    EIN 956207167 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Phi Beta Kappa Society

    EIN 996012829 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Phi Beta Kappa Society De Chapter

    EIN 516022780 · Headquarters: NEWARK, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Phi Beta Kappa Society Northern California

    EIN 956201337 · Headquarters: CARMEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Phi Beta Kapps Society

    EIN 582317300 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Phi Beta Lambda

    EIN 900605079 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Phi Beta Lambda - Milford Chapter

    EIN 453267697 · Headquarters: Milford, NE, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Phi Beta Lambda Upsilon Chi Chapter

    EIN 473281395 · Headquarters: Richmond, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Phi Beta Mu - Alpha Iota Chapter

    EIN 932016392 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Phi Beta Mu-lambda

    EIN 841726445 · Headquarters: Festus, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Phi Beta Psi

    EIN 300066683 · Headquarters: Venice, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Phi Beta Psi

    EIN 352206051 · Headquarters: LOS ALAMITOS, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Phi Beta Psi Sorority

    EIN 237372622 · Headquarters: Washington Court House, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Phi Beta Psi Sorority

    EIN 316043811 · Headquarters: MOUNT STERLING, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Phi Beta Psi Sorority

    EIN 352552996 · Headquarters: Orleans, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Phi Beta Psi Sorority

    EIN 860989181 · Headquarters: TUCSON, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Phi Beta Psi Sorority

    EIN 912025506 · Headquarters: Hobart In, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Phi Beta Psi Sorority Iota Pi Chapter

    EIN 932253239 · Headquarters: Hebron, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Phi Beta Psi Sorority-state Organization

    EIN 473747939 · Headquarters: Palm Harbor, FL, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  26. Phi Beta Sigma Fraternity Inc

    EIN 111709989 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Phi Beta Sigma Fraternity Inc

    EIN 474160093 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Phi Beta Sigma Fraternity-zeta Psi Sigma Chapter

    EIN 470988657 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  29. Phi Chapter Educational Foundation of Phi Gamma Delta

    EIN 366118268 · Headquarters: Indianapolis, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  30. Phi Chapter House Assoc

    EIN 376035792 · Headquarters: SPRINGFIELD, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Phi Chapter of Alpha Chi Omega Fraternity Inc

    EIN 480118830 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Phi Chapter of Theta Tau Fraternity

    EIN 350869332 · Headquarters: WEXFORD, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. Phi Chi Medical Fraternity

    EIN 386068502 · Headquarters: ANN ARBOR, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Phi Chi Medical Fraternity Inc

    EIN 410379435 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Phi Chi Medical Fraternity Inc

    EIN 476043943 · Headquarters: Omaha, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Phi Chi Medical Fraternity Inc

    EIN 580384615 · Headquarters: FLOYDS KNOBS, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  37. Phi Chi Medical Fraternity Inc

    EIN 612244984 · Headquarters: NEW ORLEANS, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Phi Chi Medical Fraternity Inc

    EIN 620482840 · Headquarters: Memphis, TN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. Phi Chi Medical Fraternity Inc

    EIN 726028543 · Headquarters: NEW ORLEANS, LA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  40. Phi Chi Medical Fraternity Inc Alpha Beta Alumni Association

    EIN 300995649 · Headquarters: MEMPHIS, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Phi Chi Medical Fraternity Zeta Chapter

    EIN 746062671 · Headquarters: GALVESTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Phi Chi Pre-medical Society at Utk

    EIN 932777417 · Headquarters: Marietta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Phi Chi Theta

    EIN 116037158 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Phi Chi Theta

    EIN 237062607 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Phi Chi Theta

    EIN 237066398 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Phi Chi Theta

    EIN 237111379 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Phi Chi Theta

    EIN 237403190 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Phi Chi Theta

    EIN 256104072 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Phi Chi Theta

    EIN 311342146 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Phi Chi Theta

    EIN 311342156 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Phi Chi Theta

    EIN 311416409 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Phi Chi Theta

    EIN 320405823 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Phi Chi Theta

    EIN 376052287 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Phi Chi Theta

    EIN 396081205 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Phi Chi Theta

    EIN 463897801 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Phi Chi Theta

    EIN 472309172 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Phi Chi Theta

    EIN 472423863 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Phi Chi Theta

    EIN 475175567 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Phi Chi Theta

    EIN 510157312 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Phi Chi Theta

    EIN 510199814 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Phi Chi Theta

    EIN 520556084 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Phi Chi Theta

    EIN 541016710 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Phi Chi Theta

    EIN 586039956 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Phi Chi Theta

    EIN 586043695 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Phi Chi Theta

    EIN 611681374 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Phi Chi Theta

    EIN 611720319 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Phi Chi Theta

    EIN 626080774 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Phi Chi Theta

    EIN 746062688 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Phi Chi Theta

    EIN 756037574 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Phi Chi Theta

    EIN 756084545 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Phi Chi Theta

    EIN 800241421 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Phi Chi Theta

    EIN 814438901 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Phi Chi Theta

    EIN 814600687 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Phi Chi Theta

    EIN 832127939 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Phi Chi Theta

    EIN 832709822 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Phi Chi Theta

    EIN 832756089 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Phi Chi Theta

    EIN 833406442 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Phi Chi Theta

    EIN 846040214 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Phi Chi Theta

    EIN 883206872 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Phi Chi Theta

    EIN 900171999 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Phi Chi Theta

    EIN 900172000 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Phi Chi Theta

    EIN 900432790 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Phi Chi Theta

    EIN 900951630 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Phi Chi Theta

    EIN 942567310 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Phi Chi Theta

    EIN 942620068 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Phi Chi Theta

    EIN 942625469 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Phi Chi Theta - Zeta Eta

    EIN 900527287 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Phi Chi Theta - Zeta Zeta Chapter

    EIN 800364915 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Phi Chi Theta Inc

    EIN 580638900 · Headquarters: CARROLLTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Phi Chi Theta Inc

    EIN 900287876 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Phi Chi Theta Inc

    EIN 991713040 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Phi Chi Theta Inc - Eta Epsilon Chapter

    EIN 332674516 · Headquarters: Prospect, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Phi Chi Welfare Assn Inc C/o Dana Murphy

    EIN 580620367 · Headquarters: FLOYDS KNOBS, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  94. Phi Chi Welfare Association Inc

    EIN 916058471 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Phi Delta - Zeta Phi Beta Sorority Incorporated

    EIN 931551802 · Headquarters: PEORIA, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  96. Phi Delta Alpha Fraternity Dartmouth College

    EIN 020171967 · Headquarters: HANOVER, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Phi Delta Alpha Housing Corporation

    EIN 562362044 · Headquarters: Reno, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Phi Delta Chi Alumni Association

    EIN 364121453 · Headquarters: Downers Grove, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Phi Delta Chi Beta Pi Chapter

    EIN 383801460 · Headquarters: Winchester, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Phi Delta Chi Fraternity

    EIN 386088795 · Headquarters: Ann Arbor, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages