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. Alpha Kappa Sigma

    EIN 991084304 · Headquarters: MARLIN, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Alpha Kappa Sigma Alumni Inc

    EIN 393726948 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Alpha Kappa Theta Association of Theta Xi Inc

    EIN 364394711 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  4. Alpha Lambda Chapter Building Fund Inc

    EIN 860470172 · Headquarters: TUCSON, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Alpha Lambda Chapter House Corp

    EIN 396047477 · Headquarters: SUNSETBEACH, NC, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  6. Alpha Lambda Chapter of Alpha Chi Omega Fraternity Inc

    EIN 410120270 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Alpha Lambda Chapter of Sigma Chi Inc

    EIN 333775787 · Headquarters: WAUNAKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Alpha Lambda Delta

    EIN 237114769 · Headquarters: Huntsville, TX, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  9. Alpha Lambda Delta

    EIN 237300540 · Headquarters: Valdosta, GA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  10. Alpha Lambda Delta

    EIN 351445044 · Headquarters: Muncie, IN, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  11. Alpha Lambda Delta

    EIN 436074563 · Headquarters: Liberty, MO, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  12. Alpha Lambda Delta

    EIN 436074565 · Headquarters: Fayette, MO, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  13. Alpha Lambda Delta

    EIN 476041741 · Headquarters: LINCOLN, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Alpha Lambda Delta

    EIN 510184685 · Headquarters: Lawrenceville, NJ, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  15. Alpha Lambda Delta

    EIN 746075205 · Headquarters: houston, TX, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  16. Alpha Lambda Delta

    EIN 746107017 · Headquarters: Beaumont, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  17. Alpha Lambda Delta

    EIN 936042655 · Headquarters: Salem, OR, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  18. Alpha Lambda House Corporation of Kappa Delta Sorority

    EIN 931029326 · Headquarters: EUGENE, OR, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  19. Alpha Lambda Sigma Psi Zeta Incorpo Rated

    EIN 813040980 · Headquarters: ROCHESTER, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Alpha Learning Academy

    EIN 465578981 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Alpha Learning Center

    EIN 862677820 · Headquarters: Charlotte, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Alpha Light Outreach Ministries

    EIN 760397701 · Headquarters: SPRING, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Alpha Masonic Lodge #729

    EIN 310667274 · Headquarters: KETTERING, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Alpha Massillon Housing Corporation

    EIN 341635379 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Alpha Master Alaska Ma746

    EIN 300632590 · Headquarters: Anchorage, AK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  26. Alpha Merit Group Educational Foundation Inc

    EIN 760060505 · Headquarters: Houston, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Alpha Minis Inc

    EIN 464670195 · Headquarters: riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  28. Alpha Ministries Canada

    EIN 981227060 · Headquarters: New Westminster, BC, CA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Alpha Miracle Foundation

    EIN 844864455 · Headquarters: Valencia, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Alpha Montessori School Inc

    EIN 237383599 · Headquarters: WESTCHESTER, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Alpha Mothers Club

    EIN 352910707 · Headquarters: HOLDENVILLE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Alpha Mu

    EIN 800246811 · Headquarters: Monticello, AR, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  33. Alpha Mu Chapter of Alpha Chi Omega Fraternity

    EIN 350871101 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Alpha Mu Housing Corporation of Kappa Delta

    EIN 261365011 · Headquarters: Oxford, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Alpha Mu of Alpha Chi Omega Inc

    EIN 356007524 · Headquarters: Bloomington, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Alpha Mu Sigma Kappa House Mgt Corp

    EIN 382699195 · Headquarters: ANN ARBOR, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Alpha Mu Tau Fraternity

    EIN 237058172 · Headquarters: HERMOSA, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Alpha Mu Undergraduate Chapter of Delta Sigma Theta Sorority Incorporated

    EIN 566093160 · Headquarters: Greensboro, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Alpha News

    EIN 473178268 · Headquarters: MINNETONKA, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Alpha Nu Association of Theta Xi

    EIN 956075903 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Alpha Nu Building Association of the Theta Chi Incorporated

    EIN 580606306 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Alpha Nu Chapter Alpha Kappa Alpha Sorority Inc

    EIN 363201610 · Headquarters: CHICAGO, IL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  43. Alpha Nu Chapter of Alpha Chi Omega Fraternity

    EIN 430156609 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Alpha Nu Chapter of Pi Kappa Alpha Inc

    EIN 431611057 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Alpha Nu Chapter of the Rho Chi Society

    EIN 870880512 · Headquarters: Memphis, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Alpha Nu Educational Foundation

    EIN 486115179 · Headquarters: Mission Woods, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Alpha Nu Facility Corporation

    EIN 816016026 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  48. Alpha Nu House Corporation

    EIN 237237536 · Headquarters: AUSTIN, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Alpha NU House Corporation of Delta

    EIN 576021557 · Headquarters: Charleston, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Alpha Nu House Corporation of Phi Mu Fraternity

