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. Waterbury Crime Stoppers Inc

    EIN 061079833 · Headquarters: MIDDLEBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Waterbury CT Chapter of the Links Inc

    EIN 060940598 · Headquarters: Waterbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Waterbury Dental Hygienists Association

    EIN 800650503 · Headquarters: Thomaston, CT, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  4. Waterbury Hebrew Free Loan Associaton

    EIN 061010966 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Waterbury Hospital Auxiliary Inc

    EIN 066070322 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  6. Waterbury Housing Fund Inc

    EIN 061322389 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Waterbury Inaugural 2012

    EIN 900812074 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  8. Waterbury Masonic Temple Corp

    EIN 060581565 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Waterbury Medical Association

    EIN 066025659 · Headquarters: BLOOMFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Waterbury Nonprofit Housing Corp

    EIN 223186992 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  11. Waterbury Police and Firefighters Retirees Association

    EIN 061296336 · Headquarters: Waterbury, CT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  12. Waterbury Promise Inc

    EIN 874763561 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Waterbury Telephone Employees Community Services Fund

    EIN 060949461 · Headquarters: LITCHFIELD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Waterbury Women's Club Inc

    EIN 060582040 · Headquarters: Waterbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Waterbury Youth Services Inc

    EIN 061219372 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Waterford Ambulance Service Inc

    EIN 061131074 · Headquarters: WATERFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Waterford Association Incorporated

    EIN 060724637 · Headquarters: WATERFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Waterford Fire Engine Company No 1 Inc

    EIN 222720843 · Headquarters: WATERFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Waterford Historical Society Inc

    EIN 237193724 · Headquarters: Waterford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Waterford Post 6573 Veterans of Foreign Wars of the Us Inc

    EIN 060725850 · Headquarters: WATERFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Waterford Youth Football League Inc

    EIN 061030161 · Headquarters: Waterford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Waterside Preservation Association

    EIN 060945215 · Headquarters: Clinton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Watertown Area Assn for Special Citizensjoseph Mcgrail

    EIN 223238124 · Headquarters: OAKVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Watertown Association for Youth Soccer Inc

    EIN 061047437 · Headquarters: WATERTOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Watertown Golf Club Inc

    EIN 061303559 · Headquarters: WATERTOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Watertown Historical Society Inc

    EIN 060834599 · Headquarters: WATERTOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Watertown Land Trust

    EIN 237383726 · Headquarters: WATERTOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Watertown Tennis Club Inc

    EIN 066071068 · Headquarters: Watertown, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Watkinson Prisoners' Aid Society C/o Raymond James and Associates Inc

    EIN 066059064 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  30. Waucoma Yacht Club

    EIN 060882860 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. We Are the Children Inc C/o Infinity Broadcasting

    EIN 900124975 · Headquarters: FARMINGTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. We Stand With Christ Inc

    EIN 823779115 · Headquarters: Bridgeport, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Wee Burn Caddy Scholarship Fund

    EIN 061021459 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Wee Burn Country Club Incorporated

    EIN 060607166 · Headquarters: DARIEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Weinerman Foundation Inc

    EIN 237025633 · Headquarters: CLINTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  36. Weir Farm Art Alliance

    EIN 223035427 · Headquarters: WILTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Welcome to My World Autism

    EIN 271413991 · Headquarters: NEW BRITAIN, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Welfare Benefit Trust for Former Uniroyal Employees 22-30960

    EIN 061426851 · Headquarters: NAUGATUCK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Wesleyan Potters Incorporated

    EIN 060841329 · Headquarters: MIDDLETOWN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. West Avon Cemetery Association

    EIN 066062593 · Headquarters: Avon, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. West Cemetery Assoc of Bristol CT

    EIN 060661038 · Headquarters: Bristol, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. West End Civic Association Inc

    EIN 237426505 · Headquarters: West Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. West End Neighborhood Developement Corp Inc

    EIN 510160088 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. West Hartford Administrators Association Inc

    EIN 061463429 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. West Hartford All Sports Council Inc

    EIN 222570520 · Headquarters: West Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. West Hartford Chamber of Commerce

    EIN 060615839 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. West Hartford Community Television

    EIN 060999684 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. West Hartford Education Assn Inc

    EIN 060764610 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. West Hartford Extended Experience Ii

    EIN 060999718 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. West Hartford Fellowship Housing Ii Inc C/o Barkan Management Company

    EIN 510140351 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. West Hartford Fellowship Housing Inc

