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. Pi Kappa Phi

    EIN 262819751 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Pi Kappa Phi

    EIN 462364905 · Headquarters: Moscow, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Pi Kappa Phi Alpha Delta Chapter

    EIN 911442749 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Pi Kappa Phi Alumni Association

    EIN 942586604 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Pi Kappa Phi Delta Epsilon Alumni Chapter

    EIN 462931915 · Headquarters: Opelika, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Pi Kappa Phi Florida Gulf Coast University

    EIN 463820489 · Headquarters: FORT MYERS, FL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  7. Pi Kappa Phi Fraternity

    EIN 161411905 · Headquarters: BROCKPORT, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Pi Kappa Phi Fraternity

    EIN 201668714 · Headquarters: WACO, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  9. Pi Kappa Phi Fraternity

    EIN 230976020 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  10. Pi Kappa Phi Fraternity

    EIN 237047939 · Headquarters: LAGRANGE, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Pi Kappa Phi Fraternity

    EIN 237288330 · Headquarters: KIRKSVILLE, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Pi Kappa Phi Fraternity

    EIN 237408560 · Headquarters: CHARLOTTESVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Pi Kappa Phi Fraternity

    EIN 260828934 · Headquarters: COOKEVILLE, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Pi Kappa Phi Fraternity

    EIN 263628395 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  15. Pi Kappa Phi Fraternity

    EIN 272338744 · Headquarters: PRESCOTT, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Pi Kappa Phi Fraternity

    EIN 273829118 · Headquarters: GREELEY, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Pi Kappa Phi Fraternity

    EIN 341042292 · Headquarters: TOLEDO, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Pi Kappa Phi Fraternity

    EIN 351703236 · Headquarters: BLOOMINGTON, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Pi Kappa Phi Fraternity

    EIN 364662112 · Headquarters: SAN ANTONIO, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Pi Kappa Phi Fraternity

    EIN 371142888 · Headquarters: PEORIA, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Pi Kappa Phi Fraternity

    EIN 371611861 · Headquarters: SELINSGROVE, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Pi Kappa Phi Fraternity

    EIN 451612869 · Headquarters: PITTSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. Pi Kappa Phi Fraternity

    EIN 463793296 · Headquarters: MANHATTAN, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Pi Kappa Phi Fraternity

    EIN 465137590 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  25. Pi Kappa Phi Fraternity

    EIN 470676126 · Headquarters: GREENACRES, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Pi Kappa Phi Fraternity

    EIN 472212215 · Headquarters: CHARLOTTE, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Pi Kappa Phi Fraternity

    EIN 475150980 · Headquarters: Augusta, GA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  28. Pi Kappa Phi Fraternity

    EIN 475674323 · Headquarters: SOUTH ORANGE, NJ, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Pi Kappa Phi Fraternity

    EIN 540517643 · Headquarters: Salem, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Pi Kappa Phi Fraternity

    EIN 561668708 · Headquarters: WILSON, NC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Pi Kappa Phi Fraternity

    EIN 570340150 · Headquarters: CHARLOTTE, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Pi Kappa Phi Fraternity

    EIN 581579091 · Headquarters: HICKORY, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Pi Kappa Phi Fraternity

    EIN 581749066 · Headquarters: SLIPPERY ROCK, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Pi Kappa Phi Fraternity

    EIN 581981358 · Headquarters: Marietta, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Pi Kappa Phi Fraternity

    EIN 586066200 · Headquarters: ATLANTA, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Pi Kappa Phi Fraternity

    EIN 586075162 · Headquarters: MACON, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Pi Kappa Phi Fraternity

    EIN 742061485 · Headquarters: BRYAN, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  38. Pi Kappa Phi Fraternity

    EIN 770241661 · Headquarters: FULLERTON, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Pi Kappa Phi Fraternity

    EIN 800759950 · Headquarters: HAMDEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Pi Kappa Phi Fraternity

    EIN 800791121 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. Pi Kappa Phi Fraternity

    EIN 800830267 · Headquarters: GAINESVILLE, FL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. Pi Kappa Phi Fraternity

    EIN 810763567 · Headquarters: VILLANOVA, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Pi Kappa Phi Fraternity

    EIN 810783941 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Pi Kappa Phi Fraternity

    EIN 814064128 · Headquarters: Boone, NC, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  45. Pi Kappa Phi Fraternity

    EIN 814664112 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  46. Pi Kappa Phi Fraternity

    EIN 831519998 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. Pi Kappa Phi Fraternity

    EIN 833081817 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Pi Kappa Phi Fraternity

    EIN 900951375 · Headquarters: ORLANDO, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Pi Kappa Phi Fraternity

    EIN 941171963 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  50. Pi Kappa Phi Fraternity

    EIN 994935574 · Headquarters: Davidson, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Pi Kappa Phi Fraternity - Alpha Chapter

    EIN 576025065 · Headquarters: Charleston, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Pi Kappa Phi Fraternity - Delta Chapter Furman University

    EIN 570943964 · Headquarters: GREENVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Pi Kappa Phi Fraternity - Mu Chapter

    EIN 911824458 · Headquarters: DURHAM, NC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  54. Pi Kappa Phi Fraternity - Psi Chapter

    EIN 166077319 · Headquarters: Ithaca, NY, United States · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  55. Pi Kappa Phi Fraternity Alpha Chi Chapter

    EIN 800298570 · Headquarters: CORAL GABLES, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Pi Kappa Phi Fraternity Alpha Delta Alumni Association

