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. International Association of Emts and Paramedics Local 294

    EIN 454883288 · Headquarters: CROMWELL, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. International Association of Fire

    EIN 066084744 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. International Association of Fire Fighte LO786 Stamford Prof Fire Fighters Asscoa

    EIN 066069175 · Headquarters: Stamford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. International Association of Fire Fighte Local 773 Bristol Firefighters

    EIN 066069939 · Headquarters: BRISTOL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. International Association of Fire Fighters

    EIN 046313024 · Headquarters: Groton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. International Association of Fire Fighters

    EIN 061361112 · Headquarters: Ledyard, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. International Association of Fire Fighters

    EIN 061533910 · Headquarters: Tolland, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. International Association of Fire Fighters

    EIN 066045365 · Headquarters: New London, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. International Association of Fire Fighters

    EIN 202308673 · Headquarters: TORRINGTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. International Association of Fire Fighters

    EIN 202329018 · Headquarters: Mansfield, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. International Association of Fire Fighters

    EIN 237110817 · Headquarters: Southington, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. International Association of Fire Fighters

    EIN 300062430 · Headquarters: GUILFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. International Association of Fire Fighters

    EIN 364544598 · Headquarters: Somers, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. International Association of Fire Fighters

    EIN 510251037 · Headquarters: Groton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. International Association of Fire Fighters Local 1579

    EIN 066084738 · Headquarters: MANCHESTER, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. International Association of Fire Fighters Local 2954 Tolland F D

    EIN 061557828 · Headquarters: TOLLAND, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. International Association of Fire Fighters Local 760

    EIN 060900782 · Headquarters: Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. International Association of Fire Fighters Local 892 Norwich

    EIN 066048812 · Headquarters: Norwich, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. International Association of Fire Fighters Local No 834

    EIN 066068824 · Headquarters: BRIDGEPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  20. International Association of Fire Fighters West Haven Local 1198

    EIN 066070260 · Headquarters: West Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. International Association of Fire Uniformed Pffa Connecticut

    EIN 060806507 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. International Association of Firefighters 1326

    EIN 066084743 · Headquarters: YALESVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. International Association of Firefighters L2233 Wilton

    EIN 237367587 · Headquarters: WILTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. International Association of Firefighters Local 1033

    EIN 066084747 · Headquarters: WILLIMANTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. International Association of Firefighters No 1426

    EIN 066076250 · Headquarters: FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. International Association of Firefighters-local 1205

    EIN 066084745 · Headquarters: EAST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. International Association of Lions -Lions Club Woodbridge

    EIN 061226767 · Headquarters: Woodbridge, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. International Association of Lions 8981 Meriden

    EIN 066045944 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. International Association of Lions 9016 Berlin Lions Club

    EIN 066068993 · Headquarters: BERLIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. International Association of Lions Club

    EIN 061521591 · Headquarters: Taftville, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. International Association of Lions Club

    EIN 066041080 · Headquarters: WOLCOTT, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. International Association of Lions Club

    EIN 331474964 · Headquarters: Colchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. International Association of Lions Club

    EIN 332453956 · Headquarters: Chaplin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. International Association of Lions Club

    EIN 994481169 · Headquarters: South Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. International Association of Lions Clubs

    EIN 042627198 · Headquarters: Windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. International Association of Lions Clubs

    EIN 060850831 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. International Association of Lions Clubs

    EIN 060963773 · Headquarters: LITCHFIELD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. International Association of Lions Clubs

    EIN 060964500 · Headquarters: Granby, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. International Association of Lions Clubs

    EIN 061022975 · Headquarters: Oxford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. International Association of Lions Clubs

    EIN 061051190 · Headquarters: East Haddam, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. International Association of Lions Clubs

    EIN 061051578 · Headquarters: Colebrook, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. International Association of Lions Clubs

    EIN 061071129 · Headquarters: East Hampton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. International Association of Lions Clubs

    EIN 061086495 · Headquarters: Somers, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. International Association of Lions Clubs

    EIN 061189950 · Headquarters: Higganum, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. International Association of Lions Clubs

    EIN 061343412 · Headquarters: Norwich, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. International Association of Lions Clubs

    EIN 061350564 · Headquarters: Waterford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. International Association of Lions Clubs

    EIN 061431273 · Headquarters: Brookfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. International Association of Lions Clubs

    EIN 061472531 · Headquarters: Granby, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. International Association of Lions Clubs

    EIN 066050705 · Headquarters: Washington, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. International Association of Lions Clubs

    EIN 066054104 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. International Association of Lions Clubs

    EIN 066058780 · Headquarters: East Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. International Association of Lions Clubs

    EIN 066059408 · Headquarters: NEW MILFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  53. International Association of Lions Clubs

    EIN 066063721 · Headquarters: Middlebury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. International Association of Lions Clubs

    EIN 066068192 · Headquarters: Danbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. International Association of Lions Clubs

    EIN 066068751 · Headquarters: Branford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. International Association of Lions Clubs

    EIN 066068759 · Headquarters: Wethersfield, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. International Association of Lions Clubs

    EIN 066068761 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. International Association of Lions Clubs

    EIN 066068764 · Headquarters: Seymour, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. International Association of Lions Clubs

    EIN 066068767 · Headquarters: Thompson, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. International Association of Lions Clubs

    EIN 066068768 · Headquarters: Windsor Locks, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. International Association of Lions Clubs

    EIN 066068994 · Headquarters: Columbia, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. International Association of Lions Clubs

    EIN 066068996 · Headquarters: Deep River, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. International Association of Lions Clubs

    EIN 066068998 · Headquarters: Gales Ferry, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. International Association of Lions Clubs

    EIN 066069941 · Headquarters: Rocky Hill, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. International Association of Lions Clubs

    EIN 066070014 · Headquarters: Monroe, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. International Association of Lions Clubs

    EIN 066070020 · Headquarters: Willimantic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. International Association of Lions Clubs

    EIN 066070264 · Headquarters: Woodstock, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. International Association of Lions Clubs

    EIN 066070303 · Headquarters: Broad Brook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. International Association of Lions Clubs

    EIN 066070305 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. International Association of Lions Clubs

    EIN 066070354 · Headquarters: Bristol, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. International Association of Lions Clubs

    EIN 066070881 · Headquarters: Norwich, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  72. International Association of Lions Clubs

    EIN 066070882 · Headquarters: Middlefield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. International Association of Lions Clubs

    EIN 066071137 · Headquarters: Bethany, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. International Association of Lions Clubs

    EIN 066079920 · Headquarters: Killingworth, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. International Association of Lions Clubs

    EIN 066081962 · Headquarters: Terryville, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. International Association of Lions Clubs

    EIN 066081967 · Headquarters: Naugatuck, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  77. International Association of Lions Clubs

    EIN 066081968 · Headquarters: Mystic, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. International Association of Lions Clubs

    EIN 066081973 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  79. International Association of Lions Clubs

    EIN 066081977 · Headquarters: Coventry, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. International Association of Lions Clubs

    EIN 066090490 · Headquarters: Pleasant Valley, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. International Association of Lions Clubs

    EIN 066109863 · Headquarters: North Stonington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. International Association of Lions Clubs

    EIN 222629434 · Headquarters: Cheshire, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. International Association of Lions Clubs

    EIN 222779312 · Headquarters: Beacon Falls, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. International Association of Lions Clubs

    EIN 222844121 · Headquarters: Uncasville, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. International Association of Lions Clubs

    EIN 223085747 · Headquarters: Canterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. International Association of Lions Clubs

    EIN 237047265 · Headquarters: FRANKLIN, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. International Association of Lions Clubs

    EIN 237047266 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. International Association of Lions Clubs

    EIN 237247470 · Headquarters: Niantic, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  89. International Association of Lions Clubs

    EIN 237307146 · Headquarters: Salem, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. International Association of Lions Clubs

    EIN 237311055 · Headquarters: Marlborough, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. International Association of Lions Clubs

    EIN 237317155 · Headquarters: HARWINTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. International Association of Lions Clubs

    EIN 237405056 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. International Association of Lions Clubs

    EIN 263844720 · Headquarters: WALLINGFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. International Association of Lions Clubs

    EIN 270077719 · Headquarters: EAST HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. International Association of Lions Clubs

    EIN 320589767 · Headquarters: Glastonbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. International Association of Lions Clubs

    EIN 510198532 · Headquarters: Bolton, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. International Association of Lions Clubs

    EIN 812903787 · Headquarters: Ellington, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. International Association of Lions Clubs

    EIN 814420590 · Headquarters: Plainville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. International Association of Lions Clubs

    EIN 815058004 · Headquarters: Lisbon, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. International Association of Lions Clubs

    EIN 825431778 · Headquarters: Vernon, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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