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. Alumnae Association of Mount Holyoke College Inc

    EIN 542138153 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Alumnae Association of Mount Holyoke College Inc

    EIN 550795814 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Alumnae Association of Mount Holyoke College Inc

    EIN 561156105 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Alumnae Association of Mount Holyoke College Inc

    EIN 721164995 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Alumnae Association of Mount Holyoke College Inc

    EIN 742162761 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Alumnae Association of Mount Holyoke College Inc

    EIN 751563955 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alumnae Association of Mount Holyoke College Inc

    EIN 800758544 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Alumnae Association of Mount Holyoke College Inc

    EIN 815309986 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Alumnae Association of Mount Holyoke College Inc

    EIN 822936738 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Alumnae Association of Mount Holyoke College Inc

    EIN 830686704 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Alumnae Association of Mount Holyoke College Inc

    EIN 831409875 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alumnae Association of Mount Holyoke College Inc

    EIN 834151327 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Alumnae Association of Mount Holyoke College Inc

    EIN 834422402 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Alumnae Association of Mount Holyoke College Inc

    EIN 834437376 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Alumnae Association of Mount Holyoke College Inc

    EIN 840736927 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Alumnae Association of Mount Holyoke College Inc

    EIN 860617623 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Alumnae Association of Mount Holyoke College Inc

    EIN 900018088 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Alumnae Association of Mount Holyoke College Inc

    EIN 900018090 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Alumnae Association of Mount Holyoke College Inc

    EIN 900018092 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Alumnae Association of Mount Holyoke College Inc

    EIN 900026660 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Alumnae Association of Mount Holyoke College Inc

    EIN 900026672 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Alumnae Association of Mount Holyoke College Inc

    EIN 900026673 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Alumnae Association of Mount Holyoke College Inc

    EIN 900026678 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Alumnae Association of Mount Holyoke College Inc

    EIN 911825147 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Alumnae Association of Mount Holyoke College Inc

    EIN 912084369 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Alumnae Association of Mount Holyoke College Inc

    EIN 942103578 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Alumnae Association of Mount Holyoke College Inc

    EIN 942434609 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Alumnae Association of Mount Holyoke College Inc

    EIN 942498376 · Headquarters: South Hadley, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Alumnae Association of Phi Kappa Pi Inc

    EIN 161537421 · Headquarters: Greensboro, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Alumnae Association of St Lukes Hospital School of Nursing

    EIN 237008584 · Headquarters: Bethlehem, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Alumnae Association of St Marys Dominican College Inc

    EIN 581864461 · Headquarters: MADISONVILLE, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Alumnae Association of the College of St Teresa Teresan Scholarship Fund

    EIN 411688308 · Headquarters: WINONA, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Alumnae Association of the Columbus School for Girls Inc

    EIN 310950006 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. Alumnae Association of the Henry Ford Hospital School of Nursing

    EIN 386074226 · Headquarters: DETROIT, MI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. Alumnae Association of the School of Nursing of Ne Deaconess Hospital Inc

    EIN 046059993 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Alumnae Association of the Training School for Nurses of Li College Hos

    EIN 111672740 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Alumnae Association the Mount Sinai Hospital School of Nursing Inc

    EIN 130428061 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Alumnae Beta Chapter of Clovia Inc

    EIN 416036793 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Alumnae Chapter of Kappa Alpha Theta Garland-mesquite-rockwall Ar

    EIN 465568263 · Headquarters: Garland, TX, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  40. Alumnae of Tau Beta Chapter of Chi Omega Fraternity

    EIN 736096860 · Headquarters: STILLWATER, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Alumnae of the Sacred Heart San Francisco and Menlo Park

    EIN 946093278 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Alumnae Panhell at Cornell

    EIN 161287115 · Headquarters: ITHACA, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Alumnae Panhellenic Alumnae Association of Washington Dc

    EIN 452814618 · Headquarters: McLean, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Alumni & Associates of Virginia Family Career and Community Leaders of Amer

    EIN 912035581 · Headquarters: Gate City, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Alumni & Friends of LaGuardia

    EIN 133166108 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Alumni & Friends of West Visayan Academy

    EIN 474094945 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Alumni Achievement Awards Inc

    EIN 592413171 · Headquarters: SCOTTSDALE, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  48. Alumni and Volunteer Corp of the Ca Rho Chapter Sigma Phi Epsil

    EIN 473841127 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Alumni Assn of School of Nursing Ovgh

    EIN 556024040 · Headquarters: WHEELING, WV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Alumni Assn Oth the Eastern Il Chap Ter of the Delta Chi Fraternity

    EIN 364210221 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Alumni Assoc of Alpha Mu Chapter of Phi Kappa Sigma Fraternity Inc

    EIN 043146095 · Headquarters: Wellesley, MA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  52. Alumni Assoc of Nc Municipal & County Adm Course

    EIN 561767979 · Headquarters: Sanford, NC, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  53. Alumni Assoc of the Dept of Orthopa Surgery of the Hospital Joint Disea

    EIN 133644302 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  54. Alumni Assoc of the State University at Brockport (Alumni Engagement Office)

    EIN 161000644 · Headquarters: BROCKPORT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Alumni Assoc of Wilkes-barre General Hospital School of Nursing

    EIN 237429323 · Headquarters: Wyoming, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  56. Alumni Assocation of Amity Public Schools

    EIN 710554577 · Headquarters: ARKADELPHIA, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Alumni Association - School of Nursing

    EIN 223003814 · Headquarters: BUCKFIELD, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Alumni Association Bethesda School of Nursing

    EIN 316032459 · Headquarters: GOSHEN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Alumni Association Delta Chapter of Zeta Psi Fraternity

    EIN 221439332 · Headquarters: NEW BRUNSWICK, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Alumni Association Hudson Catholic High School Inc

    EIN 222452489 · Headquarters: JERSEY CITY, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Alumni Association of Alpha Sigma Chapter of Alpha Tau Omega

    EIN 936030969 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  62. Alumni Association of Amanda Clearcreek High School

    EIN 311255079 · Headquarters: AMANDA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Alumni Association of Baqai Incorpo Ration

    EIN 392905695 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Alumni Association of Beta Chapter Kappa Eta Kappa Inc

    EIN 854208310 · Headquarters: Minneapolis, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Alumni Association of Brookdale Community College

    EIN 521645613 · Headquarters: Lincroft, NJ, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  66. Alumni Association of Castleton University Inc

    EIN 036016518 · Headquarters: Castleton, VT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Alumni Association of Colorado Mesa University Inc

    EIN 840796512 · Headquarters: GRAND JUNCTION, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Alumni Association of Delta Chapter of Sigma Tau Gamma Inc

    EIN 481077119 · Headquarters: EMPORIA, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Alumni Association of Dr William M School College of Podiatric Med

    EIN 362986754 · Headquarters: North Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Alumni Association of Eastwood

    EIN 464706864 · Headquarters: Pemberville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Alumni Association of Eta Pi Chapter of Theta Chi Fraternity In

    EIN 994430741 · Headquarters: Jefferson Township, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Alumni Association of Gamma-xi Kappa Sigma Fraternity

    EIN 471940266 · Headquarters: Dublin, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Alumni Association of Hunter College

    EIN 130452366 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  74. Alumni Association of Kappa Chapter of Kappa Delta Rho

    EIN 882307487 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Alumni Association of Lower Dauphin High School

    EIN 251593464 · Headquarters: HUMMELSTOWN, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Alumni Association of Massasoit Community College Inc

    EIN 042771066 · Headquarters: BROCKTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  77. Alumni Association of Medical University of South Carolina

    EIN 570340252 · Headquarters: CHARLESTON, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Alumni Association of Moravian College Inc

    EIN 236266631 · Headquarters: Bethlehem, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  79. Alumni Association of Murray State University Inc

    EIN 237028207 · Headquarters: MURRAY, KY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Alumni Association of Nazareth College of Rochester

    EIN 237088016 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Alumni Association of Nu Chapter Alpha Chi Sigma Fraternity

    EIN 237367269 · Headquarters: DOWNINGTOWN, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Alumni Association of Saint Thomas Hospital School of Nursing

    EIN 237302274 · Headquarters: Canal Fulton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Alumni Association of Sigma Tau Gamma Epsilon Chi

    EIN 934007973 · Headquarters: Townsville, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Alumni Association of Sigma Theta Chapter of Sigma Alpha Mu Fraternity

    EIN 263160520 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Alumni Association of Southern Medical University-na

    EIN 814421574 · Headquarters: ARCADIA, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  86. Alumni Association of St John's College Inc

    EIN 521313143 · Headquarters: ANNAPOLIS, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Alumni Association of St Marys College of Maryland Inc

    EIN 520936189 · Headquarters: St Marys City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Alumni Association of St Michaels College Santa Fe Chapter

    EIN 856011838 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Alumni Association of Suny Old Westbury

    EIN 474604143 · Headquarters: WESTBURY, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Alumni Association of Tep Inc

    EIN 161686778 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Alumni Association of the College of St Rose

    EIN 146018995 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Alumni Association of the Fashion Institute of Technology Inc

    EIN 133413410 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Alumni Association of the Hartford Public High School

    EIN 066026028 · Headquarters: EAST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Alumni Association of the Lahey Clinic Foundation Inc

    EIN 042573620 · Headquarters: CHARLESTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Alumni Association of the Lutheran School of Nursing St Louis Mo

    EIN 436042694 · Headquarters: Chesterfield, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Alumni Association of the Sigma Alpha Chapter of Delta Kappa Epsilon

    EIN 542036154 · Headquarters: RICHMOND, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Alumni Association of the State University College at Potsdam

    EIN 237054774 · Headquarters: Potsdam, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Alumni Association of the State University of Ny at Farmingdale

    EIN 116015965 · Headquarters: FARMINGDALE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Alumni Association of the State University of Ny College of Esf Inc

    EIN 156023256 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Alumni Association of the Union Memorial Hospital School Nursing

    EIN 520221603 · Headquarters: Bel Air, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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