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. Delta Sigma Phi Fraternity Inc

    EIN 841066135 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Delta Sigma Phi Fraternity Inc

    EIN 870501600 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Delta Sigma Phi Fraternity Inc

    EIN 873355405 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Delta Sigma Phi Fraternity Inc

    EIN 900404058 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Delta Sigma Phi Fraternity Inc

    EIN 932197781 · Headquarters: Lubbock, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Delta Sigma Phi Fraternity Inc

    EIN 933501629 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Delta Sigma Phi Fraternity Inc

    EIN 934815654 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Delta Sigma Phi Fraternity Inc

    EIN 946081178 · Headquarters: Pleasanton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Delta Sigma Phi Fraternity Inc

    EIN 953977099 · Headquarters: San Bernadino, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Delta Sigma Phi Fraternity Inc

    EIN 956102168 · Headquarters: SANTA BARBARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Delta Sigma Phi Fraternity Inc

    EIN 992276625 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Delta Sigma Phi Fraternity Inc

    EIN 992483091 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Delta Sigma Phi Fraternity Inc Alpha Alp

    EIN 237056694 · Headquarters: Champaign, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Delta Sigma Phi Fraternity Inc Alpha Eta Chapter - Delta Sigma Phi

    EIN 344427912 · Headquarters: ADA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Delta Sigma Phi Fraternity Inc Alpha Gamma Alumni Corporation

    EIN 742317021 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Delta Sigma Phi Fraternity Inc Epsilon Rho Chapter

    EIN 991296260 · Headquarters: SANTA BARBARA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Delta Sigma Phi Fraternity Inc Zeta Lambda Chapter

    EIN 351495698 · Headquarters: Terre Haute, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Delta Sigma Phi Fraternity Rho Chapter

    EIN 870933291 · Headquarters: Raleigh, NC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  19. Delta Sigma Phi Fraternity-gamma Alpha Chapter-alumni Corporation

    EIN 952414725 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Delta Sigma Phi House Corporation

    EIN 350870942 · Headquarters: WEST LAFAYETTE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Delta Sigma Phi Inc

    EIN 386087788 · Headquarters: HOUGHTON, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Delta Sigma Phi Iota Delta Chapter

    EIN 811226328 · Headquarters: Arlington, VA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  23. Delta Sigma Phi Northern Utah Area Alumni Association

    EIN 272915518 · Headquarters: Bountiful, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Delta Sigma Phi University of Central Florida

    EIN 921025463 · Headquarters: Orlando, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Delta Sigma Phi Zeta Nu Chapter Alumni Corporation Board

    EIN 920533949 · Headquarters: Springfield, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Delta Sigma Phi-theta Upsilon

    EIN 853656946 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  27. Delta Sigma Pi

    EIN 203057437 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Delta Sigma Properties

    EIN 582667848 · Headquarters: Salt Lake City, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Delta Sigma Theta Sorority

    EIN 202753175 · Headquarters: Salem, VA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  30. Delta Sigma Theta Sorority

    EIN 208843155 · Headquarters: Monticello, AR, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  31. Delta Sigma Theta Sorority

    EIN 237026503 · Headquarters: W Lafayette, IN, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  32. Delta Sigma Theta Sorority

    EIN 237357026 · Headquarters: Kalamazoo, MI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  33. Delta Sigma Theta Sorority

    EIN 351805886 · Headquarters: Bloomington, IN, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  34. Delta Sigma Theta Sorority

    EIN 510214600 · Headquarters: Moncks Corner, SC, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  35. Delta Sigma Theta Sorority

    EIN 521329257 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  36. Delta Sigma Theta Sorority

    EIN 521329364 · Headquarters: bloomington, IN, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. Delta Sigma Theta Sorority

    EIN 521329371 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  38. Delta Sigma Theta Sorority

    EIN 521329372 · Headquarters: Paducah, KY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. Delta Sigma Theta Sorority

    EIN 566093162 · Headquarters: Wilson, NC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Delta Sigma Theta Sorority

    EIN 576029619 · Headquarters: Orangeburg, SC, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  41. Delta Sigma Theta Sorority

    EIN 721359148 · Headquarters: Yazoo City, MS, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  42. Delta Sigma Theta Sorority

    EIN 736102352 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  43. Delta Sigma Theta Sorority

    EIN 770329760 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  44. Delta Sigma Theta Sorority

    EIN 861111435 · Headquarters: Coral Gables, FL, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  45. Delta Sigma Theta Sorority Inc

    EIN 208894600 · Headquarters: Junction City, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Delta Sigma Theta Sorority Inc

    EIN 237126191 · Headquarters: Fort Wayne, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Delta Sigma Theta Sorority Inc

    EIN 237127416 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  48. Delta Sigma Theta Sorority Inc

    EIN 237357002 · Headquarters: Charlottesville, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Delta Sigma Theta Sorority Inc

    EIN 237357050 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  50. Delta Sigma Theta Sorority Inc

    EIN 330185453 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Delta Sigma Theta Sorority Inc

    EIN 386154838 · Headquarters: Benton Harbor, MI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  52. Delta Sigma Theta Sorority Inc