    EIN 060873359 · Headquarters: WEST HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. West Hartford Library Foundation Inc

    EIN 061053847 · Headquarters: West Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. West Hartford Womens Soccer Club Inc

    EIN 060978749 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. West Haven Child Development Center Inc

    EIN 060978738 · Headquarters: WEST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. West Haven Elks Lodge 1537

    EIN 060585665 · Headquarters: West Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. West Haven Fundamental Basketball League Inc

    EIN 222587237 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. West Haven KAPPA SIGMA

    EIN 822798737 · Headquarters: WEST HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. West Haven Memorial Post 9422

    EIN 061458807 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. West Hill School Parent Teacher Organization

    EIN 237182085 · Headquarters: ROCKY HILL, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. West Indian Social Club of Hartford Inc

    EIN 060733864 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. West Norwalk Association Inc

    EIN 066068719 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  62. West School Parent Teacher Council

    EIN 222528436 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. West Side Cemetery Association Inc C/o T Geelan

    EIN 060602574 · Headquarters: GUILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. West Thompson Cemetery Assoc Inc

    EIN 060697575 · Headquarters: THOMPSON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Westbrook Boy Scouts Troop 38

    EIN 472140454 · Headquarters: Westbrook, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Westbrook Chemical Engine Co No 1

    EIN 066063410 · Headquarters: WESTBROOK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Westbrook Fishing Club Inc

    EIN 066045256 · Headquarters: Norwich, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Westbrook Foundation Inc

    EIN 222549826 · Headquarters: Westbrook, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  69. Westbrook Land Conservation Trust Inc

    EIN 237100724 · Headquarters: Westbrook, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Westbrook Lodge 1784 Bpoe

    EIN 060640033 · Headquarters: WESTBROOK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Westchester Radio Aero Modelers Inc

    EIN 237106171 · Headquarters: DANBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Western Connecticut Area Labor Federation Afl-cio

    EIN 066078335 · Headquarters: WOODBRIDGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Western Connecticut Chapter National Railway Historical Societ

    EIN 010366432 · Headquarters: Norwalk, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Western Connecticut Democratic Socialists of America

    EIN 843969449 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Western Connecticut Estate & Tax Planning Council Inc

    EIN 060965759 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. Western Connecticut Health Network Affiliates Inc

    EIN 222594968 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Western Connecticut Health Network Inc

    EIN 222594977 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  78. Western Connecticut Health Network Investments Llc

    EIN 475523212 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  79. Western Connecticut Home Care Inc

    EIN 060655138 · Headquarters: Danbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  80. Western Connecticut Orienteering Club

    EIN 061328677 · Headquarters: Bethel, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Western Connecticut Retired Officers Assoc Inc

    EIN 060999717 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Western Connecticut Soccer Association Inc

    EIN 223135162 · Headquarters: Wolcott, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Western Connecticut Treehound Association Inc

    EIN 061027384 · Headquarters: Brookfield, CT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  84. Western Connecticut United Professionals

    EIN 814524774 · Headquarters: DANBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Western Mass Pharmacists Assn

    EIN 043297956 · Headquarters: Somers, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Westfield Cemetery Association Inc % Gary W Peloquin Cpa

    EIN 060586735 · Headquarters: DANIELSON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Westfield Residents Association Inc

    EIN 222627064 · Headquarters: Middletown, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  88. Westies Win

    EIN 852815892 · Headquarters: WEST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  89. Weston CT Baseball & Softball Association Inc

    EIN 464980137 · Headquarters: WESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Weston Gun Club Inc C/o R L Depanfilis & Company Llc

    EIN 060801261 · Headquarters: NORWALK, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Weston High School Booster Club

    EIN 060849684 · Headquarters: WESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Weston Historical Society Inc

    EIN 066038732 · Headquarters: WESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Weston Music Center & School of the Performing Arts Inc

    EIN 060809617 · Headquarters: Weston, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Weston Warm-up Fund Inc

    EIN 061087836 · Headquarters: Weston, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Weston Youth Softball Association Inc

    EIN 873521496 · Headquarters: Weston, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Westport Astronomical Society Inc

    EIN 223034747 · Headquarters: Westport, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Westport Baseball and Softball Inc

    EIN 066099728 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Westport Chamber of Commerce

    EIN 066071021 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Westport Community Band Inc

    EIN 222571162 · Headquarters: Redding, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Westport Community Gardens

    EIN 922221383 · Headquarters: Westport, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages