Unknown & Unclassified nonprofits in Ohio

Unknown & Unclassified nonprofits in Ohio. Browse 26,579 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. Columbus Chapter No 206 Women of the Moose

    EIN 314328655 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Columbus Chapter of the Association of Legal Administrators Inc

    EIN 237287385 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Columbus Chapter Piano Technicians Guild

    EIN 300534213 · Headquarters: westerville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Columbus Citizens for Good Government

    EIN 273143815 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  5. Columbus Coalition for the Homeless

    EIN 311293800 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Columbus Colony Housing Inc

    EIN 310913701 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Columbus Colony Inc

    EIN 341265105 · Headquarters: Westerville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Columbus Commercial Industrial and Investment Realtors Association Inc

    EIN 311274742 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Columbus Community Clinical Oncology Program

    EIN 311290751 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Columbus Compensation Association

    EIN 311117241 · Headquarters: POWELL, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Columbus Country Club Inc

    EIN 314153130 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Columbus Crew

    EIN 311245428 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Columbus Dental Society

    EIN 316036549 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Columbus Dietetic Association

    EIN 237401618 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Columbus Downtown Quarterback Club

    EIN 311250536 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Columbus Early Learning Centers

    EIN 314379619 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Columbus East Side Lions Club

    EIN 884156311 · Headquarters: canal winchester, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Columbus East Town Op&f Inc

    EIN 311423585 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Columbus Education Association

    EIN 310946049 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Columbus Feis Inc

    EIN 311010693 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. Columbus Female Benevolent Society

    EIN 316042036 · Headquarters: BEXLEY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. Columbus Fire Fighters Iaff Local 67

    EIN 314426588 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Columbus Folk Music Society Incorporated

    EIN 311321160 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Columbus Grove Education Assn

    EIN 237083649 · Headquarters: Columbus Grove, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Columbus Japanese Language School

    EIN 311008237 · Headquarters: WORTHINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Columbus Killifish Group

    EIN 813482717 · Headquarters: Worthington, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  27. Columbus Kiwanis Foundation

    EIN 237347723 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  28. Columbus Landscape Association

    EIN 311239015 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  29. Columbus Lesbian Softball League

    EIN 311406470 · Headquarters: GROVE CITY, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  30. Columbus Lodge No 11 Loyal Order of Moose

    EIN 314238510 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Columbus Maennerchor

    EIN 314153535 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Columbus Medical Association

    EIN 314411074 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Columbus Medical Research Foundation

    EIN 314426628 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. Columbus Mens Fast Pitch Softball Club

    EIN 161720167 · Headquarters: POWELL, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  35. Columbus Mortgage Bankers Associati

    EIN 310984867 · Headquarters: DUBLIN, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Columbus North Bpo Elks 2700

    EIN 311147887 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  37. Columbus Ophthalmological and Otolaryngological Society

    EIN 310975255 · Headquarters: Grove City, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Columbus Osteopathic Association

    EIN 237162507 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. Columbus Police Sub-relief Fund

    EIN 310960347 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Columbus Porcelain Artists

    EIN 311069218 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Columbus Road Business Association

    EIN 010952244 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  42. Columbus Rock and Mineral Society

    EIN 316050724 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Columbus Saves

    EIN 562439475 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  44. Columbus Sheet Metal Workers Apprenticeship

    EIN 310628747 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Columbus Ski Club

    EIN 310938337 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Columbus Society for Clinical Social Work Inc

    EIN 203339427 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Columbus Songwriters Association

    EIN 462535230 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Columbus Speech and Hearing Center

    EIN 314379449 · Headquarters: Dublin, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Columbus Table Tennis Club

    EIN 311228825 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Columbus Urban League

    EIN 314379453 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Columbus Veteran Fc

    EIN 874772857 · Headquarters: CANAL WINCHESTER, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. Columbus Water Polo

    EIN 465107726 · Headquarters: WESTERVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  53. Columbus Youth Foundation

    EIN 316034435 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Columbuscentral Ohio Building & Constn Trades

    EIN 314152910 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Columiana County Chapter K of C

    EIN 270802988 · Headquarters: Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Comanche Flyers Inc

    EIN 753185553 · Headquarters: East Palestine, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Comissioner Moe

    EIN 824842388 · Headquarters: Pomeroy, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Commemoratide Order of St Thomas of Acon

    EIN 943438057 · Headquarters: Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Commercial Club of Cincinnati

    EIN 316049993 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Commercial Real Estate Women Inc of Cleveland

    EIN 341598023 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Commission House Drivers Local 400

    EIN 340159950 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  62. Commission on Cemetery Preservation

    EIN 341771506 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Commission on Dental Testing in Oh

    EIN 310912529 · Headquarters: DUBLIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Commission on Ohio Dental Assistants Certification

    EIN 310999491 · Headquarters: Geneva, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Committe to Reelect Billy R Johnson

    EIN 472027350 · Headquarters: JEFFERSON, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  66. Committedwomengtic

    EIN 472479829 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Committee for Our Cleveland Metroparks

    EIN 920584213 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Committee for the Columbus Zoo Levy

    EIN 473121682 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  69. Committee in Support of Greenhills Police Levy

    EIN 273562471 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  70. Committee of Presidents of Statistical Societies

    EIN 931032026 · Headquarters: Waite Hill, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Committee to Elect Ann Womer-Benjamin

    EIN 460549224 · Headquarters: Aurora, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  72. Committee to Protect Injured Workers Widows and Orphans

    EIN 204721572 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  73. Commodore Perry Chapter of the Aaca

    EIN 274610673 · Headquarters: Elyria, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Common Good Ohio

    EIN 900920181 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  75. Common Ground the Cindy Nord Center for Renewal

    EIN 341838503 · Headquarters: OBERLIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Commons at Third Housing Inc

    EIN 562443058 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Communcation Workers of America

    EIN 352123107 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Communcation Workers of America Iue-cwa Local 88648

    EIN 208917147 · Headquarters: LOWELLVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Communication Workers Afl-cio Lu 54042 Nabet Local 42

    EIN 346555174 · Headquarters: BROOKLYN HTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  80. Communication Workers of America

    EIN 220919913 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Communication Workers of America

    EIN 237062410 · Headquarters: Sylvania, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Communication Workers of America

    EIN 251206837 · Headquarters: WARREN, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Communication Workers of America

    EIN 310239866 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Communication Workers of America

    EIN 310514630 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  85. Communication Workers of America

    EIN 314423202 · Headquarters: ATHENS, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Communication Workers of America

    EIN 314446480 · Headquarters: Grandview, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. Communication Workers of America

    EIN 316049241 · Headquarters: PORTSMOUTH, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Communication Workers of America

    EIN 316077779 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Communication Workers of America

    EIN 340669525 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Communication Workers of America

    EIN 340704734 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  91. Communication Workers of America

    EIN 340737588 · Headquarters: Lorain, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Communication Workers of America

    EIN 340982191 · Headquarters: DOVER, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Communication Workers of America

    EIN 341019101 · Headquarters: Bryan, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. Communication Workers of America

    EIN 341052547 · Headquarters: MANSFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Communication Workers of America

    EIN 344423556 · Headquarters: Fostoria, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Communication Workers of America

    EIN 346556050 · Headquarters: NEW BREMEN, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. Communication Workers of America

    EIN 346556051 · Headquarters: Delphos, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Communication Workers of America

    EIN 346572940 · Headquarters: WARREN, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Communication Workers of America

    EIN 352329193 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Communication Workers of America

    EIN 510232893 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

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