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. Ohio State Grange of Patrons of Husbandry

    EIN 311319680 · Headquarters: Albany, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Ohio State Grange of Patrons of Husbandry

    EIN 311446120 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Ohio State Grange of Patrons of Husbandry

    EIN 311756397 · Headquarters: Caldwell, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  4. Ohio State Grange of Patrons of Husbandry

    EIN 316041951 · Headquarters: Logan, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Ohio State Grange of Patrons of Husbandry

    EIN 341186459 · Headquarters: West Farmington, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Ohio State Grange of Patrons of Husbandry

    EIN 341189143 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Ohio State Grange of Patrons of Husbandry

    EIN 341240361 · Headquarters: Nova, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Ohio State Grange of Patrons of Husbandry

    EIN 341241369 · Headquarters: Robertsville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Ohio State Grange of Patrons of Husbandry

    EIN 341267032 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Ohio State Grange of Patrons of Husbandry

    EIN 341407032 · Headquarters: Celina, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Ohio State Grange of Patrons of Husbandry

    EIN 341415340 · Headquarters: Mansfield, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Ohio State Grange of Patrons of Husbandry

    EIN 341417306 · Headquarters: Maplewood, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Ohio State Grange of Patrons of Husbandry

    EIN 341493619 · Headquarters: Bloomingdale, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  14. Ohio State Grange of Patrons of Husbandry

    EIN 341601551 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Ohio State Grange of Patrons of Husbandry

    EIN 341689337 · Headquarters: Coldwater, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Ohio State Grange of Patrons of Husbandry

    EIN 341941904 · Headquarters: Bidwell, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Ohio State Grange of Patrons of Husbandry

    EIN 346542662 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Ohio State Grange of Patrons of Husbandry

    EIN 371449772 · Headquarters: Fredericktown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Ohio State Grange of Patrons of Husbandry

    EIN 452571366 · Headquarters: East Palestine, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Ohio State Grange of Patrons of Husbandry

    EIN 461879864 · Headquarters: Edison, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Ohio State Grange of Patrons of Husbandry

    EIN 510158400 · Headquarters: Crestline, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Ohio State Grange of Patrons of Husbandry

    EIN 770679494 · Headquarters: Utica, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Ohio State Grange of Patrons of Husbandry

    EIN 800304067 · Headquarters: Barnesville, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Ohio State Grange of Patrons of Husbandry

    EIN 800512835 · Headquarters: Madison, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Ohio State Grange of Patrons of Husbandry

    EIN 900432282 · Headquarters: NORTH RIDGEVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Ohio State Grange of Patrons of Husbandry

    EIN 900791369 · Headquarters: Stonecreek, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Ohio State Grange Shared Group

    EIN 800780795 · Headquarters: Fredericktown, OH, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  28. Ohio State Highway Patrol Retirees Association

    EIN 310904475 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Ohio State Joint Council 25 Service Employees International Union

    EIN 340871935 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Ohio State Medical Assoc Alliance

    EIN 237016059 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Ohio State Medical Assoc Alliance

    EIN 237016074 · Headquarters: Chardon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Ohio State Medical Assoc Alliance

    EIN 237349611 · Headquarters: WARREN, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  33. Ohio State Medical Assoc Alliance

    EIN 310728676 · Headquarters: KETTERING, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Ohio State Medical Association

    EIN 314364893 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Ohio State Medical Association (Osma) Foundation

    EIN 310907287 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Ohio State Moose Assoc

    EIN 310938353 · Headquarters: GALION, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Ohio State Officers Club Nsdar

    EIN 346593457 · Headquarters: Englewood, OH, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  38. Ohio State Org of the Good Sam Club

    EIN 311264385 · Headquarters: WOOSTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  39. Ohio State Organization - DKG

    EIN 340772598 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Ohio State Orthodontics Interest Group

    EIN 922889868 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. Ohio State Plumbers & Pipefitters Health and Welfare Fund

    EIN 237169770 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Ohio State Radiological Society C/o Dr Yogesh Patel

