Nonprofits in Ohio

Nonprofits in Ohio. Browse 89,326 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. Ohio National Guard Association

    EIN 316049334 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Ohio National Guard Enlisted Association

    EIN 341206379 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Ohio National Road Association Inc

    EIN 020706175 · Headquarters: Zanesville, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Ohio Nationals Baseball Club

    EIN 842949365 · Headquarters: CLARKSVILLE, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  5. Ohio Native Plant Month

    EIN 842514200 · Headquarters: Shaker Heights, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Ohio Native Plant Society Inc

    EIN 341441505 · Headquarters: Newbury, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Ohio Natural Areas and Preserves Association

    EIN 455080814 · Headquarters: Johnstown, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Ohio Natural Energy Foundation

    EIN 208730980 · Headquarters: PATASKALA, OH, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  9. Ohio Natural Energy Institute

    EIN 311596043 · Headquarters: PATASKALA, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Ohio Nature Education

    EIN 311614564 · Headquarters: JOHNSTOWN, OH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Ohio Neighborhood Efforts

    EIN 331658383 · Headquarters: Columbus, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Ohio Neighborhood Preservation Association

    EIN 814770874 · Headquarters: Dublin, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Ohio Neonatal Nutritionists Inc C/o Andrea Adler

    EIN 472915955 · Headquarters: BEACHWOOD, OH, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Ohio Network for Innovation

    EIN 830704194 · Headquarters: MOUNT VERNON, OH, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Ohio Network for the Chemically Injured

    EIN 311668004 · Headquarters: Bowerston, OH, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Ohio Network of Children's Advocacy Centers

    EIN 010688897 · Headquarters: COLUMBUS, OH, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Ohio News Media Association

    EIN 314270700 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Ohio News Media Foundation

    EIN 310904715 · Headquarters: Columbus, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Ohio News Photographers Association Inc

    EIN 237328729 · Headquarters: Lakewood, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Ohio Newsboys Association Inc

    EIN 316401150 · Headquarters: COLUMBUS, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Ohio Newspaper Advertising Association

    EIN 113747283 · Headquarters: Canton, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  22. Ohio No Till Council

    EIN 311557238 · Headquarters: MINSTER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Ohio Norml

    EIN 010635202 · Headquarters: Lodi, OH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. Ohio North Coast Chapter No 36 of Vbob

    EIN 611593835 · Headquarters: ROCKY RIVER, OH, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  25. Ohio North Data Training

    EIN 932863700 · Headquarters: Rocky River, OH, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Ohio North East Health Systems Inc

    EIN 341609341 · Headquarters: Youngstown, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Ohio North State Referee Committee

    EIN 900428758 · Headquarters: NORTHFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Ohio Northern N-mens Association

    EIN 311341537 · Headquarters: ADA, OH, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  29. Ohio Northern University

    EIN 344429091 · Headquarters: Ada, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Ohio Northern University Lions Club

    EIN 431996499 · Headquarters: Ada, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  31. Ohio Northern University Ncpa Student Chapter

    EIN 203590174 · Headquarters: Ada, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. Ohio Northern Women's Assocation Allen County Chapter

    EIN 346558858 · Headquarters: WAPAKONETA, OH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  33. Ohio Now Education and Legal Fund

    EIN 311063950 · Headquarters: COLUMBUS, OH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Ohio Nu Alumni Corporation of the Sigma Phi Epsilon Fraternity

    EIN 346580184 · Headquarters: North Ridgeville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Ohio Numismatic Society Inc

    EIN 341599000 · Headquarters: Chagrin Falls, OH, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. Ohio Nurse Honor Guard of Adams and Brown Counties

    EIN 993720472 · Headquarters: Manchester, OH, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Ohio Nurses Association

    EIN 271613494 · Headquarters: Midvale, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Ohio Nurses Association

    EIN 314271640 · Headquarters: COLUMBUS, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Ohio Nurses Association District 10

    EIN 310397550 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  40. Ohio Nurses Association-phn of the Cuyahogo County Board of Health

    EIN 461817454 · Headquarters: Parma, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  41. Ohio Nurses Employees Association

    EIN 311456968 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Ohio Nurses Foundation

    EIN 311733451 · Headquarters: COLUMBUS, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Ohio Nursing Students Association

    EIN 061816739 · Headquarters: COLUMBUS, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Ohio Nut Growers Assoc

    EIN 310961696 · Headquarters: SUNBURY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Ohio Nutrition Council Inc

    EIN 310976522 · Headquarters: Lewis Center, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Ohio Ocean Foundation Inc

    EIN 823762992 · Headquarters: Canton, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Ohio Off-highway Motorcycle Association Inc

    EIN 334522910 · Headquarters: Swanton, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Ohio Office State Farm Activities Association Inc

    EIN 237256855 · Headquarters: NEWARK, OH, USA · Food, Agriculture & Nutrition · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  49. Ohio Oil & Gas Association

    EIN 314363514 · Headquarters: WORTHINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Ohio Oil Gas Safety Council Inc

    EIN 463106178 · Headquarters: COLUMBUS, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Ohio Olmstead Task Force

