Unknown & Unclassified nonprofits in Connecticut

Unknown & Unclassified nonprofits in Connecticut. Browse 7,402 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. Army Aviation Association of America Inc Big Sky Chapter

    EIN 371880909 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Army Aviation Association of America Inc Black Nights Chapter

    EIN 061229254 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Army Aviation Association of America Inc Bluegrass Chapter

    EIN 651299817 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Army Aviation Association of America Inc Cedar Rapids Iowa Chapter

    EIN 061057124 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Army Aviation Association of America Inc Central Florida Chapter

    EIN 061267121 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Army Aviation Association of America Inc Colonial Virginia Chapter

    EIN 237118317 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Army Aviation Association of America Inc Connecticut Chapter

    EIN 237118316 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Army Aviation Association of America Inc Corpus Christi Chapter

    EIN 237118323 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Army Aviation Association of America Inc Cowboy Chapter

    EIN 611560553 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Army Aviation Association of America Inc Delaware Valley Chapter

    EIN 237118318 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Army Aviation Association of America Inc Desert Oasis Chapter

    EIN 352571302 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Army Aviation Association of America Inc Diamond State Chapter

    EIN 352870542 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Army Aviation Association of America Inc Embry Riddle Eagle Chapter

    EIN 510539344 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Army Aviation Association of America Inc First Troop Philadelphia Chapter

    EIN 352905527 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Army Aviation Association of America Inc Flint Hills Chapter

    EIN 061056835 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Army Aviation Association of America Inc Flying Gator Chapter

    EIN 061292297 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Army Aviation Association of America Inc Follow Me Chapter

    EIN 352629560 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Army Aviation Association of America Inc Free Dominion Chapter

    EIN 061454736 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Army Aviation Association of America Inc Frontier Army Chapter

    EIN 237118339 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Army Aviation Association of America Inc Gold Standard Chapter

    EIN 237118312 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Army Aviation Association of America Inc Greater Atlanta Chapter

    EIN 061041277 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Army Aviation Association of America Inc Green Mountain Boys Chapter

    EIN 384198588 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Army Aviation Association of America Inc Griffin Chapter

    EIN 510193238 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Army Aviation Association of America Inc Grizzly Chapter

    EIN 364874229 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Army Aviation Association of America Inc High Desert Chapter

    EIN 061316522 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Army Aviation Association of America Inc Idaho Snake River Chapter

    EIN 364632259 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Army Aviation Association of America Inc Iron Mike Chapter

    EIN 237118332 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Army Aviation Association of America Inc J Dibrell Alamo Chapter

    EIN 237118308 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Army Aviation Association of America Inc Jersey Chapter

    EIN 320603561 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Army Aviation Association of America Inc Jimmy Doolittle Chapter

    EIN 061481802 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Army Aviation Association of America Inc Keystone Chapter

    EIN 061064828 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Army Aviation Association of America Inc Land of Lincoln Chapter

    EIN 061455472 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Army Aviation Association of America Inc Lindergh Chapter

    EIN 237118335 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Army Aviation Association of America Inc Live Free or Die Chapter

    EIN 320742058 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Army Aviation Association of America Inc Macarthur

    EIN 061338823 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Army Aviation Association of America Inc Magnolia Chapter

    EIN 061627895 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Army Aviation Association of America Inc Mi Great Lakes Chapter

    EIN 061590319 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Army Aviation Association of America Inc Mid Atlantic Chapter

    EIN 237118319 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Army Aviation Association of America Inc Minuteman Chapter

    EIN 061337416 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Army Aviation Association of America Inc Mohawk Chapter

    EIN 364868417 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Army Aviation Association of America Inc Morning Calm Chapter

    EIN 237170556 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Army Aviation Association of America Inc Mount Rainier Chapter

    EIN 593828988 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Army Aviation Association of America Inc Narragansett Bay Chapter

    EIN 061350157 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Army Aviation Association of America Inc North Country Chapter

    EIN 061272262 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Army Aviation Association of America Inc North Star Chapter

    EIN 237387764 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Army Aviation Association of America Inc North Texas Chapter

    EIN 222520898 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Army Aviation Association of America Inc Northern Lights Chapter

    EIN 237170557 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Army Aviation Association of America Inc Old Tuscon Chapter

