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 Institute for Creative Living Inc

    EIN 510195733 · Headquarters: Staten Island, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Institute for Jewish Education

    EIN 222382739 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. American Institute for Justice Innovation

    EIN 472379210 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  4. American Institute for Mental

    EIN 133138828 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Institute for Performing and Fine Arts Mangement Inc

    EIN 530196978 · Headquarters: Garden City, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. American Institute for Professional Training & Development Inc

    EIN 521935606 · Headquarters: Menlo Park, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Institute for Pyschoanalysisinc

    EIN 131679602 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. American Institute for Voice and Ear Research

    EIN 232222726 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  9. American Institute of Aeronautics and Astronautics

    EIN 043098829 · Headquarters: Chelmsford, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. American Institute of Aeronautics and Astronautics

    EIN 061316598 · Headquarters: Tolland, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. American Institute of Aeronautics and Astronautics

    EIN 061414559 · Headquarters: Florham Park, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. American Institute of Aeronautics and Astronautics

    EIN 112981975 · Headquarters: Nesconset, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. American Institute of Aeronautics and Astronautics

    EIN 116083942 · Headquarters: Brooklyn, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. American Institute of Aeronautics and Astronautics

    EIN 131677290 · Headquarters: RESTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. American Institute of Aeronautics and Astronautics

    EIN 141739360 · Headquarters: Troy, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. American Institute of Aeronautics and Astronautics

    EIN 141855992 · Headquarters: Paducah, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Institute of Aeronautics and Astronautics

    EIN 161421582 · Headquarters: Portageville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. American Institute of Aeronautics and Astronautics

    EIN 222857775 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. American Institute of Aeronautics and Astronautics

    EIN 223100018 · Headquarters: Egg Harbor Twp, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Institute of Aeronautics and Astronautics

    EIN 226094437 · Headquarters: Newark, NJ, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. American Institute of Aeronautics and Astronautics

    EIN 232672236 · Headquarters: Broomall, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. American Institute of Aeronautics and Astronautics

    EIN 237027454 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Institute of Aeronautics and Astronautics

    EIN 237065492 · Headquarters: East Lansing, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. American Institute of Aeronautics and Astronautics

    EIN 237099182 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Institute of Aeronautics and Astronautics

    EIN 237099183 · Headquarters: Fort Collins, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. American Institute of Aeronautics and Astronautics

    EIN 237099185 · Headquarters: Oxford, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Institute of Aeronautics and Astronautics

    EIN 246023236 · Headquarters: University Park, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. American Institute of Aeronautics and Astronautics

    EIN 251677973 · Headquarters: State College, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. American Institute of Aeronautics and Astronautics

    EIN 260113505 · Headquarters: Pullman, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. American Institute of Aeronautics and Astronautics

    EIN 311350158 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. American Institute of Aeronautics and Astronautics

    EIN 316068726 · Headquarters: Wright Patterson AFB, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Institute of Aeronautics and Astronautics

    EIN 316068727 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. American Institute of Aeronautics and Astronautics

    EIN 330338944 · Headquarters: Altadena, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. American Institute of Aeronautics and Astronautics

    EIN 330514719 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Institute of Aeronautics and Astronautics

    EIN 331150560 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. American Institute of Aeronautics and Astronautics

    EIN 341674068 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Institute of Aeronautics and Astronautics

    EIN 342020270 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. American Institute of Aeronautics and Astronautics

    EIN 351861927 · Headquarters: Greenwood, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. American Institute of Aeronautics and Astronautics

    EIN 356045379 · Headquarters: West Lafayette, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. American Institute of Aeronautics and Astronautics

    EIN 356072195 · Headquarters: Notre Dame, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. American Institute of Aeronautics and Astronautics

    EIN 371280532 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. American Institute of Aeronautics and Astronautics

    EIN 383042456 · Headquarters: Portage, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. American Institute of Aeronautics and Astronautics

    EIN 391704564 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. American Institute of Aeronautics and Astronautics

    EIN 391724072 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. American Institute of Aeronautics and Astronautics

    EIN 411432883 · Headquarters: Apple Valley, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. American Institute of Aeronautics and Astronautics

    EIN 416058891 · Headquarters: MINNEAPOLIS, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Institute of Aeronautics and Astronautics

    EIN 421412271 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. American Institute of Aeronautics and Astronautics

    EIN 431509856 · Headquarters: Lake St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. American Institute of Aeronautics and Astronautics

    EIN 436072497 · Headquarters: Rolla, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. American Institute of Aeronautics and Astronautics

    EIN 453951388 · Headquarters: Reston, VA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. American Institute of Aeronautics and Astronautics

    EIN 471707702 · Headquarters: Virginia Beach, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. American Institute of Aeronautics and Astronautics

