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. Psi Chi the National Honor Society in Psychology

    EIN 753023814 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Psi Chi the National Honor Society in Psychology

    EIN 756036974 · Headquarters: Fort Worth, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Psi Chi the National Honor Society in Psychology

    EIN 756037866 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Psi Chi the National Honor Society in Psychology

    EIN 770300737 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Psi Chi the National Honor Society in Psychology

    EIN 770300747 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. 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

  7. Psi Chi the National Honor Society in Psychology

    EIN 770660270 · Headquarters: Laie, HI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  8. Psi Chi the National Honor Society in Psychology

    EIN 770664874 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Psi Chi the National Honor Society in Psychology

    EIN 770665319 · Headquarters: Mitchell, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Psi Chi the National Honor Society in Psychology

    EIN 812563820 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Psi Chi the National Honor Society in Psychology

    EIN 812573185 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Psi Chi the National Honor Society in Psychology

    EIN 812606430 · Headquarters: Brevard, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Psi Chi the National Honor Society in Psychology

    EIN 812617547 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Psi Chi the National Honor Society in Psychology

    EIN 812732999 · Headquarters: Brookline, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  15. Psi Chi the National Honor Society in Psychology

    EIN 814444167 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Psi Chi the National Honor Society in Psychology

    EIN 816014134 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Psi Chi the National Honor Society in Psychology

    EIN 820451121 · Headquarters: BOISE, ID, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Psi Chi the National Honor Society in Psychology

    EIN 820452609 · Headquarters: Pocatello, ID, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Psi Chi the National Honor Society in Psychology

    EIN 820503342 · Headquarters: Nampa, ID, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Psi Chi the National Honor Society in Psychology

    EIN 830495846 · Headquarters: Grinnell, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Psi Chi the National Honor Society in Psychology

    EIN 830505292 · Headquarters: Alamosa, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Psi Chi the National Honor Society in Psychology

    EIN 841195544 · Headquarters: DENVER, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Psi Chi the National Honor Society in Psychology

    EIN 841250562 · Headquarters: DURANGO, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Psi Chi the National Honor Society in Psychology

    EIN 841457771 · Headquarters: Gunnison, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Psi Chi the National Honor Society in Psychology

    EIN 850294119 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Psi Chi the National Honor Society in Psychology

    EIN 856018924 · Headquarters: Portales, NM, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Psi Chi the National Honor Society in Psychology

    EIN 866053808 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. 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

  29. Psi Chi the National Honor Society in Psychology

    EIN 884091566 · Headquarters: Grambling, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Psi Chi the National Honor Society in Psychology

    EIN 911239600 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Psi Chi the National Honor Society in Psychology

    EIN 911955325 · Headquarters: Salt Lake City, UT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Psi Chi the National Honor Society in Psychology

    EIN 912055502 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Psi Chi the National Honor Society in Psychology

    EIN 912065103 · Headquarters: San Marcos, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Psi Chi the National Honor Society in Psychology

    EIN 912066790 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Psi Chi the National Honor Society in Psychology

    EIN 916060924 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Psi Chi the National Honor Society in Psychology

    EIN 921493628 · Headquarters: Brunswick, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Psi Chi the National Honor Society in Psychology

    EIN 922480129 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Psi Chi the National Honor Society in Psychology

    EIN 922938657 · Headquarters: Valley City, ND, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Psi Chi the National Honor Society in Psychology

    EIN 931144430 · Headquarters: WAYNE, NE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Psi Chi the National Honor Society in Psychology

    EIN 931144432 · Headquarters: Caldwell, ID, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Psi Chi the National Honor Society in Psychology

    EIN 931178261 · Headquarters: Phoenix, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Psi Chi the National Honor Society in Psychology

    EIN 931178262 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Psi Chi the National Honor Society in Psychology

    EIN 931178270 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Psi Chi the National Honor Society in Psychology

    EIN 931178271 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Psi Chi the National Honor Society in Psychology

    EIN 931305549 · Headquarters: Salem, OR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. Psi Chi the National Honor Society in Psychology

    EIN 943152081 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Psi Chi the National Honor Society in Psychology

    EIN 943214035 · Headquarters: Belmont, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  48. Psi Chi the National Honor Society in Psychology

    EIN 943239310 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Psi Chi the National Honor Society in Psychology

    EIN 943298821 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Psi Chi the National Honor Society in Psychology

    EIN 954237728 · Headquarters: La Verne, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Psi Chi the National Honor Society in Psychology

    EIN 956195072 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Psi Chi the National Honor Society in Psychology

    EIN 956220762 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Psi Chi the National Honor Society in Psychology