    EIN 346558862 · Headquarters: GROVE CITY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Ohio State Snowmobile Assoc Inc

    EIN 341699335 · Headquarters: CONCORD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Ohio State Society of Enrolled Agents

    EIN 311453544 · Headquarters: LEWIS CENTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Ohio State Tractor Pullers Association Inc

    EIN 311196867 · Headquarters: MEDINA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Ohio State Trappers Association Inc OSTA

    EIN 341205429 · Headquarters: Cedarville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Ohio State Trapshooting Association Inc

    EIN 310650972 · Headquarters: WAVERLY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Ohio State Troopers' Association

    EIN 311453938 · Headquarters: GAHANNA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Ohio State Univeristy

    EIN 921912616 · Headquarters: Geneva, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Ohio State University

    EIN 271940939 · Headquarters: Logan, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  51. Ohio State University

    EIN 300961202 · Headquarters: Millersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  52. Ohio State University

    EIN 300978675 · Headquarters: Woodsfield, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  53. Ohio State University

    EIN 301337029 · Headquarters: West Union, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Ohio State University

    EIN 320530449 · Headquarters: Urbana, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Ohio State University

    EIN 352315685 · Headquarters: Washington Court House, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Ohio State University

    EIN 352316179 · Headquarters: Blanchester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ohio State University

    EIN 352503286 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Ohio State University

    EIN 352527733 · Headquarters: Waynesville, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  59. Ohio State University

    EIN 352528991 · Headquarters: Hillsboro, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ohio State University

    EIN 352553864 · Headquarters: McArthur, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Ohio State University

    EIN 352554845 · Headquarters: Coshocton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Ohio State University

    EIN 352555276 · Headquarters: Norwalk, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ohio State University

    EIN 352557464 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Ohio State University

    EIN 352558157 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  65. Ohio State University

    EIN 352560613 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Ohio State University

    EIN 352562430 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Ohio State University

    EIN 352576613 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Ohio State University

    EIN 352581902 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Ohio State University

    EIN 352582622 · Headquarters: Litchfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ohio State University

    EIN 352583424 · Headquarters: Urbana, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Ohio State University

    EIN 352583905 · Headquarters: Norwalk, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Ohio State University

    EIN 352583919 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Ohio State University

    EIN 352586254 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Ohio State University

    EIN 352587831 · Headquarters: Urbana, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  75. Ohio State University

    EIN 352590675 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Ohio State University

    EIN 364587473 · Headquarters: Millersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Ohio State University

    EIN 364785436 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Ohio State University

    EIN 364803026 · Headquarters: West Union, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  79. Ohio State University

    EIN 364804339 · Headquarters: Lebanon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Ohio State University

    EIN 364806989 · Headquarters: Wauseon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Ohio State University

    EIN 364809045 · Headquarters: Ravenna, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  82. Ohio State University

    EIN 364809577 · Headquarters: Jefferson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Ohio State University

    EIN 364830758 · Headquarters: georgetown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Ohio State University

    EIN 364835336 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Ohio State University

    EIN 364854492 · Headquarters: South Amherst, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Ohio State University

    EIN 371668124 · Headquarters: Sardis, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Ohio State University

    EIN 371760052 · Headquarters: Newark, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Ohio State University

    EIN 371803972 · Headquarters: PAINESVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  89. Ohio State University

    EIN 371820888 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Ohio State University

    EIN 384024954 · Headquarters: Dover, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Ohio State University

    EIN 384025808 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  92. Ohio State University

    EIN 394850762 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ohio State University

    EIN 412415860 · Headquarters: Roseville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Ohio State University

    EIN 412439896 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Ohio State University

    EIN 412500308 · Headquarters: Circleville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Ohio State University

    EIN 412543309 · Headquarters: Steubenville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Ohio State University

    EIN 412552846 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Ohio State University

    EIN 412563137 · Headquarters: Logan, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Ohio State University

    EIN 412570591 · Headquarters: Steubenville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Ohio State University

    EIN 412735052 · Headquarters: Circleville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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