Education nonprofits in Connecticut

Education nonprofits in Connecticut. Browse 3,066 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. Odyssey Community School Inc

    EIN 061452142 · Headquarters: MANCHESTER, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Officer Brian a Aselton Memorial Scholarship Fund Inc

    EIN 260129963 · Headquarters: GLASTONBURY, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. Old Lyme Center School Pto

    EIN 854110960 · Headquarters: Old Lyme, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Old Lyme Rowing Association Inc

    EIN 061099817 · Headquarters: OLD LYME, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Old Lyme-Phoebe Griffin Noyes Library Association

    EIN 237209074 · Headquarters: Old Lyme, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Old Saybrook Education Foundation

    EIN 061486846 · Headquarters: OLD SAYBROOK, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Old Saybrook Middle School Pto Inc

    EIN 811923365 · Headquarters: Old Saybrook, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Old Timers Athletic Association of Greater Danbury Inc

    EIN 061068001 · Headquarters: DANBURY, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Old Timers Athletic Association of Greenwich Connecticut Inc

    EIN 066056345 · Headquarters: OLD GREENWICH, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Ole Farmers Association North America Inc

    EIN 270577085 · Headquarters: Stamford, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Olive E Ryan Scholarship Memorial Fund

    EIN 060970697 · Headquarters: OAKVILLE, CT, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  12. Oliver Ellsworth Parent Teacher Organization

    EIN 222510000 · Headquarters: Windsor, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Oliver Wolcott Alumni Association

    EIN 066063029 · Headquarters: Torrington, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Olm Strong Foundation Inc

    EIN 824728366 · Headquarters: MADISON, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Omega Phi Alpha National Service Sororit

    EIN 742521161 · Headquarters: East Lyme, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Omega Phi Alpha Scholarship Trust

    EIN 383307204 · Headquarters: EAST LYME, CT, USA · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  17. Omega Phi Kappa Multicultural Fraternity Incorporated

    EIN 831092479 · Headquarters: Bridgeport, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  18. Omega Psi Phi Fraternity

    EIN 272867564 · Headquarters: Bridgeport, CT, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  19. Omega Psi Phi Fraternity Lambda Rho Chapter Harold J Petteway

    EIN 066088305 · Headquarters: Waterbury, CT, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  20. Omicron Delta Epsilon Intl Honor Society in Economics Inc

    EIN 237350239 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  21. Ona Mertens Hartford Public School Mentor Program Inc

    EIN 393495347 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Open Communities Alliance Inc

    EIN 464591657 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Open Research in Acoustical Science and Education Inc

    EIN 844899948 · Headquarters: Norwalk, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Opportunity Foundation Inc

    EIN 800570967 · Headquarters: STAMFORD, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Opus Organization

    EIN 843824954 · Headquarters: Stratford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Ora Curry Iii Memorial Foundation Inc

    EIN 881686036 · Headquarters: TORRINGTON, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Oraysa Inc

    EIN 853757623 · Headquarters: WATERBURY, CT, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Order of Runeberg Lodge 205 New Haven

    EIN 237548187 · Headquarters: Guilford, CT, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. Organized Parents Make a Difference Inc

    EIN 061420323 · Headquarters: HARTFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Oshana Elementary Pto

    EIN 872666859 · Headquarters: Plantsville, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Osm Foundation Inc

    EIN 812380339 · Headquarters: TRUMBULL, CT, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  32. Our Lady of Mercy Preparatory Academy

    EIN 831029360 · Headquarters: Madison, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Outside Perspectives Inc

    EIN 473624137 · Headquarters: New Hartford, CT, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. Oxford Academy Inc

    EIN 222809363 · Headquarters: WESTBROOK, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Oxford High School Booster Club

    EIN 208995230 · Headquarters: OXFORD, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Oxford Quarterback Club Inc

    EIN 993325003 · Headquarters: Oxford, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Paige J Batten Memorial Scholarship Fund Inc

    EIN 842476752 · Headquarters: Litchfield, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Pain and Education Research Foundation Inc

    EIN 061508178 · Headquarters: DERBY, CT, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  39. Pamela Posen Memorial Fund Inc

    EIN 133568399 · Headquarters: Greenwich, CT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Pan Pontian Federation of USA & Canada Inc

    EIN 133608114 · Headquarters: NORWALK, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Pan University Jewish Action Coalition Inc

    EIN 332380260 · Headquarters: Greenwich, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Pangregorian of Connecticut Charitable Foundation Inc

    EIN 061481141 · Headquarters: NEW HAVEN, CT, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. Paprika Exclamation Mark Inc

    EIN 811662408 · Headquarters: New Haven, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Parent Academy Ltd

    EIN 270274274 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  45. Parent Booster USA Inc

    EIN 272864406 · Headquarters: Willington, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  46. Parent Booster USA Inc

    EIN 331523138 · Headquarters: Wilton, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Parent Booster USA Inc

    EIN 392123310 · Headquarters: Putnam, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Parent Booster USA Inc