    EIN 911462894 · Headquarters: LYNNWOOD, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Pi Kappa Phi Fraternity Alpha Eta Chapter

    EIN 636061864 · Headquarters: BIRMINGHAM, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. Pi Kappa Phi Fraternity Alpha Iota Chapter

    EIN 630164590 · Headquarters: AUBURN, AL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  59. Pi Kappa Phi Fraternity Alpha Omicron Chapter

    EIN 420468975 · Headquarters: AMES, IA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  60. Pi Kappa Phi Fraternity Alpha Rho

    EIN 823650115 · Headquarters: MORGANTOWN, WV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Pi Kappa Phi Fraternity Alpha Sigma Chapter

    EIN 822251169 · Headquarters: KNOXVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  62. Pi Kappa Phi Fraternity Alumni Corp of State College PA

    EIN 251424366 · Headquarters: State College, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Pi Kappa Phi Fraternity Beta Gamma

    EIN 810771710 · Headquarters: LOUISVILLE, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Pi Kappa Phi Fraternity Chi Chapter

    EIN 831519999 · Headquarters: DELAND, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Pi Kappa Phi Fraternity Corporation

    EIN 541634403 · Headquarters: LEXINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Pi Kappa Phi Fraternity Delta Alpha Chapter

    EIN 237121203 · Headquarters: BLACKSBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  67. Pi Kappa Phi Fraternity Delta Beta

    EIN 911824460 · Headquarters: DAHLONEGA, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Pi Kappa Phi Fraternity Delta Sigma Chapter

    EIN 831519996 · Headquarters: BOWLING GREEN, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  69. Pi Kappa Phi Fraternity Delta Tau Chapter

    EIN 510210915 · Headquarters: HARRISONBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Pi Kappa Phi Fraternity Depaul University

    EIN 814294274 · Headquarters: CHICAGO, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Pi Kappa Phi Fraternity Epsilon Chi Chapter Univ of Denver

    EIN 473498221 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Pi Kappa Phi Fraternity Epsilon Epsilon Chapter

    EIN 521234557 · Headquarters: WISE, VA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. Pi Kappa Phi Fraternity Epsilon Eta

    EIN 711045959 · Headquarters: ROCK HILL, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Pi Kappa Phi Fraternity Epsilon Gamma Chapter

    EIN 510251844 · Headquarters: FARMVILLE, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Pi Kappa Phi Fraternity Epsilon Iota Chapter

    EIN 581555048 · Headquarters: GREENSBORO, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Pi Kappa Phi Fraternity Epsilon Phi Chapter

    EIN 631184008 · Headquarters: BIRMINGHAM, AL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  77. Pi Kappa Phi Fraternity Eta Iota Chapter

    EIN 920272162 · Headquarters: CHARLOTTE, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Pi Kappa Phi Fraternity Eta Mu Chapter

    EIN 561797585 · Headquarters: WINGATE, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Pi Kappa Phi Fraternity Eta Phi Chapter

    EIN 521885152 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. Pi Kappa Phi Fraternity Eta Pi

    EIN 571038388 · Headquarters: CONWAY, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Pi Kappa Phi Fraternity Eta Rho

    EIN 994665770 · Headquarters: SAN MARCOS, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Pi Kappa Phi Fraternity Florida Atlantic University Ac

    EIN 463943288 · Headquarters: BOCA RATON, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Pi Kappa Phi Fraternity Gamma Gamma Chapter

    EIN 636055315 · Headquarters: TROY, AL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  84. Pi Kappa Phi Fraternity Gamma Lambda Chapter

    EIN 430832947 · Headquarters: ROLLA, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  85. Pi Kappa Phi Fraternity Gamma Phi Chapter

    EIN 237121206 · Headquarters: MOBILE, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Pi Kappa Phi Fraternity Gamma Theta

    EIN 581706518 · Headquarters: WILMINGTON, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Pi Kappa Phi Fraternity Gamma Upsilon

    EIN 994420114 · Headquarters: STILLWATER, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Pi Kappa Phi Fraternity Iota Chapter

    EIN 580596934 · Headquarters: TUSCALOOSA, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Pi Kappa Phi Fraternity Iota Chi

    EIN 464248293 · Headquarters: MUNCIE, IN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  90. Pi Kappa Phi Fraternity Iota Delta

    EIN 920298918 · Headquarters: DURHAM, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Pi Kappa Phi Fraternity Iota Iota Chapter

    EIN 800591822 · Headquarters: POMONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Pi Kappa Phi Fraternity Iota Mu Chapter

    EIN 275409932 · Headquarters: FORT SMITH, AR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Pi Kappa Phi Fraternity Iota Pi Chapter

    EIN 461058704 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  94. Pi Kappa Phi Fraternity Iota Psi

    EIN 331469088 · Headquarters: BOISE, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Pi Kappa Phi Fraternity Iota Tau

    EIN 800896940 · Headquarters: NEW BRUNSWICK, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Pi Kappa Phi Fraternity Iota Xi Chapter

    EIN 371653220 · Headquarters: RICHARDSON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Pi Kappa Phi Fraternity Iota Zeta Chapter

    EIN 320304041 · Headquarters: NACOGDOCHES, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. Pi Kappa Phi Fraternity Kappa Beta Chapter

    EIN 464595438 · Headquarters: CHARLOTTE, NC, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  99. Pi Kappa Phi Fraternity Kappa Mu

    EIN 810771658 · Headquarters: MERCED, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Pi Kappa Phi Fraternity Kappa Pi

    EIN 813847884 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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