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. The Ohio State Universtiy

    EIN 333182013 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. The Ohio State Universtiy

    EIN 421722134 · Headquarters: Washington Court House, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. The Ohio Valley Flooring Group Medical Benefit Trust

    EIN 311000354 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. The Ohio Voter Fund

    EIN 043833810 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. The Old West End

    EIN 341293695 · Headquarters: Toledo, Ohio, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. The Oliver Family Foundation C/o Richard D Oliver

    EIN 311365209 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. The Open Door

    EIN 341555495 · Headquarters: Toledo, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. The Opera House Inc

    EIN 310996184 · Headquarters: MCCONNELSVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. The Orrville Area Development Foundation Incorporated

    EIN 341466085 · Headquarters: Orrville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. The Orwell Library Association

    EIN 340909091 · Headquarters: ORWELL, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. The Osherow Family Foundation

    EIN 346557733 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. The Ottawa-glandorf Rotary Club of District 6600

    EIN 364024569 · Headquarters: OTTAWA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. The Otto M Budig Family Foundation

    EIN 311411132 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  14. The Ottoville Mutual Telephone Company

    EIN 344466080 · Headquarters: Ottoville, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. The Outdoor Club Company

    EIN 341401721 · Headquarters: ANDOVER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. The Outreach Center

    EIN 311237106 · Headquarters: GALLIPOLIS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. The Paint Valley Band Boosters

    EIN 311091294 · Headquarters: BAINBRIDGE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. The Paintstone Foundation

    EIN 341538822 · Headquarters: MENTOR, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  19. The Panevin Foundation

    EIN 341894112 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  20. The Parker Gun Collectors Association Inc

    EIN 541725809 · Headquarters: FINDLAY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. The Pas Foundation

    EIN 341766667 · Headquarters: HUDSON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. The Pattison Foundation

    EIN 316205148 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  23. The Paul and Carol David Foundation

    EIN 341319236 · Headquarters: Canton, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. The Paul G Duke Foundation

    EIN 311045339 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. The Pax House

    EIN 473152895 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  26. The Payne Fund

    EIN 135563006 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. The Pearce Foundation

    EIN 346572300 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. The Penguin Club Inc

    EIN 237301468 · Headquarters: YOUNGSTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. The Peterloon Foundation

    EIN 316037801 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  30. The Peterman & Deminico Family Foundation Inc

    EIN 061308676 · Headquarters: MORELAND HILLS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  31. The Philada Home Fund C/o Ron Weitzenkorn Trustee

    EIN 310677810 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  32. The Philomatheon Society of the Blind of Canton Ohio Inc

    EIN 340733176 · Headquarters: CANTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. The Philomatheon Society Trust

    EIN 346528135 · Headquarters: CANTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. The Place Where the Lord Provides C

    EIN 341626284 · Headquarters: Youngstown, OH, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  35. The Playmaker Assist Foundation

    EIN 413172873 · Headquarters: LAKEWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. The Poland Cemetery Association

    EIN 340466555 · Headquarters: POLAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. The Poland Firemens Association Inc

    EIN 346557321 · Headquarters: Poland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. The Polly and John M Timken Jr Family Foundation

    EIN 341532625 · Headquarters: Canton, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. The Polo Club

    EIN 310558350 · Headquarters: SPRINGFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. The Port William Lions Club

    EIN 316061920 · Headquarters: Port William, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Portage Foundation

    EIN 341176817 · Headquarters: KENT, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. The Portsmouth Area Chamber of Commerce

    EIN 311378689 · Headquarters: PORTSMOUTH, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. The Powhatan Cemetery Association

    EIN 340470315 · Headquarters: POWHATAN POINT, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  44. The Presbyterian Chuch of Hamilton

    EIN 310576677 · Headquarters: HAMILTON, OH, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  45. The Private Foundation

    EIN 341639720 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. The Procter & Gamble Benefit Plan Trust

    EIN 311018491 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. The Procter & Gamble Retiree Benefit Trust

    EIN 311383353 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. The Province of St John the Baptist Of

    EIN 316064103 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  49. The Ragland Family Foundation

    EIN 311493613 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  50. The Rail Spur Outpost

    EIN 010937999 · Headquarters: ashtabula, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  51. The Rampage

    EIN 813908551 · Headquarters: Cable, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  52. The Rarden Daily Bread Inc

