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. New Canaan Public Access Inc

    EIN 222893075 · Headquarters: New Canaan, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. New Canaan Society for the Arts Inc

    EIN 060965395 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. New Canaan Winter Club Inc

    EIN 060726034 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. New Canaan YMCA

    EIN 060763077 · Headquarters: NEW CANAAN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. New England Assoc of Fire Marshals

    EIN 061345090 · Headquarters: Tariffville, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. New England Association of Circulation Executives

    EIN 237007396 · Headquarters: Woodbury, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. New England Cognitive Center Inc

    EIN 061274717 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. New England Collegiate Baseball League Inc

    EIN 271513804 · Headquarters: MYSTIC, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  9. New England Dermatological Society Inc C/o Jonathan Leventhal Md

    EIN 046123550 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  10. New England Electrical Workers Benefits Fund

    EIN 060860627 · Headquarters: MERIDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. New England Fraternal Alliance

    EIN 042926657 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. New England Health Care Emp Union & Ct Nursing Homes Training & Upgd Fund

    EIN 061163056 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. New England Health Care Employees Welfare Fund

    EIN 061188411 · Headquarters: HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. New England Old English Sheepdog Club Inc

    EIN 040344313 · Headquarters: Brooklyn, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. New England Park Association

    EIN 042681223 · Headquarters: Manchester, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. New England Pinto Horse Association

    EIN 237013468 · Headquarters: PRESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. New England Rail Excursions Llc

    EIN 463337495 · Headquarters: Brooklyn, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. New England Regional Council of the Natl Assoc of Hsg & Redevelopment Officials

    EIN 010436340 · Headquarters: GLASTONBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. New England Section of the Ninety- Nines Inc

    EIN 061285011 · Headquarters: Colchester, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. New England Society of Clinical Engineering Inc

    EIN 061320396 · Headquarters: Berlin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. New England Society Of Convention & Visitor Bureau

    EIN 043237600 · Headquarters: Middletown, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. New England Spring & Metalstamping Association Inc

    EIN 061032924 · Headquarters: BRISTOL, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. New England Tournament Association Inc

    EIN 923079143 · Headquarters: Norwalk, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. New England Women of Evangelical Lutheran Church in America

    EIN 043140918 · Headquarters: Plymouth, CT, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  25. New Fairfield Cemetery Association

    EIN 831310334 · Headquarters: New Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. New Fairfield Falcons Pop Warner

    EIN 223321278 · Headquarters: NEW FAIRFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. New Hartford Land Trust Inc

    EIN 237325477 · Headquarters: New Hartford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. New Hartford Police Union

    EIN 471462308 · Headquarters: NEW HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  29. New Hartford Volunteer Ambulance Association Inc

    EIN 237445324 · Headquarters: NEW HARTFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. New Haven Alumni Association of Sigma Chi

    EIN 800729870 · Headquarters: West Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  31. New Haven Ballet

    EIN 061144367 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. New Haven Bird Club Incorporated

    EIN 061022878 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. New Haven Chapter of the Links Inc

    EIN 237302916 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. New Haven Childrens Ideal Learning District Inc C/o Kia Levey-burden

    EIN 843759877 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. New Haven Chorale Inc

    EIN 066070715 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. New Haven City Burial Ground C/o Grove Street Cemetery

    EIN 060468905 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. New Haven Colony Historical Society

    EIN 060646762 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. New Haven Country Club

    EIN 060468980 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. New Haven County Bar Association Inc

    EIN 060932935 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  40. New Haven County Credit Union Inc

    EIN 060790693 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. New Haven County Extension Center Resource Council Inc

    EIN 237128138 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. New Haven County Retired Teachers Assoc

    EIN 222490745 · Headquarters: Wallingford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. New Haven Dental Association

    EIN 237174575 · Headquarters: WEST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. New Haven Eruv Inc

    EIN 061273981 · Headquarters: NEW HAVEN, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. New Haven Firefighters Credit Union

    EIN 060677564 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. New Haven Folk Inc

    EIN 061574238 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. New Haven Gaelic Football & Hurling Club

    EIN 060883458 · Headquarters: EAST HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. New Haven Hebrew Day School Inc

    EIN 060764273 · Headquarters: ORANGE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. New Haven Legal Assistance Association Inc

    EIN 060793269 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. New Haven Medical Association

