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. Hillel Foundation at Ohio Univ

    EIN 521758797 · Headquarters: Athens, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Hilliard Area Chamber of Commerce

    EIN 237244485 · Headquarters: HILLIARD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Hilliard Chapter No 1076 Women of the Moose

    EIN 310942432 · Headquarters: Hilliard, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Hilliard Education Association

    EIN 237085490 · Headquarters: HILLIARD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Hilliard Education Foundation

    EIN 311206247 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Hilliard Food Pantry Plus

    EIN 237159829 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Hilliard Girls Softball Association

    EIN 311378975 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Hilliard Lodge No 2236 Loyal Order of Moose

    EIN 310834817 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Hilliard Ohio Historical Society

    EIN 237098548 · Headquarters: Hilliard, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Hilliard Ohio Soccer Association

    EIN 311296984 · Headquarters: HILLIARD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Hillsboro Cemetery Association Inc

    EIN 310319480 · Headquarters: Hillsboro, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Hillsboro Community Improvement Cor

    EIN 861912435 · Headquarters: Hillsboro, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Hillsboro Education Association

    EIN 311083446 · Headquarters: Hillsboro, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Hilltop Conservation Club Inc

    EIN 311081252 · Headquarters: columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Hilltop Cowboys Athletic Association

    EIN 311030193 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Hilltop Education Corporation

    EIN 460759007 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Hilltop Hikers

    EIN 341788311 · Headquarters: Massillon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Hilltop Sportsman Club Inc

    EIN 316050794 · Headquarters: Orient, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Hilton Fyle Ministry

    EIN 562305184 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  20. Himss Central and Southern Ohio Chapter

    EIN 364432105 · Headquarters: Mason, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Hinckley Backyard Buzzards 4-H Club of Medina County

    EIN 352400308 · Headquarters: Hinckley, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  22. Hinckley Car Club

    EIN 881795315 · Headquarters: Hinckley, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  23. Hinckley Elementary Parent-teacher Organization

    EIN 341318397 · Headquarters: Hinckley, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Hinckley Firemans Association

    EIN 341418744 · Headquarters: Hinckley, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Hinckley Historical Society Incorporated

    EIN 341605451 · Headquarters: Hinckley, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Hindmanjames C Ag# 75-0120

    EIN 346521350 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  27. Hinman Family Charitable Trust

    EIN 836389499 · Headquarters: BERLIN HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  28. Hioaks Boat Club Inc

    EIN 341038752 · Headquarters: BERLIN CENTER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Hippolyte Kirchen Tw

    EIN 156013236 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  30. Hiram College Property Management Inc

    EIN 341676973 · Headquarters: HIRAM, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Hiram Masonic Lodge #18 F & Am

    EIN 314116240 · Headquarters: DELAWARE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Hiram Riders Wsmra

    EIN 464591959 · Headquarters: CRIDERSVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  33. His Hands Extended Ministry

    EIN 341724587 · Headquarters: Warren, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  34. His Husky House Foundation

    EIN 333075585 · Headquarters: Groveport, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  35. Hispanic Urban Minority Alcholism and Drug Abuse Outreach Program Inc

    EIN 341622274 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Hissong Group Inc Health Benefit Plan

    EIN 341397565 · Headquarters: Bath, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  37. Historic Gateway Neighborhood Corporation

    EIN 341647831 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Historic Hamilton Incorporated

    EIN 310960734 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Historic Hudson Community Association

    EIN 311385224 · Headquarters: Newark, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  40. Historic Lyme Village

    EIN 341271507 · Headquarters: BELLEVUE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Historic Perrysburg Inc

    EIN 341267696 · Headquarters: Perrysburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Historic South Park Inc

    EIN 311308721 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Historical Construction

    EIN 341577483 · Headquarters: BOWLING GREEN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Historical Engine Society

    EIN 341184463 · Headquarters: Chardon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Historical Society of Columbiana and Fairfield Township Inc

    EIN 346542645 · Headquarters: Columbiana, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Historical Society of Grand Rapids Ohio

    EIN 341203756 · Headquarters: Grand Rapids, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Historical Society of Mount Pleasant Ohio Inc

    EIN 346544979 · Headquarters: Mt Pleasant, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  48. Historical Society of Old Brooklyn

    EIN 341524982 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Hitchcock Center for Women Inc

    EIN 341264097 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Hively Cemetery Association

    EIN 320348258 · Headquarters: West Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  51. Hmh Foundation