    EIN 850519557 · Headquarters: Rarden, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. The Raymond John Wean Foundation

    EIN 346505038 · Headquarters: WARREN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. The Rc Musson and Katharine Musson Charitable Foundation

    EIN 341549070 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. The Real Stepchild Radio of Cincinnati One

    EIN 237166845 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. The Reckoning International

    EIN 562454660 · Headquarters: Sugarcreek, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. The Recreation League of Cleveland C/o Wortzman & Gingerich Company

    EIN 341010902 · Headquarters: BEACHWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. The Reichard Family Foundation

    EIN 341339537 · Headquarters: WESTLAKE, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  59. The Reinberger Foundation

    EIN 346574879 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. The Research & Educational Foundation of the Ohio Hospital Association

    EIN 316060347 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. The Reuter Foundation

    EIN 341766081 · Headquarters: MIDDLEBURG HTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  62. The Rev H W Hargett Family Scholarship Fund

    EIN 341783357 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. The Rev Robert V Tobin Education Trust

    EIN 316406859 · Headquarters: CENTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. The Rho House Corporation of Kappa Kappa Gamma

    EIN 316051148 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. The Richard Clarke Foundation

    EIN 311117509 · Headquarters: West Chester, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  66. The Riding Centre

    EIN 310835665 · Headquarters: Yellow Springs, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. The Right to Life Society of Lima and Allen County Inc

    EIN 341510620 · Headquarters: LIMA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. The Robert B Picking Maude C Picking & Helen

    EIN 812996704 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  69. The Robert H Jentes Scholarship Fund

    EIN 346779406 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. The Robert Lee Harris Institute Global

    EIN 871283347 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. The Roemisch Family Foundation

    EIN 341322032 · Headquarters: WILLOUGHBY HILLS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. The Ron & Susan Shroder Family Foundation

    EIN 873224733 · Headquarters: WEST CHESTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  73. The Ronald & Paula Raymond Charitable Foundation

    EIN 471801889 · Headquarters: CHARDON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  74. The Roofers Joint Apprenticeship of the Mahoning Valley

    EIN 341400706 · Headquarters: VIENNA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. The Root of Athletes

    EIN 884204952 · Headquarters: Seven Hills, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  76. The Rotary Club of Barberton Ohio

    EIN 475240701 · Headquarters: BARBERTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  77. The Rotary Club of Batavia Ohio USA

    EIN 316032468 · Headquarters: Batavia, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. The Rotary Club of Dover

    EIN 340902830 · Headquarters: DOVER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. The Rotary Club of Jackson Township

    EIN 237183585 · Headquarters: CANTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. The Royal Scottish Country Dance Society Cincinnati Branch

    EIN 316117077 · Headquarters: Fairfield, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. The Russia Community Fire Co

    EIN 341191570 · Headquarters: RUSSIA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. The Ruth and Elmer Babin Foundation

    EIN 346510523 · Headquarters: BEACHWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. The Safety Council of Northwest Ohio

    EIN 340872610 · Headquarters: NORTHWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. The Saint Joseph Foundation

    EIN 742339653 · Headquarters: HOPEDALE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. The Salem Country Club Inc

    EIN 340506050 · Headquarters: SALEM, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. The Sara Beegle Child Day Care Center

    EIN 344429605 · Headquarters: GALION, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. The Schilling School for Gifted Children Inc

    EIN 311447685 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. The Schwebel Family Foundation

    EIN 341600311 · Headquarters: CANFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. The Scott & Fetzer Foundation

    EIN 346596076 · Headquarters: Westlake, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  90. The Sears Swetland Family Foundation

    EIN 346522143 · Headquarters: BRATENAHL, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. The Sekerak Family Foundation

    EIN 341688811 · Headquarters: WESTLAKE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  92. The Semi J & Ruth W Begun Foundation

    EIN 341594565 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. The Shackelford Family Foundation

    EIN 311418621 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. The Sharon Club Company

    EIN 340947418 · Headquarters: SHARON CENTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. The Sharon Elaine Johnson Foundatio N

    EIN 394492236 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. The Shelby County Fish and Game Association

    EIN 311343510 · Headquarters: Sidney, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. The Shield Club

    EIN 341424588 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  98. The Silver Family Foundation

    EIN 311410980 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. The Silverton Volunteer Firemens Protective Association

    EIN 310715675 · Headquarters: Silverton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. The Simon Family Foundation

    EIN 046077289 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

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