    EIN 421369912 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Delta Sigma Theta Sorority Inc

    EIN 521329217 · Headquarters: Jamaica, NY, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  54. Delta Sigma Theta Sorority Inc

    EIN 521329402 · Headquarters: Charlottesville, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Delta Sigma Theta Sorority Inc

    EIN 521329477 · Headquarters: Columbus, GA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  56. Delta Sigma Theta Sorority Inc

    EIN 521329508 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Delta Sigma Theta Sorority Inc

    EIN 556024826 · Headquarters: CHARLESTON, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Delta Sigma Theta Sorority Inc

    EIN 566062689 · Headquarters: Charlotte, NC, USA · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990

  59. Delta Sigma Theta Sorority Inc

    EIN 570967616 · Headquarters: Aiken, SC, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  60. Delta Sigma Theta Sorority Inc

    EIN 576025499 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  61. Delta Sigma Theta Sorority Inc

    EIN 582434806 · Headquarters: Savannah, GA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  62. Delta Sigma Theta Sorority Inc

    EIN 593328357 · Headquarters: Marianna, FL, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  63. Delta Sigma Theta Sorority Inc

    EIN 596166667 · Headquarters: Fort Pierce, FL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  64. Delta Sigma Theta Sorority Inc

    EIN 640706143 · Headquarters: Greenville, MS, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  65. Delta Sigma Theta Sorority Inc

    EIN 710646423 · Headquarters: Forrest City, AR, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  66. Delta Sigma Theta Sorority Inc

    EIN 726040919 · Headquarters: Orange, TX, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  67. Delta Sigma Theta Sorority Inc

    EIN 726041420 · Headquarters: Grambling, LA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  68. Delta Sigma Theta Sorority Inc

    EIN 736103704 · Headquarters: Langston, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Delta Sigma Theta Sorority Inc

    EIN 746105794 · Headquarters: Marlin, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Delta Sigma Theta Sorority Inc

    EIN 756054115 · Headquarters: Odessa, TX, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  71. Delta Sigma Theta Sorority Inc

    EIN 756081181 · Headquarters: tyler, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. Delta Sigma Theta Sorority Inc

    EIN 932012884 · Headquarters: San Marcos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Delta Sigma Theta Sorority Inc

    EIN 956220571 · Headquarters: Altadena, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  74. Delta Sigma Theta Sorority Inc

    EIN 992970299 · Headquarters: Orange Park, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Delta Sigma Theta Sorority Inc - Durham Alumnae Chapter

    EIN 566062690 · Headquarters: Durham, NC, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  76. Delta Sigma Theta Sorority Inc Huntsville Alumnae Chapter

    EIN 636066484 · Headquarters: HUNTSVILLE, AL, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  77. Delta Sigma Theta Sorority, Incorporated

    EIN 530215218 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Delta Sigma Upsilon of Kappa Kappa Gamma Alumni House Corporation

    EIN 161286312 · Headquarters: HAMILTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Delta Social Club

    EIN 454771088 · Headquarters: Panama City Beach, FL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  80. Delta Society Parents Club

    EIN 831363466 · Headquarters: Lexington, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Delta Sportsmans Association Inc

    EIN 900888169 · Headquarters: Delta Junction, AK, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  82. Delta State University Educational Building Corp

    EIN 640808184 · Headquarters: CLEVELAND, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Delta State University Foundation

    EIN 646034675 · Headquarters: CLEVELAND, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Delta Symphony Association

    EIN 646028790 · Headquarters: Greenville, MS, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Delta Tau Chapter House Assoc of Kappa Kappa Gamma Fraternity

    EIN 237216186 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Delta Tau Chapter of Alpha Chi Omega Fraternity Inc

    EIN 410908744 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Delta Tau Delta

    EIN 356070912 · Headquarters: CRAWFORDSVILLE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Delta Tau Delta

    EIN 370243992 · Headquarters: CHAMPAIGN, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Delta Tau Delta

    EIN 386087386 · Headquarters: ALBION, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Delta Tau Delta - Gamma Kappa

    EIN 430240451 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Delta Tau Delta - Zeta Omicron

    EIN 331563177 · Headquarters: ORLANDO, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Delta Tau Delta Alumni of North Dakota % Kenton Mcgregor

    EIN 450367832 · Headquarters: GRAND FORKS, ND, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Delta Tau Delta Assoc

    EIN 351153186 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Delta Tau Delta Association of Columbia Mo

    EIN 446013887 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Delta Tau Delta Association of Fulton M

    EIN 510243090 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  96. Delta Tau Delta at Un K Alumni Corporation

    EIN 470819521 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Delta Tau Delta Beta Delta Chapter

    EIN 580581268 · Headquarters: ATHENS, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Delta Tau Delta C/o Kenneth J Vacovec Esq

    EIN 237046605 · Headquarters: NEWTONVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Delta Tau Delta Cleveland Corp

    EIN 346544913 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Delta Tau Delta Delta Xi Chapter

    EIN 237357201 · Headquarters: Grand Forks, ND, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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