Nonprofits in Ohio

Nonprofits in Ohio. Browse 89,326 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. International Longshoremens Association

    EIN 341592662 · Headquarters: Conneaut, OH, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  2. International Longshoremens Association

    EIN 346576093 · Headquarters: Geneva, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. International Longshoremens Association

    EIN 651209542 · Headquarters: Holland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. International Maillard Reaction Society

    EIN 061744765 · Headquarters: CLEVELAND, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. International Marine Animal Trainers Association

    EIN 330588569 · Headquarters: COPLEY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. International Medical Health Organization (Imho) Corporation

    EIN 593779465 · Headquarters: Worthington, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. International Men of Excellence Inc

    EIN 364513775 · Headquarters: Cleveland heights, OH, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. International Mission for Children

    EIN 474715181 · Headquarters: Cincinnati, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  9. International Missionary Resources

    EIN 271152950 · Headquarters: Crestline, OH, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  10. International Model Power Boat Association Inc

    EIN 351582618 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. International Montessori Training Institute of Ohio

    EIN 842975141 · Headquarters: MADISON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. International Mountain Bicycling Association

    EIN 454774352 · Headquarters: Oakwood, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. International Mountain Bicycling Association

    EIN 455447959 · Headquarters: Boardman, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. International Mountain Bicycling Association

    EIN 461287249 · Headquarters: Hudson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. International Mountain Bicycling Association-Colorado

    EIN 470953309 · Headquarters: Athens, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. International Movement of Prayer and Meditation

    EIN 881737087 · Headquarters: NEWTON FALLS, OH, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. International Nature Loving Association of Columbus Ohio Inc

    EIN 273888723 · Headquarters: Columbus, OH, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  18. International Network of Stem for the Blind and Low-vision Inc

    EIN 920912331 · Headquarters: Columbus, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. International Nuclear Security Corporation

    EIN 851414903 · Headquarters: Mantua, OH, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. International Order of Saint Luke the Physician

    EIN 202254647 · Headquarters: NORTH OLMSTED, OH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. International Order of the Blue Gavel

    EIN 920441704 · Headquarters: Mentor, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. International Order of the Blue Gavel Edgewater Chapter

    EIN 833410518 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. International Order of the Kings Daughters and Sons Silver Cross

    EIN 346540741 · Headquarters: Bowling Green, OH, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. International Order of the Rainbow Girls

    EIN 237139061 · Headquarters: North Olmsted, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. International Order of the Rainbow Girls

    EIN 237139589 · Headquarters: Dayton, OH, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  26. International Order of the Rainbow Girls

    EIN 237139616 · Headquarters: Rootstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. International Order of the Rainbow Girls

    EIN 237140932 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. International Order of the Rainbow Girls

    EIN 237140941 · Headquarters: Euclid, OH, US · Youth Development · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  29. International Order of the Rainbow Girls

    EIN 237141137 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. International Order of the Rainbow Girls

    EIN 237142020 · Headquarters: Xenia, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  31. International Order of the Rainbow Girls

    EIN 237142021 · Headquarters: Warren, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. International Order of the Rainbow Girls

    EIN 237142029 · Headquarters: Holland, OH, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  33. International Order of the Rainbow Girls

    EIN 237143860 · Headquarters: Painesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. International Order of the Rainbow Girls

    EIN 237143982 · Headquarters: New Carlisle, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  35. International Order of the Rainbow Girls

    EIN 237144022 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. International Order of the Rainbow Girls

    EIN 237144900 · Headquarters: Rossford, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. International Order of the Rainbow Girls

    EIN 237144907 · Headquarters: Mason, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. International Order of the Rainbow Girls

    EIN 237144915 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. International Order of the Rainbow Girls

    EIN 237208075 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. International Order of the Rainbow Girls

    EIN 237507653 · Headquarters: Amelia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. International Order of the Rainbow Girls

    EIN 237507664 · Headquarters: Williamsburg, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. International Order of the Rainbow Girls

    EIN 237507666 · Headquarters: Alexandria, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. International Order of the Rainbow Girls

    EIN 237507675 · Headquarters: Genoa, OH, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  44. International Order of the Rainbow Girls

    EIN 237507682 · Headquarters: Circleville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. International Order of the Rainbow Girls

    EIN 237507684 · Headquarters: Marysville, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. International Order of the Rainbow Girls

    EIN 237507685 · Headquarters: Wadsworth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. International Order of the Rainbow Girls

    EIN 237507688 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. International Order of the Rainbow Girls

    EIN 237507710 · Headquarters: Amherst, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. International Order of the Rainbow Girls

    EIN 260103681 · Headquarters: Waverly, OH, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  50. International Order of the Rainbow Girls

    EIN 264266641 · Headquarters: Perrysburg, OH, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  51. International Order of the Rainbow Girls

    EIN 300011715 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. International Order of the Rainbow Girls

