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. American Statistical Association

    EIN 362677927 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Statistical Association

    EIN 382893404 · Headquarters: Grand Rapids, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Statistical Association

    EIN 382934395 · Headquarters: Ann Arbor, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Statistical Association

    EIN 411692910 · Headquarters: North Oaks, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Statistical Association

    EIN 421282102 · Headquarters: Lamoni, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Statistical Association

    EIN 431528836 · Headquarters: Columbia, MO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. American Statistical Association

    EIN 470742470 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Statistical Association

    EIN 510160719 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Statistical Association

    EIN 521374553 · Headquarters: SACRAMENTO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. American Statistical Association

    EIN 521665917 · Headquarters: Anchorage, AK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. American Statistical Association

    EIN 521665918 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. American Statistical Association

    EIN 521665921 · Headquarters: Carlisle, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. American Statistical Association

    EIN 521665925 · Headquarters: Macomb, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Statistical Association

    EIN 521665928 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Statistical Association

    EIN 521665929 · Headquarters: Rochester Hills, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. American Statistical Association

    EIN 521665933 · Headquarters: Manhattan, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. American Statistical Association

    EIN 521665936 · Headquarters: Lafayette, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. American Statistical Association

    EIN 521665942 · Headquarters: Mt Pleasant, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Statistical Association

    EIN 521665944 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Statistical Association

    EIN 521665945 · Headquarters: new york, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Statistical Association

    EIN 521665959 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. American Statistical Association

    EIN 521665971 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Statistical Association

    EIN 521665981 · Headquarters: College Station, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Statistical Association

    EIN 521665983 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Statistical Association

    EIN 521665991 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. American Statistical Association

    EIN 521828749 · Headquarters: Eagle, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Statistical Association

    EIN 530204661 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. American Statistical Association

    EIN 541532149 · Headquarters: Cary, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Statistical Association

    EIN 541532172 · Headquarters: Richmond, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Statistical Association

    EIN 570876621 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Statistical Association

    EIN 580466357 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. American Statistical Association

    EIN 592974027 · Headquarters: Gainesville, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. American Statistical Association

    EIN 611206245 · Headquarters: Louisville, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. American Statistical Association

    EIN 621236279 · Headquarters: Memphis, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Statistical Association

    EIN 621268250 · Headquarters: Nashville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. American Statistical Association

    EIN 630751731 · Headquarters: Birmingham, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Statistical Association

    EIN 742305786 · Headquarters: SAN ANTONIO, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Statistical Association

    EIN 753019473 · Headquarters: Sparks, NV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. American Statistical Association

    EIN 760290889 · Headquarters: League City, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Statistical Association

    EIN 825067468 · Headquarters: Hilliard, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Statistical Association

    EIN 860442976 · Headquarters: Phoenix, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. American Statistical Association

    EIN 870469769 · Headquarters: Orem, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. American Statistical Association

    EIN 900887658 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Statistical Association

    EIN 912004155 · Headquarters: NEWARK, DE, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. American Statistical Association

    EIN 912004157 · Headquarters: Raritan, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. American Statistical Association

    EIN 912004159 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Statistical Association

    EIN 931009364 · Headquarters: Corvallis, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Sternwheel Association Inc

    EIN 310906172 · Headquarters: Dunbar, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Stories

    EIN 273276827 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  50. American Street Hockey Institute Inc

    EIN 043041022 · Headquarters: WINCHENDON SPRINGS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. American String Teachers Association Incorporated

    EIN 141973107 · Headquarters: Joppa, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. American String Teachers Association Incorporated

    EIN 208450243 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American String Teachers Association Incorporated

    EIN 208502364 · Headquarters: TWIN FALLS, ID, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. American String Teachers Association Incorporated

    EIN 222718696 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. American String Teachers Association Incorporated

    EIN 270976048 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. American String Teachers Association Incorporated