    EIN 060653521 · Headquarters: BRANFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. New Haven Mikvah Society Incorporated

    EIN 510192431 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. New Haven Police Emerald Society Inc

    EIN 222864982 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. New Haven Preservation Trust Incorporated

    EIN 066047999 · Headquarters: New Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. New Haven Raccoon Club Inc

    EIN 061313916 · Headquarters: DURHAM, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. New Haven Rowing Club Inc

    EIN 061011760 · Headquarters: OXFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. New Haven Ski Club Inc

    EIN 223070719 · Headquarters: New Haven, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. New Haven Telephone Employees Csf

    EIN 066069033 · Headquarters: Hamden, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. New Haven Yacht Club

    EIN 060855551 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. New Haven Zen Center

    EIN 060990714 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. New Hope Bible Way Church of Middletown Connecticut

    EIN 223026430 · Headquarters: Middletown, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. New Jersey Assoc for Health Physic Education Recreation and Dance

    EIN 521124289 · Headquarters: WALLINGFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. New London Art Students League

    EIN 066070282 · Headquarters: Chaplin, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. New London Cemetery Association

    EIN 060470130 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. New London County 4-H Club Fair Association Inc

    EIN 066089732 · Headquarters: Norwich, CT, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  65. New London County Bar Association Inc

    EIN 061017904 · Headquarters: Groton, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. New London County Farm & Home Bureau Inc

    EIN 066010509 · Headquarters: Bozrah, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. New London County Fire Chiefs Assn 13 Lee Road

    EIN 060972170 · Headquarters: Bozrah, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. New London County Historical Societ

    EIN 060646753 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. New London County Medical Association Inc

    EIN 060882444 · Headquarters: Bloomfield, CT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  70. New London Landmarks Inc

    EIN 237357930 · Headquarters: New London, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. New London Lodge of Elks No 360

    EIN 060333010 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. New London Maritime Society Inc

    EIN 061086688 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. New London Metal Trades Council

    EIN 060754894 · Headquarters: GROTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. New London Municipal Credit Union

    EIN 066065050 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  75. New London Spiritualist Church Inc

    EIN 066048919 · Headquarters: NIANTIC, CT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  76. New London Telephone Employees Community Service Association Fund

    EIN 066070377 · Headquarters: Waterford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. New Milford Affordable Housing Inc

    EIN 223112583 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. New Milford Center Cemetery Assoc

    EIN 060470510 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. New Milford Community Ambulance Inc

    EIN 061074280 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. New Milford Congregate Housing Inc

    EIN 061008729 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. New Milford Historical Society Inc

    EIN 060670251 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  82. New Milford Interfaith Housing Inc

    EIN 237138154 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. New Milford PTO

    EIN 061042975 · Headquarters: New Milford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. New Milford Senior Citizens Advisory Board Inc

    EIN 222869996 · Headquarters: NEW MILFORD, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  85. New Neighborhoods Inc

    EIN 060864050 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. New Opportunities Inc

    EIN 066071847 · Headquarters: WATERBURY, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  87. New Preston Village Cemetery Association Inc

    EIN 066046894 · Headquarters: NEW PRESTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. New Preston Womens Club

    EIN 066047329 · Headquarters: NEW PRESTON, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. New Rochelle Aquatic Club

    EIN 473773825 · Headquarters: Greenwich, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. New Samaritan Development Corporation

    EIN 222855937 · Headquarters: NORTH HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  91. New World Consort Inc

    EIN 061146340 · Headquarters: West Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. New York Independent Physician Practice Association Inc

    EIN 922801716 · Headquarters: STAMFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  93. New York Singles Adopting Children Inc

    EIN 261481907 · Headquarters: Stamford, CT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  94. New York State Highschool Rodeo Association

    EIN 262457060 · Headquarters: GOSHEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Newalliance Foundation Inc

    EIN 562453619 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  96. Newcomers Club of Ridgefield Inc

    EIN 060955910 · Headquarters: Ridgefield, CT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. Newcomers Club of Weston Inc

    EIN 061293204 · Headquarters: WESTON, CT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  98. Newfield Cemetery Association

    EIN 800594932 · Headquarters: Torrington, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Newfield Swim Club Inc

    EIN 060765523 · Headquarters: Stamford, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Newington Babe Ruth League

    EIN 461717566 · Headquarters: Newington, CT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

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