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 Univeristy

    EIN 843313900 · Headquarters: Burton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. The Ohio State Univeristy

    EIN 843320009 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. The Ohio State Univeristy

    EIN 843325167 · Headquarters: Gallipolis, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. The Ohio State Univeristy

    EIN 843343363 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. The Ohio State Univeristy

    EIN 843343449 · Headquarters: Lucasville, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  6. The Ohio State Univeristy

    EIN 843350750 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. The Ohio State Univeristy

    EIN 843352351 · Headquarters: Canfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. The Ohio State Univeristy

    EIN 843362632 · Headquarters: Stonecreek, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. The Ohio State Univeristy

    EIN 843364292 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. The Ohio State Univeristy

    EIN 843398084 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. The Ohio State Univeristy

    EIN 843412188 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. The Ohio State Univeristy

    EIN 843415243 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. The Ohio State Univeristy

    EIN 843424102 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. The Ohio State Univeristy

    EIN 843432000 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. The Ohio State Univeristy

    EIN 843467796 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. The Ohio State Univeristy

    EIN 843469490 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. The Ohio State Univeristy

    EIN 843469920 · Headquarters: Dover, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. The Ohio State Univeristy

    EIN 843470038 · Headquarters: Strasburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. The Ohio State Univeristy

    EIN 843470207 · Headquarters: Dover, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. The Ohio State Univeristy

    EIN 843470665 · Headquarters: Mineral City, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Ohio State Univeristy

    EIN 843471027 · Headquarters: Tuscarawas, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. The Ohio State Univeristy

    EIN 843471432 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. The Ohio State Univeristy

    EIN 843472679 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  24. The Ohio State Univeristy

    EIN 843474427 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. The Ohio State Univeristy

    EIN 843481459 · Headquarters: Newcomerstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. The Ohio State Univeristy

    EIN 843482735 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. The Ohio State Univeristy

    EIN 843487173 · Headquarters: Uhrichsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. The Ohio State Univeristy

    EIN 843494902 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. The Ohio State Univeristy

    EIN 843509146 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. The Ohio State Univeristy

    EIN 843512847 · Headquarters: Newcomerstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. The Ohio State Univeristy

    EIN 843525489 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. The Ohio State Univeristy

    EIN 843537180 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. The Ohio State Univeristy

    EIN 843542737 · Headquarters: Somerset, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. The Ohio State Univeristy

    EIN 843580623 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The Ohio State Univeristy

    EIN 843585304 · Headquarters: Fairfield, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  36. The Ohio State Univeristy

    EIN 843628954 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. The Ohio State Univeristy

    EIN 843629047 · Headquarters: Newton Falls, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. The Ohio State Univeristy

    EIN 843656510 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. The Ohio State Univeristy

    EIN 843663947 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. The Ohio State Univeristy

    EIN 843664876 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Ohio State Univeristy

    EIN 843664961 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. The Ohio State Univeristy

    EIN 843678072 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. The Ohio State Univeristy

    EIN 843682507 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. The Ohio State Univeristy

    EIN 843682613 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. The Ohio State Univeristy

    EIN 843689142 · Headquarters: Londonderry, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. The Ohio State Univeristy

    EIN 843690399 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. The Ohio State Univeristy

    EIN 843694491 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. The Ohio State Univeristy

    EIN 843703085 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. The Ohio State Univeristy

    EIN 843711241 · Headquarters: Canfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. The Ohio State Univeristy

    EIN 843740411 · Headquarters: Thornville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. The Ohio State Univeristy

    EIN 843743843 · Headquarters: Celina, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. The Ohio State Univeristy

    EIN 843754286 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. The Ohio State Univeristy

    EIN 843767133 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. The Ohio State Univeristy

    EIN 843770338 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. The Ohio State Univeristy

    EIN 843804665 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. The Ohio State Univeristy

    EIN 843825288 · Headquarters: Bowling Green, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. The Ohio State Univeristy

    EIN 843827204 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  58. The Ohio State Univeristy

    EIN 843830633 · Headquarters: Canfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. The Ohio State Univeristy

    EIN 843834815 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  60. The Ohio State University

    EIN 010809471 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. The Ohio State University

    EIN 020607752 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. The Ohio State University

    EIN 020731523 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. The Ohio State University

    EIN 141958877 · Headquarters: Millersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. The Ohio State University

    EIN 142011307 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. The Ohio State University

    EIN 200190796 · Headquarters: Felicity, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  66. The Ohio State University

    EIN 200277134 · Headquarters: Urbana, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. The Ohio State University

    EIN 200742915 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. The Ohio State University

    EIN 201923558 · Headquarters: Upper Sandusky, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. The Ohio State University

    EIN 202128534 · Headquarters: Troy, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. The Ohio State University

    EIN 202271788 · Headquarters: Marysville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. The Ohio State University

    EIN 202333102 · Headquarters: TIFFIN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. The Ohio State University

    EIN 202840492 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. The Ohio State University

    EIN 202952303 · Headquarters: Washington Court House, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. The Ohio State University

    EIN 203299677 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  75. The Ohio State University

    EIN 203699732 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. The Ohio State University

    EIN 203888595 · Headquarters: Urbana, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. The Ohio State University

    EIN 204482076 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  78. The Ohio State University

    EIN 204583684 · Headquarters: Wapakoneta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. The Ohio State University

    EIN 204826098 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  80. The Ohio State University

    EIN 204995938 · Headquarters: Owensville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. The Ohio State University

    EIN 205328600 · Headquarters: Burton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. The Ohio State University

    EIN 208421376 · Headquarters: Carrollton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. The Ohio State University

    EIN 208685784 · Headquarters: Mechanicstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. The Ohio State University

    EIN 261249441 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. The Ohio State University

    EIN 261250616 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. The Ohio State University

    EIN 261255683 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. The Ohio State University

    EIN 261285099 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. The Ohio State University

    EIN 261295883 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. The Ohio State University

    EIN 261357101 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. The Ohio State University

    EIN 261366022 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. The Ohio State University

    EIN 261376678 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. The Ohio State University

    EIN 261385255 · Headquarters: Wapakoneta, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  93. The Ohio State University

    EIN 261393389 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. The Ohio State University

    EIN 261397360 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. The Ohio State University

    EIN 261405436 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. The Ohio State University

    EIN 261407480 · Headquarters: Wapakoneta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. The Ohio State University

    EIN 261408739 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. The Ohio State University

    EIN 261411213 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. The Ohio State University

    EIN 261414899 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. The Ohio State University

    EIN 261416129 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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