    EIN 596203032 · Headquarters: GAINESVILLE, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Alpha Nu Multicultural Sorority National Board of Directors

    EIN 364707390 · Headquarters: Richland, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  52. Alpha Nu of Delta Gamma House Association

    EIN 956061812 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Alpha Nu Omega Alumni Association

    EIN 411371020 · Headquarters: Shakopee, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Alpha of Alpha Sigma Phi Fraternity

    EIN 475179550 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  55. Alpha of Ohio

    EIN 474258197 · Headquarters: Oxford, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Alpha of Virginia Sigma Phi Inc

    EIN 541807565 · Headquarters: CHARLOTTESVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Alpha of Wisconsin of Sigma Phi

    EIN 396107913 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Alpha Omega 75

    EIN 475491270 · Headquarters: HARRISON TWP, MI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  59. Alpha Omega Alpha Honor Medical Society

    EIN 146039110 · Headquarters: Delmar, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Alpha Omega Alpha Honor Medical Society

    EIN 316077247 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Alpha Omega Alpha Honor Medical Society

    EIN 356070909 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Alpha Omega Alpha Honor Medical Society

    EIN 363402145 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Alpha Omega Alpha Honor Medical Society

    EIN 366082049 · Headquarters: AURORA, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Alpha Omega Alpha Honor Medical Society

    EIN 366165160 · Headquarters: North Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Alpha Omega Alpha Honor Medical Society

    EIN 421196993 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Alpha Omega Alpha Honor Medical Society

    EIN 436051581 · Headquarters: Columbia, MO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Alpha Omega Alpha Honor Medical Society

    EIN 546052647 · Headquarters: Charlottesville, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Alpha Omega Alpha Honor Medical Society

    EIN 556030118 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Alpha Omega Alpha Honor Medical Society

    EIN 586066254 · Headquarters: Augusta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Alpha Omega Alpha Honor Medical Society

    EIN 596194163 · Headquarters: Gainesville, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Alpha Omega Alpha Honor Medical Society

    EIN 626073905 · Headquarters: Memphis, TN, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  72. Alpha Omega Alpha Honor Medical Society

    EIN 636050598 · Headquarters: Birmingham, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Alpha Omega Alpha Honor Medical Society

    EIN 756060898 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Alpha Omega Alpha Honor Medical Society

    EIN 916054197 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Alpha Omega Alpha Honor Medical Society

    EIN 943213431 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Alpha Omega Alpha Honor Medical Society Hopkins

    EIN 526055764 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Alpha Omega Alpha Honor Medical Society Kansas University

    EIN 486118032 · Headquarters: Kansas City, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Alpha Omega Alpha Honor Medical Society Reno

    EIN 363402134 · Headquarters: Reno, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Alpha Omega Alpha Honor Medical Society Rochester

    EIN 166085422 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Alpha Omega Alpha Honor Medical Society Shreveport

    EIN 237360841 · Headquarters: Shreveport, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Alpha Omega Alpha Honor Medical Society Sioux Falls

    EIN 942571410 · Headquarters: Sioux falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Alpha Omega Alpha Honor Medical Society St Louis

    EIN 436073633 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  83. Alpha Omega Chapter of Pi Kappa Phi Fraternity

    EIN 462455863 · Headquarters: EUGENE, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Alpha Omega Chapter of the Alpha Tau Omega Fraternity Inc

    EIN 455194429 · Headquarters: PONTE VEDRA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Alpha Omega Chapter of the Omega Psi Phi Fraternity Inc

    EIN 526055282 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  86. Alpha Omega Council Inc

    EIN 042678299 · Headquarters: FOXBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  87. Alpha Omega Dental Fraternity Cincinnati Chapter

    EIN 316063382 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Alpha Omega Dental Fraternity Queens-nassau Chapter

    EIN 264608610 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  89. Alpha Omega Epsilon

    EIN 954567097 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Alpha Omega Epsilon Gamma Chapter

    EIN 561896343 · Headquarters: Raleigh, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Alpha Omega Epsilon Inc

    EIN 391795229 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Alpha Omega Foundation Inc

    EIN 341433600 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Alpha Omega Graduate Association In

    EIN 310903497 · Headquarters: ATHENS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Alpha Omega House Corporation

    EIN 631049275 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. Alpha Omega House Corporation Co Josh Kuempel

    EIN 941657146 · Headquarters: WALNUT CREEK, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  96. Alpha Omega Institute Inc

    EIN 742357394 · Headquarters: GRAND JUNCTION, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Alpha Omega International Dental Fraternity

    EIN 046112839 · Headquarters: Andover, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Alpha Omega International Dental Fraternity

    EIN 131872717 · Headquarters: SYOSSET, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Alpha Omega International Dental Fraternity

    EIN 237138107 · Headquarters: Mercer Island, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Alpha Omega International Dental Fraternity

    EIN 237148401 · Headquarters: Bexley, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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