    EIN 475212073 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American Institute of Aeronautics and Astronautics

    EIN 475677615 · Headquarters: Ann Arbor, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Institute of Aeronautics and Astronautics

    EIN 480976563 · Headquarters: Wichita, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. American Institute of Aeronautics and Astronautics

    EIN 486118150 · Headquarters: Lawrence, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. American Institute of Aeronautics and Astronautics

    EIN 486131317 · Headquarters: wichita, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Institute of Aeronautics and Astronautics

    EIN 510195847 · Headquarters: Aldie, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. American Institute of Aeronautics and Astronautics

    EIN 510248737 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. American Institute of Aeronautics and Astronautics

    EIN 521722313 · Headquarters: Reston, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. American Institute of Aeronautics and Astronautics

    EIN 521734308 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. American Institute of Aeronautics and Astronautics

    EIN 521739373 · Headquarters: Reston, VA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  62. American Institute of Aeronautics and Astronautics

    EIN 526065024 · Headquarters: Wright Patterson AFB, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. American Institute of Aeronautics and Astronautics

    EIN 541516566 · Headquarters: Hampton, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. American Institute of Aeronautics and Astronautics

    EIN 546068534 · Headquarters: Blacksburg, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. American Institute of Aeronautics and Astronautics

    EIN 546068535 · Headquarters: Charlottesville, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. American Institute of Aeronautics and Astronautics

    EIN 556030120 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. American Institute of Aeronautics and Astronautics

    EIN 561315022 · Headquarters: Johns Island, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. American Institute of Aeronautics and Astronautics

    EIN 566061748 · Headquarters: Raleigh, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American Institute of Aeronautics and Astronautics

    EIN 581931534 · Headquarters: Marietta, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Institute of Aeronautics and Astronautics

    EIN 581957439 · Headquarters: SAVANNAH, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. American Institute of Aeronautics and Astronautics

    EIN 592985115 · Headquarters: Gainesville, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Institute of Aeronautics and Astronautics

    EIN 593057814 · Headquarters: Orlando, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. American Institute of Aeronautics and Astronautics

    EIN 593105873 · Headquarters: Niceville, FL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. American Institute of Aeronautics and Astronautics

    EIN 593138010 · Headquarters: Cocoa Beach, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. American Institute of Aeronautics and Astronautics

    EIN 593199173 · Headquarters: Orlando, FL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  76. American Institute of Aeronautics and Astronautics

    EIN 621470499 · Headquarters: LYNCHBURG, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. American Institute of Aeronautics and Astronautics

    EIN 626073373 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American Institute of Aeronautics and Astronautics

    EIN 626079336 · Headquarters: Tullahoma, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. American Institute of Aeronautics and Astronautics

    EIN 631053889 · Headquarters: Huntsville, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. American Institute of Aeronautics and Astronautics

    EIN 631090557 · Headquarters: Huntsville, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. American Institute of Aeronautics and Astronautics

    EIN 631161033 · Headquarters: Auburn, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Institute of Aeronautics and Astronautics

    EIN 636049675 · Headquarters: Tuscaloosa, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Institute of Aeronautics and Astronautics

    EIN 646034437 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Institute of Aeronautics and Astronautics

    EIN 650256983 · Headquarters: Palm City, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Institute of Aeronautics and Astronautics

    EIN 680257021 · Headquarters: Folsom, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. American Institute of Aeronautics and Astronautics

    EIN 721184148 · Headquarters: Stennis Space Center, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. American Institute of Aeronautics and Astronautics

    EIN 726033857 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Institute of Aeronautics and Astronautics

    EIN 731347887 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. American Institute of Aeronautics and Astronautics

    EIN 736111454 · Headquarters: Stillwater, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. American Institute of Aeronautics and Astronautics

    EIN 742699944 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Institute of Aeronautics and Astronautics

    EIN 746083439 · Headquarters: College Station, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. American Institute of Aeronautics and Astronautics

    EIN 752374962 · Headquarters: Plano, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Institute of Aeronautics and Astronautics

    EIN 756047649 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. American Institute of Aeronautics and Astronautics

    EIN 760370863 · Headquarters: Webster, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. American Institute of Aeronautics and Astronautics

    EIN 770205305 · Headquarters: Ridgecrest, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. American Institute of Aeronautics and Astronautics

    EIN 770218509 · Headquarters: Vandenberg SFB, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. American Institute of Aeronautics and Astronautics

    EIN 770278883 · Headquarters: PALMDALE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. American Institute of Aeronautics and Astronautics

    EIN 770301909 · Headquarters: Carmel, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. American Institute of Aeronautics and Astronautics

    EIN 822398175 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. American Institute of Aeronautics and Astronautics

    EIN 822801511 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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