    EIN 311638419 · Headquarters: South Point, OH, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  53. International Order of the Rainbow Girls

    EIN 341460578 · Headquarters: Upper Sandusky, OH, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  54. International Order of the Rainbow Girls

    EIN 341601888 · Headquarters: LIMA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. International Order of the Rainbow Girls

    EIN 341969729 · Headquarters: Green Springs, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. International Order of the Rainbow Girls

    EIN 372203890 · Headquarters: Sidney, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. International Order of the Rainbow Girls

    EIN 742767254 · Headquarters: London, OH, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  58. International Order of the Rainbow Girls Supreme

    EIN 611649926 · Headquarters: LOGAN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. International Order of the Rainbow Girls Supreme Assembly

    EIN 237142026 · Headquarters: Holland, OH, US · Youth Development · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  60. International Order of the Rainbow Girls Supreme Assembly

    EIN 352595832 · Headquarters: Cedarville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. International Order of the Rainbow Girls Supreme Assembly

    EIN 464762263 · Headquarters: ALEXANDRIA, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  62. International Order of the Rainbow Girls-Ohio Grand

    EIN 346557134 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. International Painters Appreciation Day Organization

    EIN 990553587 · Headquarters: Strongsville, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. International Partners in Mission

    EIN 431487311 · Headquarters: CLEVELAND HEIGHTS, OH, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990

  65. International Pediatric Endosurgery Group

    EIN 954765949 · Headquarters: AKRON, OH, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990

  66. International Pediatric Hypertension Association Inc

    EIN 271153025 · Headquarters: Cincinnati, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. International Pediatric Nephrology Assn Nationwide Children's Ctr for Faculty De

    EIN 133352209 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. International Pentecostal Church of Christ Inc

    EIN 341892852 · Headquarters: UHRICHSVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. International Personnel Management Association

    EIN 311524219 · Headquarters: Fairborn, OH, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  70. International Police Association United States Section

    EIN 311312647 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. International Police Association United States Section

    EIN 521830443 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. International Reading Association Inc

    EIN 237057554 · Headquarters: Cortland, OH, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  73. International Reading Association Inc

    EIN 251288186 · Headquarters: Ashville, OH, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  74. International Reading Association Inc

    EIN 310874706 · Headquarters: Fredericktown, OH, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  75. International Reading Association Inc

    EIN 311384198 · Headquarters: Troy, OH, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  76. International Reading Association Inc

    EIN 346566041 · Headquarters: Euclid, OH, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  77. International Reading Association Inc

    EIN 346566045 · Headquarters: Madison, OH, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  78. International Reading Association Inc

    EIN 346566047 · Headquarters: Lorain, OH, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. International Reading Association Inc

    EIN 346566048 · Headquarters: Youngstown, OH, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  80. International Reading Association Inc

    EIN 346577101 · Headquarters: Troy, OH, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  81. International Reading Association Inc

    EIN 352279784 · Headquarters: Lebanon, OH, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  82. International Reading Association Inc

    EIN 431375433 · Headquarters: Chagrin Falls, OH, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  83. International Reading Association Inc

    EIN 541574164 · Headquarters: Cleveland, OH, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  84. International Reading Association Inc

    EIN 760381934 · Headquarters: Kent, OH, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  85. International Reading Recovery Trainers

    EIN 651299831 · Headquarters: WORTHINGTON, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. International Region of Fjmc Intern Ational

    EIN 393823598 · Headquarters: Solon, OH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. International Relief Foundation

    EIN 311547411 · Headquarters: Columbus, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. International Retrovirology

    EIN 521820217 · Headquarters: Columbus, OH, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. International Rett Syndrome Foundation

    EIN 311682518 · Headquarters: Cincinnati, OH, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. International Services Center

    EIN 340766157 · Headquarters: Cleveland, OH, USA · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990

  91. International Ship Masters Association

    EIN 237584759 · Headquarters: West Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. International Ship Masters Association

    EIN 237584762 · Headquarters: TOLEDO, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. International Skat Players Association - USA

    EIN 473418048 · Headquarters: Olmsted Twp, OH, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. International Soap Box Derby Inc

    EIN 341141558 · Headquarters: AKRON, OH, USA · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. International Societies for Investigative Dermatology

    EIN 812780047 · Headquarters: CLEVELAND, OH, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. International Society for Apheresis

    EIN 311489374 · Headquarters: Painesville, OH, US · Medical Research · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. International Society for Behavioural Neuroscience Inc

    EIN 811751524 · Headquarters: Powell, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. International Society for Education Through Art

    EIN 261804455 · Headquarters: Oxford, OH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. International Society for Endangered Cats Inc

    EIN 311228095 · Headquarters: Columbus, OH, US · Animal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  100. International Society for Fall Protection I S F P

    EIN 912145110 · Headquarters: Miamisburg, OH, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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