    EIN 274701847 · Headquarters: Gahanna, OH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Ohio Omicron Education Support Group Inc

    EIN 311185035 · Headquarters: Cincinnati, OH, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  53. Ohio Online Learning Coalition Inc

    EIN 843243933 · Headquarters: COLUMBUS, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Ohio Onsite Wastewater Association Inc

    EIN 311611660 · Headquarters: FRAZEYSBURG, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Ohio Operating Engineers Apprenticeship Fund

    EIN 316057717 · Headquarters: COLUMBUS, OH, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Ohio Operating Engineers Education and Safety Fund

    EIN 237258099 · Headquarters: COLUMBUS, OH, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Ohio Operating Engineers Health & Welfare Plan

    EIN 314446857 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Ohio Operation Lifesaver

    EIN 311176181 · Headquarters: DUBLIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. Ohio Operators Association

    EIN 331783339 · Headquarters: Akron, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Ohio Ophthalmological Society

    EIN 310921016 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. Ohio Optometric Association

    EIN 314442955 · Headquarters: WORTHINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Ohio Optometric Foundation Inc

    EIN 030504175 · Headquarters: WORTHINGTON, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Ohio Organization for the Advancement of Associate Degree Nu

    EIN 311167080 · Headquarters: Willoughby, OH, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  64. Ohio Organization of Practical Nurse Educators

    EIN 341325607 · Headquarters: Canton, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Ohio Oriental Culture Association

    EIN 261165205 · Headquarters: Pickerington, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Ohio Ornithological Society Incorporated

    EIN 300208866 · Headquarters: WESTERVILLE, OH, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Ohio Orthodox Charitable and Scholarship Foundation

    EIN 341458747 · Headquarters: North Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Ohio Orthopaedic Society

    EIN 311191338 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Ohio Orthotics & Prosthetics Assoc Inc

    EIN 311068080 · Headquarters: CLEVELAND, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ohio Osteopathic Association

    EIN 316049335 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Ohio Osteopathic Foundation

    EIN 237263316 · Headquarters: COLUMBUS, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Ohio Osteopathic Hospital Association

    EIN 311250394 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Ohio Osteopathic Political Action Committee

    EIN 316162266 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. Ohio Outdoor Historical Drama Association Inc

    EIN 341013005 · Headquarters: NEW PHILADELPHIA, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Ohio Outdoors Woman Inc

    EIN 311454711 · Headquarters: COLUMBUS, OH, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  76. Ohio Outlaws Fastpitch Inc

    EIN 371593164 · Headquarters: AURORA, OH, USA · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  77. Ohio Outlaws Softball

    EIN 475516728 · Headquarters: franklin, OH, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  78. Ohio Pain Initiative

    EIN 311311081 · Headquarters: Columbus, OH, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  79. Ohio Paint Horse Club Inc

    EIN 311043951 · Headquarters: DELAWARE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Ohio Panthers Basketball

    EIN 475422919 · Headquarters: Warren, OH, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Ohio Paralegals for Justice

    EIN 061718708 · Headquarters: Cincinati, OH, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  82. Ohio Parenting Collaborative

    EIN 851828345 · Headquarters: Cardington, OH, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Ohio Parents Network for the Education of Students with Disabil

    EIN 843707435 · Headquarters: Prospect, OH, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. Ohio Parkinson Foundation Northeast Region

    EIN 341816359 · Headquarters: INDEPENDENCE, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Ohio Parkinson Foundation Ohio 88-0231

    EIN 311220462 · Headquarters: COLUMBUS, OH, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  86. Ohio Parkinson Foundation Southwest Region Inc

    EIN 311427886 · Headquarters: Beavercreek, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  87. Ohio Parks & Recreation Association Foundation

    EIN 311183065 · Headquarters: WESTERVILLE, OH, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Ohio Parks and Recreation Association

    EIN 346556126 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Ohio Partners for Affordable Energy

    EIN 341877494 · Headquarters: FINDLAY, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Ohio Partners for Transformation

    EIN 320378793 · Headquarters: PARMA HEIGHTS, OH, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Ohio Passion Fastpitch

    EIN 452903476 · Headquarters: Waverly, OH, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Ohio Past Detachment Commanders Club Inc

    EIN 261685363 · Headquarters: Minerva, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ohio Patient Action Network

    EIN 201525969 · Headquarters: Columbus, OH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  94. Ohio Patient Network

    EIN 311762197 · Headquarters: Blue Ash, OH, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Ohio Patriot Guard

    EIN 800561208 · Headquarters: WEST CHESTER, OH, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  96. Ohio Patrolmen's Benevolent Association Inc

    EIN 341131531 · Headquarters: NORTH ROYALTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Ohio Pavement Preservation Association

    EIN 311722739 · Headquarters: COLUMBUS, OH, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  98. Ohio Pawnbrokers Association Inc

    EIN 461916350 · Headquarters: Norwood, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Ohio Paws with Purpose

    EIN 880718032 · Headquarters: WILLOUGHBY, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Ohio Pedal Pushers Bicycle Club

    EIN 824408343 · Headquarters: CLEVELAND, OH, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

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