    EIN 222819642 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Army Aviation Association of America Inc Oregon Trail Chapter

    EIN 061432016 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Army Aviation Association of America Inc Phantom Corps Chapter

    EIN 746104449 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Army Aviation Association of America Inc Pikes Peak Chapter

    EIN 237118322 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Army Aviation Association of America Inc Praire Soldier Chapter

    EIN 383802395 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Army Aviation Association of America Inc Ragin Cajun Chapter

    EIN 061170302 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Army Aviation Association of America Inc Rio Grande Chapter

    EIN 562455258 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Army Aviation Association of America Inc Rising Sun Chapter

    EIN 061447000 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Army Aviation Association of America Inc Savannah Chapter

    EIN 510193413 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Army Aviation Association of America Inc Showme Chapter

    EIN 911928732 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Army Aviation Association of America Inc Southern California Chapter

    EIN 237118326 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Army Aviation Association of America Inc Straight Arrows Chapter

    EIN 384344595 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Army Aviation Association of America Inc Tar Heel Chapter

    EIN 060986210 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Army Aviation Association of America Inc Tennessee Valley Chapter

    EIN 510193163 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Army Aviation Association of America Inc Thunder Mountain Chapter

    EIN 562633855 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Army Aviation Association of America Inc Thurderbird Chapter

    EIN 371662530 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Army Aviation Association of America Inc Utah Chapter

    EIN 320241409 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Army Aviation Association of America Inc Volunteer Chapter

    EIN 432090982 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Army Aviation Association of America Inc Voodoo Chapter

    EIN 550788505 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Army Aviation Association of America Inc Washington Potomac Chapter

    EIN 237118330 · Headquarters: MONROE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Army Aviation Association of America Inc Winged Warriors Chapter

    EIN 521351409 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Army Aviation Association of America Inc Wright Brothers Chapter

    EIN 061313776 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Army Aviation Association of America Inc Yellow Hammer Chapter

    EIN 371832155 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Army Aviation Association of America Inc Zia Chapter

    EIN 142005666 · Headquarters: MONROE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Army of Mary Inc

    EIN 222684397 · Headquarters: BRISTOL, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Arnold Air Society & Silver Wings

    EIN 352465948 · Headquarters: NEW HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Arnold Air Society-silver Wings

    EIN 066069234 · Headquarters: Storrs, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Aronson Family Foundation

    EIN 133693381 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Art Haven Incorporated

    EIN 423549047 · Headquarters: Shelton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Art League of New Britain

    EIN 066072062 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Art Place Inc

    EIN 061053997 · Headquarters: SHELTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Artful Visual Arts Initiative Inc

    EIN 851768899 · Headquarters: RIDGEFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Arthur & Elizabeth Godbout Family Foundation Inc

    EIN 222776052 · Headquarters: AVON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Artreach Inc

    EIN 222921497 · Headquarters: NORWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Arts Escape Inc

    EIN 454200252 · Headquarters: SOUTHBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  83. Arts of Tolland Inc

    EIN 060899307 · Headquarters: Tolland, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Asbestos Workers Local 33 Apprentice Training & Education Fund

    EIN 061330420 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Asis International Inc

    EIN 510249078 · Headquarters: Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Asis International Inc

    EIN 510255204 · Headquarters: Ellington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Aspetuck Valley Country Club Inc

    EIN 060841479 · Headquarters: WESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Assoc of Educational Service Agencies

    EIN 541691056 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Associated Builders and Contractors Inc

    EIN 060951733 · Headquarters: PLAINVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Associated General Contractors of Connecticut Inc

    EIN 060620474 · Headquarters: WETHERSFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Association Des Femmes En Action Inc

    EIN 061611025 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Association for Fire & Police Cadets Inc

    EIN 455631337 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Association for Long-term Care Financial Managers Inc

    EIN 061363158 · Headquarters: Barkhamsted, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. 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

  95. Association of Anglican Musicians

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

  96. Association of Area Business Publishers Inc

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

  97. Association of Connecticut Assistant Attorney Generals Local 6574

    EIN 833845561 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Association of Connecticut Career Schools Inc

    EIN 222747375 · Headquarters: west hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  99. Association of Connecticut Library Boards Inc

    EIN 061101758 · Headquarters: Ellington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Association of Contingency Planners

    EIN 203845059 · Headquarters: Berlin, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

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