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. Tau Beta Pi Association Inc

    EIN 680383843 · Headquarters: Chico, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Tau Beta Pi Association Inc

    EIN 716056666 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Tau Beta Pi Association Inc

    EIN 721223853 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Tau Beta Pi Association Inc

    EIN 726027534 · Headquarters: Ruston, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Tau Beta Pi Association Inc

    EIN 726027686 · Headquarters: KNOXVILLE, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Tau Beta Pi Association Inc

    EIN 726034913 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Tau Beta Pi Association Inc

    EIN 726034914 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Tau Beta Pi Association Inc

    EIN 730796654 · Headquarters: Tulsa, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Tau Beta Pi Association Inc

    EIN 731645272 · Headquarters: KANSAS CITY, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Tau Beta Pi Association Inc

    EIN 736103703 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Tau Beta Pi Association Inc

    EIN 746061355 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. Tau Beta Pi Association Inc

    EIN 746062503 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Tau Beta Pi Association Inc

    EIN 746063276 · Headquarters: College Station, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Tau Beta Pi Association Inc

    EIN 746063286 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Tau Beta Pi Association Inc

    EIN 746091504 · Headquarters: Beaumont, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Tau Beta Pi Association Inc

    EIN 752992421 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Tau Beta Pi Association Inc

    EIN 770049295 · Headquarters: Stanford, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Tau Beta Pi Association Inc

    EIN 810418085 · Headquarters: BUTTE, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Tau Beta Pi Association Inc

    EIN 811043352 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Tau Beta Pi Association Inc

    EIN 812133459 · Headquarters: Greenville, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Tau Beta Pi Association Inc

    EIN 816013985 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Tau Beta Pi Association Inc

    EIN 820851721 · Headquarters: Rigby, ID, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Tau Beta Pi Association Inc

    EIN 821229261 · Headquarters: Denton, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Tau Beta Pi Association Inc

    EIN 822752485 · Headquarters: Oak Creek, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Tau Beta Pi Association Inc

    EIN 823572970 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Tau Beta Pi Association Inc

    EIN 825525265 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Tau Beta Pi Association Inc

    EIN 833591170 · Headquarters: KLAMATH FALLS, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Tau Beta Pi Association Inc

    EIN 841000498 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Tau Beta Pi Association Inc

    EIN 841375466 · Headquarters: Usaf Academy, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Tau Beta Pi Association Inc

    EIN 846036091 · Headquarters: Boulder, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Tau Beta Pi Association Inc

    EIN 846038409 · Headquarters: Golden, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Tau Beta Pi Association Inc

    EIN 850347620 · Headquarters: Socorro, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Tau Beta Pi Association Inc

    EIN 850655612 · Headquarters: KNOXVILLE, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Tau Beta Pi Association Inc

    EIN 860397038 · Headquarters: Flagstaff, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Tau Beta Pi Association Inc

    EIN 861606012 · Headquarters: Mission Hills, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Tau Beta Pi Association Inc

    EIN 861862867 · Headquarters: Orlando, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Tau Beta Pi Association Inc

    EIN 862212057 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Tau Beta Pi Association Inc

    EIN 866052754 · Headquarters: Tempe, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Tau Beta Pi Association Inc

    EIN 866052763 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Tau Beta Pi Association Inc

    EIN 876123748 · Headquarters: Salt Lake City, UT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. Tau Beta Pi Association Inc

    EIN 876125250 · Headquarters: Provo, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Tau Beta Pi Association Inc

    EIN 880332423 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Tau Beta Pi Association Inc

    EIN 880993177 · Headquarters: Statesboro, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Tau Beta Pi Association Inc

    EIN 911708257 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Tau Beta Pi Association Inc

    EIN 911975866 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Tau Beta Pi Association Inc

    EIN 912154485 · Headquarters: Sunnyvale, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Tau Beta Pi Association Inc

    EIN 916056339 · Headquarters: Pullman, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  48. Tau Beta Pi Association Inc

    EIN 916067068 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Tau Beta Pi Association Inc

    EIN 921824633 · Headquarters: Westfield, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Tau Beta Pi Association Inc

    EIN 922436196 · Headquarters: Charlotte, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Tau Beta Pi Association Inc

    EIN 923921885 · Headquarters: Athens, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Tau Beta Pi Association Inc

    EIN 931067183 · Headquarters: Minneapolis, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Tau Beta Pi Association Inc