    EIN 270196418 · Headquarters: CUYAHOGA FALLS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Hobart Institute of Welding Technology

    EIN 316032186 · Headquarters: TROY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Hockey Players for Kids Inc

    EIN 271117150 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Hocking County Community Improvement Corporation

    EIN 310708500 · Headquarters: LOGAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Hocking County Farm Bureau

    EIN 316050187 · Headquarters: Circleville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Hocking County Historical Society Inc

    EIN 237044355 · Headquarters: Logan, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Hocking County Vetran Riders

    EIN 474115600 · Headquarters: Logan, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. Hocking Hills Caprine Classic Boer Goat Show

    EIN 471052339 · Headquarters: LOGAN, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Hocking Hills Chamber of Commerce

    EIN 314419667 · Headquarters: Logan, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Hocking Hills Tourism Assocation

    EIN 311383745 · Headquarters: LOGAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Hocking Housing Managment Inc

    EIN 311271501 · Headquarters: Logan, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. Hocking Technical College Education Association

    EIN 311263688 · Headquarters: nelsonville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Hocking Technical College Education Association

    EIN 311422456 · Headquarters: Nelsonville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Hocking Valley Community Hospital Memorial Fund Inc

    EIN 310984513 · Headquarters: LOGAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Hocking Valley Industries Inc

    EIN 311007634 · Headquarters: LOGAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Hocking Valley Model Rairoaders

    EIN 311034351 · Headquarters: Lancaster, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Hocking Valley Sportman Assc Inc

    EIN 311468342 · Headquarters: ATHENS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Hoffman H Theodore Charitable Tr

    EIN 326517703 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  69. Hofsas Fbo 1St Baptist Norristown Tw

    EIN 616593864 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. Holcomb Cemetery Association Inc

    EIN 203464569 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  71. Holgate Teachers Association

    EIN 341472768 · Headquarters: Holgate, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Holland American Club Inc

    EIN 310918904 · Headquarters: Kettering, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Holland Parent Council

    EIN 237320609 · Headquarters: Holland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Holland Pickleball Club Llc

    EIN 812991641 · Headquarters: Holland, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. Holland Springfield Spencer Historical Society

    EIN 311551059 · Headquarters: Holland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Holland-Bond Post No 7576 Veterans

    EIN 341490821 · Headquarters: Vermilion, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Hollansburg-harrison Township Cemetery

    EIN 311129941 · Headquarters: Hollansburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Holliday Independent Parent Teachers Organization

    EIN 316087098 · Headquarters: Moraine, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  79. Holloway Volunteer Fire Department

    EIN 341470902 · Headquarters: HOLLOWAY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Holly Hills Little League

    EIN 341420294 · Headquarters: MIDDLEBRANCH, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  81. Holmes County Antique Festival Inc

    EIN 341055540 · Headquarters: MILLERSBURG, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Holmes County Beef Barn Improvement Fund

    EIN 341937539 · Headquarters: Lakeville, OH, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  83. Holmes County Chamber of Commerce

    EIN 341413566 · Headquarters: MILLERSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  84. Holmes County Farm Bureau

    EIN 316033347 · Headquarters: Zanesville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Holmes County Habitat for Humanity Inc

    EIN 341776542 · Headquarters: MILLERSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Holmes County Historical Society

    EIN 237011715 · Headquarters: MILLERSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Holmes County Retired Teachers Association

    EIN 341452807 · Headquarters: Millersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. Holmes-Wayne Electric Cooperative

    EIN 340294570 · Headquarters: Millersburg, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Holsey Gates Residence Preservation Foundation

    EIN 341279724 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  90. Holy Family Catholic Home Educators

    EIN 811027739 · Headquarters: Norwood, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Holy Family Parish St Vincent De Paul Conference

    EIN 263159833 · Headquarters: MIDDLETOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Holy Trinity Conference

    EIN 263028231 · Headquarters: Batavia, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Holzer Heritage Foundation

    EIN 310927482 · Headquarters: GALLIPOLIS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Homan Foundation

    EIN 237038734 · Headquarters: NORWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Home Benefit Association

    EIN 346530304 · Headquarters: New Bremen, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Home Builders Assoc of Greater Tole

    EIN 340968562 · Headquarters: PERRYSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Home Builders Association Charitable Foundation

    EIN 341611941 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. Home Builders Association of Dayton

    EIN 310507677 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Home Builders Association of Erie County

    EIN 341606798 · Headquarters: SANDUSKY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Home Builders Association of Findlay

    EIN 344491815 · Headquarters: FINDLAY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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