Nonprofits in Oak Harbor, Ohio

Nonprofits in Oak Harbor, Ohio. Browse 96 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. 4-H Clubs & Affiliated 4-H Organizations

    EIN 204396004 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  2. 4-H Clubs & Affiliated 4-H Organizations

    EIN 270633716 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. 4-H Clubs & Affiliated 4-H Organizations

    EIN 300458241 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  4. 4-H Clubs & Affiliated 4-H Organizations

    EIN 300462704 · Headquarters: Oak HArbor, OH, US · Youth Development · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  5. 4-H Clubs & Affiliated 4-H Organizations

    EIN 320373661 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  6. 4-H Clubs & Affiliated 4-H Organizations

    EIN 452675855 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  7. 4-H Clubs & Affiliated 4-H Organizations

    EIN 912031598 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. American Legion Auxiliary

    EIN 320239929 · Headquarters: OAK HARBOR, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. American Legion Post 114

    EIN 300568413 · Headquarters: OAK HARBOR, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Austin Joseph Case Foundation

    EIN 871867297 · Headquarters: Oak Harbor, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  11. B-c-s Educational Foundation

    EIN 260622471 · Headquarters: OAK HARBOR, OH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Bay Township Volunteer Fire Department Social Association Inc

    EIN 341503498 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Bcs Food Pantry at St Paul Ucc Inc

    EIN 854314330 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Black Swamp Bird Observatory

    EIN 341702076 · Headquarters: OAK HARBOR, OH, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Carroll Township Volunteer Emergency Medical and Fire Service

    EIN 341292534 · Headquarters: OAK HARBOR, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Clothing Corral Inc

    EIN 833441240 · Headquarters: Oak Harbor, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Community Improvement Corporation of Ottawa County

    EIN 340971995 · Headquarters: OAK HARBOR, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Concerned Citizens for Oak Harbor Area

    EIN 341447561 · Headquarters: OAK HARBOR, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Cultivate the Clover of Ottawa County

    EIN 474999592 · Headquarters: Oak Harbor, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Davis-besse Employee Association

    EIN 341904477 · Headquarters: Oak Harbor, OH, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. For God Family Country

    EIN 831705526 · Headquarters: OAK HARBOR, OH, USA · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  22. Free & Accepted Masons of Ohio

    EIN 237254421 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Friends of Ottawa National Wildlife Refuge

    EIN 341904821 · Headquarters: OAK HARBOR, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Friends of Sabroske Inc

    EIN 311442924 · Headquarters: OAK HARBOR, OH, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. International Association of Lions Clubs

    EIN 341196352 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. International Association of Lions Clubs

    EIN 341318707 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Jacobs Joy

    EIN 843274276 · Headquarters: Oak Harbor, OH, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Knights Templar of the United States of America

    EIN 237619278 · Headquarters: Oak Harbor, OH, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Ladies Auxiliary to the Vfw Dept of Ohio

    EIN 043853001 · Headquarters: Oak Harbor, OH, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  30. Leadership Ottawa County Inc

    EIN 203657692 · Headquarters: Oak Harbor, OH, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  31. Mercy Tree Haiti

    EIN 851468918 · Headquarters: Oak Harbor, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Mid-county E M T Association

    EIN 341344726 · Headquarters: OAK HARBOR, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Midwest Medical Mission Inc

    EIN 341341166 · Headquarters: Oak Harbor, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Military Order of Cootie Aux 45

    EIN 872084386 · Headquarters: Oak harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Mrs Mabs

    EIN 934489001 · Headquarters: Oak Harbor, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. North American Banding Council

    EIN 680439742 · Headquarters: Oak Harbor, OH, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  37. Oak Harbor Amateur Wrestling Club

    EIN 341878197 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Oak Harbor Area Chamber of Commerce

    EIN 341088635 · Headquarters: OAK HARBOR, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Oak Harbor Athletic Boosters Inc

    EIN 208024850 · Headquarters: OAK HARBOR, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Oak Harbor Chamber Foundation Inc

    EIN 454223751 · Headquarters: OAK HARBOR, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Oak Harbor Cheerleading Boosters Inc