    EIN 956220763 · Headquarters: Northridge, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Psi Chi the National Honor Society in Psychology

    EIN 956220764 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  55. Psi Chi the National Honor Society in Psychology

    EIN 990325541 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Psi Chi the National Honor Society in Psycology

    EIN 300361500 · Headquarters: Lebanon, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Psi Chi the National Honor Society in Psycology

    EIN 300524159 · Headquarters: Camarillo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Psi Chi the National Honor Society in Psycology

    EIN 300544006 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  59. Psi Chi the National Honor Society in Psycology

    EIN 300550945 · Headquarters: Monticello, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Psi Chi the National Honor Society in Psycology

    EIN 320260125 · Headquarters: Moon Township, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Psi Chi the National Honor Society in Psycology

    EIN 320260127 · Headquarters: Hiram, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Psi Chi the National Honor Society in Psycology

    EIN 364655328 · Headquarters: Smithfield, RI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Psi Chi the National Honor Society in Psycology

    EIN 364655329 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Psi Chi the National Honor Society in Psycology

    EIN 371572758 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Psi Chi the National Honor Society in Psycology

    EIN 471304108 · Headquarters: Dalton, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Psi Chi the National Honor Society in Psycology

    EIN 472034006 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Psi Chi the National Honor Society in Psycology

    EIN 510621995 · Headquarters: Altoona, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Psi Chi the National Honor Society in Psycology

    EIN 510622031 · Headquarters: Gwynedd Valley, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Psi Chi the National Honor Society in Psycology

    EIN 521538546 · Headquarters: Texarkana, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Psi Chi the National Honor Society in Psycology

    EIN 562611124 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Psi Chi the National Honor Society in Psycology

    EIN 651272682 · Headquarters: Framingham, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Psi Chi the National Honor Society in Psycology

    EIN 660718644 · Headquarters: Mayaguez, PR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Psi Chi the National Honor Society in Psyhology

    EIN 814431402 · Headquarters: Kissimmee, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Psi Chi the National Honor Society in Pyschology

    EIN 237031532 · Headquarters: Topeka, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Psi Child Centers

    EIN 990181125 · Headquarters: KAILUA, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Psi Delta Omega Housing Corporation

    EIN 460787493 · Headquarters: HOLLAND, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Psi Delta Sigma Association

    EIN 956066446 · Headquarters: Corona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Psi Delta Sigma Inc

    EIN 956135755 · Headquarters: Corona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Psi Delta Zeta Chapter

    EIN 800604967 · Headquarters: MARION, AL, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  80. Psi Delta-sigma Tau Delta

    EIN 991279186 · Headquarters: Lubbock, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Psi Epsilon Housing Corporation of Chi Omega Inc

    EIN 860465182 · Headquarters: SCOTTSDALE, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Psi Home Association

    EIN 561616870 · Headquarters: CHAPEL HILL, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Psi Iota Xi - Group Return

    EIN 356078055 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Psi Iota Xi Charities Inc

    EIN 351077796 · Headquarters: MUNCIE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Psi Iota Xi Sorority

    EIN 300190175 · Headquarters: ODON, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Psi Iota Xi Sorority

    EIN 356019480 · Headquarters: Bloomington, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  87. Psi Iota Xi Sorority

    EIN 356022982 · Headquarters: Seymour, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  88. Psi Iota Xi Sorority

    EIN 356023332 · Headquarters: Camden, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Psi Iota Xi Sorority

    EIN 356028749 · Headquarters: Linton, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. Psi Iota Xi Sorority

    EIN 356030502 · Headquarters: Rushville, IN, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  91. Psi Iota Xi Sorority

    EIN 356041577 · Headquarters: Columbus, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. Psi Iota Xi Sorority

    EIN 356043749 · Headquarters: Knightstown, IN, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  93. Psi Iota Xi Sorority

    EIN 356067475 · Headquarters: SHOALS, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  94. Psi Iota Xi Sorority

    EIN 356110721 · Headquarters: SCOTTSBURG, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. Psi Iota Xi Sorority Inc

    EIN 356045514 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Psi Lambda Chapter of Chi Omega

    EIN 311092643 · Headquarters: Valdosta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Psi Mu House Corp of Chi Omega Fraternity

    EIN 593597205 · Headquarters: WINTER SPRINGS, FL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  98. Psi of Alpha Delta Pi Corp C/o Allworth Tax Solutions

    EIN 942542402 · Headquarters: PLEASANT HILL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Psi of Alpha Phi House Corporation

    EIN 460443708 · Headquarters: Sioux Falls, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Psi Omega Foundation

    EIN 231653569 · Headquarters: WACONIA, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages