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. Association for Women Geoscientists

    EIN 352714494 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Association for Women Geoscientists

    EIN 943114047 · Headquarters: WESTMINSTER, CO, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  3. Association for Women Geoscientists Foundation

    EIN 942938573 · Headquarters: Berkeley, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. Association for Women in Architecture Foundation Inc

    EIN 954648804 · Headquarters: Torrance, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  5. Association for Women in Communications Inc

    EIN 541780535 · Headquarters: SPRINGFIELD, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  6. Association for Women in Communications Northern Nj Chapter

    EIN 223571106 · Headquarters: Budd Lake, NJ, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  7. Association for Women in Communications Springfield Missour

    EIN 273636680 · Headquarters: Springfield, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Association for Women in Communications- Greater Lv

    EIN 851060868 · Headquarters: Allentown, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  9. Association for Women in Computing Inc

    EIN 521147582 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Association for Women in Science Inc

    EIN 204486174 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Association for Women in Science Inc

    EIN 223387481 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Association for Women in Science Inc

    EIN 232487122 · Headquarters: Yardley, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Association for Women in Science Inc

    EIN 237221574 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Association for Women in Science Inc

    EIN 264833941 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Association for Women in Science Inc

    EIN 270955566 · Headquarters: San Mateo, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Association for Women in Science Inc

    EIN 272015091 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Association for Women in Science Inc

    EIN 272282442 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Association for Women in Science Inc

    EIN 274517925 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Association for Women in Science Inc

    EIN 363156083 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Association for Women in Science Inc

    EIN 394502695 · Headquarters: San Mateo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Association for Women in Science Inc

    EIN 460948896 · Headquarters: Notre Dame, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Association for Women in Science Inc

    EIN 461056854 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Association for Women in Science Inc

    EIN 521236807 · Headquarters: Friendswood, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Association for Women in Science Inc

    EIN 521278633 · Headquarters: Fairbanks, AK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Association for Women in Science Inc

    EIN 521296175 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Association for Women in Science Inc

    EIN 521408810 · Headquarters: San Mateo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Association for Women in Science Inc

    EIN 521459168 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Association for Women in Science Inc

    EIN 521746263 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Association for Women in Science Inc

    EIN 521839012 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Association for Women in Science Inc

    EIN 521885156 · Headquarters: Dearborn, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Association for Women in Science Inc

    EIN 611557803 · Headquarters: Glendale, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Association for Women in Science Inc

    EIN 753175497 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Association for Women in Science Inc

    EIN 811936666 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Association for Women in Science Inc

    EIN 823656367 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. Association for Women in Science Inc

    EIN 860890418 · Headquarters: Tempe, AZ, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  36. Association for Women in Science Inc

    EIN 872812103 · Headquarters: Winston Salem, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Association for Women in Science Inc

    EIN 883281082 · Headquarters: Coventry, RI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Association for Women in Science Inc

    EIN 921929174 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. ASSOCIATION FOR WOMEN IN SCIENCE INC Seattle Area Chapter

    EIN 521441206 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Association for Women Lawyers Inc

    EIN 391644922 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Association for Women Lawyers of Greater Kansas Ci

    EIN 311582885 · Headquarters: LEES SUMMIT, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Association Forum of Chicagoland

    EIN 362330308 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Association Foundation C/o Howard Cox

    EIN 132596907 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. Association Inc Baymens

    EIN 223250030 · Headquarters: NORTH MIDDLETOWN, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Association Laconon Inc

    EIN 237373513 · Headquarters: HEMPSTEAD, NY, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  46. Association Latinos NFP

    EIN 883807792 · Headquarters: Hillside, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Association Montessori International of the United States

    EIN 060907709 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Association Multicultural in French Corp

    EIN 994841603 · Headquarters: Mamaroneck, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Association of 4-H Parents and Leaders

    EIN 203932684 · Headquarters: Miami, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Association of Academic Departments of O

    EIN 521089237 · Headquarters: OAK BROOK, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Association of Academic Health Sciences Libraries

    EIN 364072494 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Association of Accredited Child and Family Agencies

    EIN 383194049 · Headquarters: Grand Rapids, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Association of Addiction Profession Als Alaska

    EIN 394241592 · Headquarters: Anchorage, AK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Association of Administrators in Academic Pediatrics

    EIN 561449651 · Headquarters: TUCKER, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Association of Advanced Practice Psychiatric Nurse

    EIN 911271709 · Headquarters: BELLINGHAM, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Association of Advocates for Children in Education & Social Awa

    EIN 275522764 · Headquarters: fairfield, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  57. Association of Agricultural Production Executives

    EIN 742651222 · Headquarters: GRAND FORKS, ND, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Association of Air Conditioning Professionals Inc

    EIN 237131358 · Headquarters: COCKEYSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Association of Air Force Missileers

    EIN 841219279 · Headquarters: Thornton, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Association of Air Medical Services

    EIN 421202847 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Association of Airport Employees

    EIN 956152936 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Association of Airport Internal Auditors Inc

    EIN 742544392 · Headquarters: Reno, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Association of Alaarokun in Diaspora

    EIN 992061545 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Association of Alcoholism and Addiction Programs of Washington

    EIN 911150821 · Headquarters: Bellevue, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Association of Alpha Alpha Chapter Alumnae of Alpha Sigma Alpha

    EIN 474641922 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Association of Alpha Beta Chapter of Alpha Gamma Rho

    EIN 936032882 · Headquarters: CANBY, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Association of Alternative Newsmedia

    EIN 911250071 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Association of Alumni of the Judge

    EIN 546074500 · Headquarters: CHARLOTTESVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Association of Alumni of the Office of the General Counsel of the Navy

    EIN 521736659 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Association of American Editorial Cartoonists

    EIN 710576301 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Association of American Educators Founda

    EIN 330623003 · Headquarters: Mission Viejo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Association of American Feed Control Officials Inc C/o Fass

    EIN 556020312 · Headquarters: CHAMPAIGN, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Association of American Halal Certifiers

    EIN 800349376 · Headquarters: BOLINGBROOK, IL, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  74. Association of American Indian Physicians Inc

    EIN 237296826 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Association of American Law Schools Inc

    EIN 941450490 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Association of American Literary Agents Inc Fka Association of Authors' Representatives

    EIN 133718893 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Association of American Physicians

    EIN 421193723 · Headquarters: BELLEVILLE, MI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  78. Association of American Physicians & Surgeons Inc

    EIN 362059197 · Headquarters: TUCSON, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Association of American Physicians & Surgeons-Arizona State Chapter

    EIN 860758682 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Association of American Plant Food Officials

    EIN 520854569 · Headquarters: WEST LAFAYETTE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Association of American Publishers Inc

    EIN 132660200 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Association of American Railroads

    EIN 536000125 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Association of American Red Cross Retirees

    EIN 591748379 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Association of American Seed Control Officials

    EIN 541008105 · Headquarters: Richmond, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Association of American State Geologists C/o Aipg

    EIN 436058913 · Headquarters: WESTMINSTER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Association of Analytical Chemists Inc

    EIN 382425017 · Headquarters: DETROIT, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Association of Anatomic & Surgical Pathology Directors

    EIN 621438307 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Association of Anatomy Chairmen Department of Biological Structure

    EIN 910850360 · Headquarters: Colton, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Association of Ancient Historians

    EIN 911607199 · Headquarters: SARASOTA, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Association of Anesthesia Clinical Directors

    EIN 742566071 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Association of Anglican Musicians

    EIN 382784057 · Headquarters: Norwalk, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Association of Arbitrators Inc

    EIN 300546515 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Association of Area Business Publishers Inc

    EIN 311034532 · Headquarters: NORWALK, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Association of Art Museum Directors

    EIN 237164969 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Association of Arts Administration Educators Inc

    EIN 953416945 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Association of Asian Bankers

    EIN 902635597 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Association of Asian Veterinary Medical Professionals at Uc Davis

    EIN 880708198 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Association of Assemblies of Adsom

    EIN 831936556 · Headquarters: SHELBY TOWNSHIP, MI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  99. Association of Atoka Alumni & Friends Inc

    EIN 731331458 · Headquarters: Atoka, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Association of Attorney-mediators

    EIN 752294522 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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