    EIN 931099850 · Headquarters: PORTLAND, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Tau Beta Pi Association Inc

    EIN 934359497 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Tau Beta Pi Association Inc

    EIN 936031936 · Headquarters: Corvallis, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Tau Beta Pi Association Inc

    EIN 946105031 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Tau Beta Pi Association Inc

    EIN 946105032 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Tau Beta Pi Association Inc

    EIN 946105143 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Tau Beta Pi Association Inc

    EIN 952539108 · Headquarters: NORTHRIDGE, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  60. Tau Beta Pi Association Inc

    EIN 953536882 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Tau Beta Pi Association Inc

    EIN 954570152 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Tau Beta Pi Association Inc

    EIN 956095418 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Tau Beta Pi Association Inc

    EIN 956099053 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Tau Beta Pi Association Inc

    EIN 956191854 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  65. Tau Beta Pi Association Inc

    EIN 956191855 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Tau Beta Pi Association Inc

    EIN 956191856 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Tau Beta Sigma - Iota Omega Chapter

    EIN 990554636 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Tau Beta Sigma -Iota Chi Chapter

    EIN 990606313 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Tau Beta Sigma Honorary Band Sorority

    EIN 730593479 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. Tau Beta Sigma Honorary Band Sorority

    EIN 812653986 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  71. Tau Beta Sigma Kappa Delta

    EIN 612301248 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Tau Beta Sigma National Honorary Band Sorority

    EIN 923324124 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Tau Beta Sigma National Honorary Band Sorority

    EIN 923420216 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Tau Beta Sigma National Honorary Band Sorority

    EIN 923445812 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Tau Beta Sigma National Honorary Band Sorority

    EIN 923529373 · Headquarters: Wylie, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Tau Beta Sigma National Honorary Band Sorority

    EIN 931650680 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Tau Beta Sigma National Honorary Band Sorority

    EIN 932706679 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Tau Beta Sigma National Honorary Band Sorority

    EIN 990513807 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Tau Beta Sigma National Honorary Band Sorority

    EIN 990857649 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Tau Beta Sigma National Honorary Band Sorority

    EIN 990881090 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Tau Beta Sigma National Honorary Band Sorority

    EIN 990910771 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Tau Beta Sigma National Honorary Band Sorority

    EIN 991357619 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Tau Beta Xi

    EIN 824655531 · Headquarters: Plano, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  84. Tau Chapter of Alpha Chi Omega Fraternity Inc

    EIN 586044307 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Tau Chapter of Alpha Chi Sigma Inc

    EIN 150466748 · Headquarters: ITHACA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Tau Chapter of Alpha Xi Delta

    EIN 020103433 · Headquarters: Indianapolis, IN, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  87. Tau Chapter of Chi Omega Fraternity

    EIN 640307108 · Headquarters: Oxford, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Tau Chapter of Pi Kappa Phi Fraternity

    EIN 831519997 · Headquarters: RALEIGH, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Tau Corporation of Hanover Nh

    EIN 022231480 · Headquarters: HANOVER, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Tau Delta Chapter of Delta Kappa Epsilon

    EIN 932640066 · Headquarters: Sewanee, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Tau Delta of Delta Kappa Epsilon Alumni Association

    EIN 854104580 · Headquarters: Copper Hill, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Tau Delta Phi Fraternity Inc

    EIN 113027907 · Headquarters: Denville, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Tau Delta Phi Fraternity Inc

    EIN 223165727 · Headquarters: Newark, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Tau Delta Phi Fraternity Inc

    EIN 462481225 · Headquarters: Newark, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Tau Delta Phi Fraternity Inc Delta Iota

    EIN 223813501 · Headquarters: LUMBERTON, NC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Tau Delta Phi Fraternity Inc Delta Iota Alumni Association

    EIN 261130696 · Headquarters: LUMBERTON, NC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  97. Tau Delta Phi Fraternity Inc Delta Rho

    EIN 272145017 · Headquarters: LUMBERTON, NC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. Tau Delta Phi Fraternity Inc Delta Sigma

    EIN 461477559 · Headquarters: LUMBERTON, NC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  99. Tau Delta Phi-Pi Lambda Phi Alumni Corpo

    EIN 376048200 · Headquarters: Buffalo Grove, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Tau Epsilon House Corporation

    EIN 202398825 · Headquarters: TURNERSVILLE, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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