    EIN 208131469 · Headquarters: Oak Harbor, OH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Oak Harbor Conservation Club Inc

    EIN 510173777 · Headquarters: Oak Harbor, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Oak Harbor Conservation Wildlife Restoration

    EIN 341671100 · Headquarters: Oak Harbor, OH, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Oak Harbor Development Group

    EIN 471588772 · Headquarters: OAK HARBOR, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Oak Harbor Little League

    EIN 341766798 · Headquarters: OAK HARBOR, OH, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  46. Oak Harbor Log Cabin Association

    EIN 061828220 · Headquarters: Oak Harbor, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Oak Harbor Young Farmers Foundation

    EIN 473086552 · Headquarters: OAK HARBOR, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Oh Humble Gardens Inc

    EIN 991198091 · Headquarters: Oak Harbor, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Ohio Classroom Foundation Inc

    EIN 262560718 · Headquarters: Oak Harbor, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Ohio County & Independent Fair - Ottawa County

    EIN 346570428 · Headquarters: OAK HARBOR, OH, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Ohio Federation of Mothers of Twins Clubs Inc

    EIN 346582685 · Headquarters: Oak Harbor, OH, US · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  52. Ohio State University

    EIN 821305246 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Ohio State University

    EIN 821313767 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  54. Ohio State University

    EIN 821316512 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Ohio State University

    EIN 821338565 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Ohio State University

    EIN 821463589 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ohio State University

    EIN 821465954 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Ohio State University

    EIN 821469570 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  59. Ohio State University

    EIN 821469944 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ohio State University

    EIN 822341715 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Ohio State University

    EIN 822479920 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Ohio State University

    EIN 822518385 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  63. Ohio State University

    EIN 822537158 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Ohio State University

    EIN 822725106 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Ohio State University

    EIN 844587568 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  66. Ohio State University The

    EIN 873188253 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Ottawa County Business Advisory Council

    EIN 473620708 · Headquarters: OAK HARBOR, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Ottawa County Riverview Nursing Home Auxiliary

    EIN 341439359 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Portage Fire District Fire Fighters Association Inc

    EIN 341477012 · Headquarters: OAK HARBOR, OH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Portage River Association Inc

    EIN 392991468 · Headquarters: Oak Harbor, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Riders Unlimited Inc

    EIN 311556902 · Headquarters: OAK HARBOR, OH, USA · Health Care · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  72. Riverview Industries Inc

    EIN 341152829 · Headquarters: OAK HARBOR, OH, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Rocket Football Club

    EIN 991722156 · Headquarters: OAK HARBOR, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Rotary International

    EIN 341920885 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Royal Arch Masons of Ohio

    EIN 237123572 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sand Beach Association Inc

    EIN 346563641 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. St John Endowment Trust Fund Inc

    EIN 861448469 · Headquarters: OAK HARBOR, OH, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. The Ohio State Univeristy

    EIN 842816638 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. The Ohio State University

    EIN 320000333 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. The Ohio State University

    EIN 474049506 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. The Ohio State University

    EIN 474412552 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. The Ohio State University

    EIN 821465453 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. The Ohio State University

    EIN 821663706 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. The Ohio State University

    EIN 822482225 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. The Ohio State University

    EIN 822609703 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. The Ohio State University

    EIN 824573793 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. The Ohio State University

    EIN 881218232 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. The Ohio State University

    EIN 900749425 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. The Ohio State University

    EIN 921305345 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. The Ohio State University

    EIN 922119704 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. The Ohio State University

    EIN 990573455 · Headquarters: Oak Harbor, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Todd Hablitzel Do It Best for Bcs

    EIN 392701911 · Headquarters: OAK HARBOR, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Town and Country Garden Club

    EIN 341784460 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  94. United States Bowling Congress Inc

    EIN 651279564 · Headquarters: OAK HARBOR, OH, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  95. Veterans of Foreign Wars of the United States Department of Ohio

    EIN 346543584 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Willow Haven

    EIN 611951587 · Headquarters: OAK HARBOR, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N