    EIN 316077230 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American String Teachers Association Incorporated

    EIN 356070910 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American String Teachers Association Incorporated

    EIN 363552557 · Headquarters: Anchorage, AK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  59. American String Teachers Association Incorporated

    EIN 363552559 · Headquarters: Oak Ridge, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. American String Teachers Association Incorporated

    EIN 363552561 · Headquarters: Henderson, NV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. American String Teachers Association Incorporated

    EIN 363552567 · Headquarters: GREENVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  62. American String Teachers Association Incorporated

    EIN 363552569 · Headquarters: PORTLAND, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. American String Teachers Association Incorporated

    EIN 366165106 · Headquarters: Vernon Hills, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. American String Teachers Association Incorporated

    EIN 383779146 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American String Teachers Association Incorporated

    EIN 431316622 · Headquarters: KANSAS CITY, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. American String Teachers Association Incorporated

    EIN 456016762 · Headquarters: Jamestown, ND, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. American String Teachers Association Incorporated

    EIN 481234565 · Headquarters: Lindsborg, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. American String Teachers Association Incorporated

    EIN 546070345 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American String Teachers Association Incorporated

    EIN 556038822 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American String Teachers Association Incorporated

    EIN 586066280 · Headquarters: Lawrenceville, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. American String Teachers Association Incorporated

    EIN 626073967 · Headquarters: Smyrna, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American String Teachers Association Incorporated

    EIN 816018489 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. American String Teachers Association Incorporated

    EIN 846049603 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American String Teachers Association Incorporated

    EIN 866057720 · Headquarters: Gilbert, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. American String Teachers Association Incorporated

    EIN 876128475 · Headquarters: Bountiful, UT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. American String Teachers Association Incorporated

    EIN 911985536 · Headquarters: Gadsden, AL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. American String Teachers Association Incorporated

    EIN 916087115 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American String Teachers Association Incorporatednj

    EIN 363552558 · Headquarters: HIGHLAND PARK, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. American String Teachers Association Massachusetts Unit

    EIN 046167806 · Headquarters: Arlington, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. American Strong

    EIN 823690906 · Headquarters: SCOTTSDALE, AZ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. American Student Dental Assoc Upr

    EIN 661109526 · Headquarters: San Juan, PR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. American Student Dental Association

    EIN 464690744 · Headquarters: South Jordan, UT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. American Student Dental Association

    EIN 473358678 · Headquarters: Newark, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. American Student Dental Association

    EIN 474171798 · Headquarters: Greenville, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. American Student Dental Association

    EIN 474188399 · Headquarters: Salt Lake City, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. American Student Dental Association

    EIN 874391126 · Headquarters: El Paso, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Student Dental Association at Cnsu

    EIN 331522802 · Headquarters: Elk Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. American Student Dental Association at University of Penn

    EIN 232898251 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  89. American Student Dental Association District 12

    EIN 334858451 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. American Student Dental Association District 13

    EIN 334649358 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. American Student Dental Association- Uagm Chapter

    EIN 661091351 · Headquarters: Gurabo, PR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. American Studies Center

    EIN 510232804 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. American Subcontractors Assn of Ntx

    EIN 751301699 · Headquarters: GRAND PRAIRIE, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. American Subcontractors Assoc of Louisiana Inc

    EIN 720876875 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. American Subcontractors Assoc of the Carolinas Inc

    EIN 561081979 · Headquarters: LEXINGTON, SC, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  96. American Subcontractors Assoc Rio Grande Valley

    EIN 510152378 · Headquarters: HARLINGEN, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  97. American Subcontractors Association

    EIN 742278452 · Headquarters: SAN ANTONIO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. American Subcontractors Association

    EIN 840639802 · Headquarters: GOLDEN, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. American Subcontractors Association

    EIN 850267424 · Headquarters: ALBUQUERQUE, NM, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Subcontractors Association California Inc

    EIN 680245579 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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