    EIN 392873786 · Headquarters: Westport, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Parent Booster USA Inc

    EIN 393062343 · Headquarters: Branford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Parent Booster USA Inc

    EIN 454895255 · Headquarters: Wallingford, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  51. Parent Booster USA Inc

    EIN 455405854 · Headquarters: Bristol, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Parent Booster USA Inc

    EIN 461914697 · Headquarters: Ridgefield, CT, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  53. Parent Booster USA Inc

    EIN 462238685 · Headquarters: Vernon, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Parent Booster USA Inc

    EIN 462392078 · Headquarters: Norwalk, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Parent Booster USA Inc

    EIN 463243514 · Headquarters: Vernon, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Parent Booster USA Inc

    EIN 463980527 · Headquarters: Norwalk, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Parent Booster USA Inc

    EIN 464571538 · Headquarters: Vernon, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Parent Booster USA Inc

    EIN 464778247 · Headquarters: Avon, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  59. Parent Booster USA Inc

    EIN 472228846 · Headquarters: Bristol, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  60. Parent Booster USA Inc

    EIN 472434084 · Headquarters: Lebanon, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Parent Booster USA Inc

    EIN 472906222 · Headquarters: Broad Brook, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Parent Booster USA Inc

    EIN 473738281 · Headquarters: Burlington, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Parent Booster USA Inc

    EIN 475049611 · Headquarters: Norwalk, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Parent Booster USA Inc

    EIN 475194079 · Headquarters: Stafford Springs, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. Parent Booster USA Inc

    EIN 814374032 · Headquarters: Madison, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Parent Booster USA Inc

    EIN 815350130 · Headquarters: Stratford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Parent Booster USA Inc

    EIN 820761598 · Headquarters: Wallingford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Parent Booster USA Inc

    EIN 822036055 · Headquarters: Plantsville, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Parent Booster USA Inc

    EIN 822993908 · Headquarters: Willington, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Parent Booster USA Inc

    EIN 842601174 · Headquarters: Ivoryton, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Parent Booster USA Inc

    EIN 843477042 · Headquarters: West Hartford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Parent Booster USA Inc

    EIN 844689330 · Headquarters: Hamden, CT, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. Parent Booster USA Inc

    EIN 874037820 · Headquarters: Deep River, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Parent Booster USA Inc

    EIN 874207159 · Headquarters: Ellington, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  75. Parent Booster USA Inc

    EIN 881143120 · Headquarters: Riverside, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Parent Booster USA Inc

    EIN 882228137 · Headquarters: Deep River, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Parent Booster USA Inc

    EIN 883019233 · Headquarters: East Windsor, CT, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  78. Parent Booster USA Inc

    EIN 883885221 · Headquarters: Trumbull, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Parent Booster USA Inc

    EIN 991717243 · Headquarters: Westbrook, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Parent Booster USA Inc

    EIN 994055278 · Headquarters: Deep River, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Parent Booster USA Inc

    EIN 994395401 · Headquarters: Ridgefield, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Parent Booster USA Inc

    EIN 995076571 · Headquarters: Wilton, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Parent Teacher Association of Connecticut

    EIN 475595047 · Headquarters: New Britian, CT, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  84. Parent Teacher Association of Connecticut Inc

    EIN 060993841 · Headquarters: Manchester, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Parent Teacher Association of Connecticut Inc

    EIN 060994017 · Headquarters: Hamden, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  86. Parent Teacher Association of Connecticut Inc

    EIN 061204398 · Headquarters: Mansfield Center, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  87. Parent Teacher Association of Connecticut Inc

    EIN 061264119 · Headquarters: Middletown, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  88. Parent Teacher Association of Connecticut Inc

    EIN 061312757 · Headquarters: Hamden, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Parent Teacher Association of Connecticut Inc

    EIN 061634385 · Headquarters: Hartford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Parent Teacher Association of Connecticut Inc

    EIN 066069042 · Headquarters: Manchester, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Parent Teacher Association of Connecticut Inc

    EIN 066070320 · Headquarters: Stratford, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Parent Teacher Association of Connecticut Inc

    EIN 237188833 · Headquarters: Thomaston, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Parent Teacher Association of Connecticut Inc

    EIN 237188850 · Headquarters: West Haven, CT, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Parent Teacher Association of Connecticut Inc

    EIN 472197586 · Headquarters: North Haven, CT, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  95. Parent Teacher Association of Connecticut Inc

    EIN 800885855 · Headquarters: Enfield, CT, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. Parent Teacher Association of Connecticut Inc

    EIN 810752848 · Headquarters: New Britian, CT, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  97. Parent Teacher Association of Connecticut Inc

    EIN 911798396 · Headquarters: Hamden, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Parent Teacher Association of Ct Inc

    EIN 992360340 · Headquarters: EASTON, CT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Parent Teacher Council of Stamford

    EIN 260592269 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Parent Teacher Council of Stamford

    EIN 900238804 · Headquarters: Stamford, CT, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

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