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. Solid Waste Association of North America Inc

    EIN 311169486 · Headquarters: Grove City, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Solomon Spector Fdn Trust

    EIN 156018859 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. Solon Chamber of Commerce

    EIN 341211128 · Headquarters: Solon, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Solon Civic Club Inc

    EIN 341212184 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Solon Class of 1982

    EIN 352181408 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Solon High School PTA

    EIN 237257247 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Solon Historical Society

    EIN 237009379 · Headquarters: Solon, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Solon Italian Club

    EIN 341438309 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Solon Middle School Pta

    EIN 237257181 · Headquarters: Solon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Solon Music Parents Club

    EIN 237055809 · Headquarters: SOLON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Solutions Reentry Project

    EIN 881526128 · Headquarters: Marysville, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  12. Solvay Public Library Found Tr

    EIN 222314283 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  13. Somali-american Helping Hands

    EIN 814874660 · Headquarters: NEW ALBANY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Some One Cares Inc

    EIN 473559874 · Headquarters: CLEVELAND, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Someplace Safe Inc

    EIN 341255329 · Headquarters: WARREN, OH, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990

  16. Somerset Business Development Group

    EIN 300870119 · Headquarters: Somerset, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  17. Somerset Lane Inc

    EIN 311048542 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. Sommer Family Foundation Inc

    EIN 851346139 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  19. Somogyi Institute

    EIN 394192657 · Headquarters: Parma Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Son's of American Legion Squadron #118

    EIN 901139312 · Headquarters: AMHERST, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  21. Sons

    EIN 465031317 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  22. Sons & Daughters of Herman Schiller Lodge 2

    EIN 340941157 · Headquarters: MASSILLON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Sons & Daughters Pearl Harbor Survivors

    EIN 262614503 · Headquarters: Grafton, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  24. Sons and Daughters of Herman

    EIN 340541249 · Headquarters: MANSFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Sons and Daughters of Herman

    EIN 346547619 · Headquarters: Mansfield, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Sons of American Legion Post 707

    EIN 823687823 · Headquarters: Englewood, OH, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  27. Sons of American Legion Post 744

    EIN 920894213 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  28. Sons of American Legion Squadron 38

    EIN 464655183 · Headquarters: Martins Ferry, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Sons of Amvets Department of Ohio Inc

    EIN 311290728 · Headquarters: LANCASTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Sons of Amvets Post 3

    EIN 383971168 · Headquarters: DELAWARE, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  31. Sons of AMVETS Post 44 Ohio

    EIN 473342089 · Headquarters: STRUTHERS, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Sons of Amvets Post 71

    EIN 311412585 · Headquarters: HAMILTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Sons of Amvets- District 21

    EIN 274635749 · Headquarters: ATHENS, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Sons of Confederate Veterans Inc

    EIN 202625604 · Headquarters: Boardman, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Sons of Confederate Veterans Inc

    EIN 581917716 · Headquarters: Sunbury, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Sons of Confederate Veterans Inc

    EIN 621642589 · Headquarters: GREEN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Sons of Confederate Veterans Inc

    EIN 823597490 · Headquarters: lebanon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Sons of Confederate Veterans Inc

    EIN 853498974 · Headquarters: SALESVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Sons of Herman Lodge 10

    EIN 340444151 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  40. Sons of Italy in America

    EIN 237590547 · Headquarters: Stow, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Sons of Italy in America

    EIN 237590553 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Sons of Italy in America

    EIN 237590568 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Sons of Italy in America

    EIN 237590581 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Sons of Italy in America

    EIN 311332037 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Sons of Italy in America

    EIN 340541270 · Headquarters: NEWARK, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. Sons of Italy in America

    EIN 472400882 · Headquarters: NILES, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Sons of Italy in America #1633 John Pirelli

    EIN 237590577 · Headquarters: Kettering, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Sons of Italy in America 1169

    EIN 340541250 · Headquarters: Ashtabula, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Sons of Italy in America Gl of Ohio Niles Sons of Italy 2874

    EIN 383873356 · Headquarters: NILES, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Sons of Italy Lodge 2798

    EIN 270047891 · Headquarters: WARREN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Sons of Italy Lodge 754

    EIN 340541260 · Headquarters: BELLAIRE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. Sons of Milesius Aoh Major Degree Team

    EIN 432026011 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Sons of Norway

    EIN 260063487 · Headquarters: Tallmadge, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Sons of Norway

    EIN 311752556 · Headquarters: WEST CHESTER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Sons of the American Legion

    EIN 371575997 · Headquarters: Wooster, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Sons of the Union Veterans of the Civil War

    EIN 311381348 · Headquarters: Yellow Springs, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Sons of Union Veterans of the Civil War

    EIN 200453122 · Headquarters: Thurman, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Sons of Union Veterans of the Civil War

    EIN 237022406 · Headquarters: Mansfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Sons of Union Veterans of the Civil War

    EIN 261777908 · Headquarters: jacksonville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Sons of Union Veterans of the Civil War

    EIN 261777979 · Headquarters: jacksonville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Sons of Union Veterans of the Civil War

    EIN 261923350 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sons of Union Veterans of the Civil War

    EIN 311350567 · Headquarters: West Jefferson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Sons of Union Veterans of the Civil War

    EIN 311356384 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Sons of Union Veterans of the Civil War

    EIN 311474943 · Headquarters: West Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Sons of Union Veterans of the Civil War

    EIN 311532864 · Headquarters: BEVERLY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Sons of Union Veterans of the Civil War

    EIN 311535510 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Sons of Union Veterans of the Civil War

    EIN 311601391 · Headquarters: Coolville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Sons of Union Veterans of the Civil War

    EIN 341425128 · Headquarters: Yellow Springs, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Sons of Union Veterans of the Civil War

    EIN 341767714 · Headquarters: Willoughby, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Sons of Union Veterans of the Civil War

    EIN 611655425 · Headquarters: Vermilion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Sons of Union Veterans of the Civil War

    EIN 640959788 · Headquarters: West Jefferson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Sons of Union Veterans of the Civil War - EIN 21-0624080

    EIN 413715726 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Sons of Veterans Reserve Hq

    EIN 311472194 · Headquarters: Willoughby, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Sophia Center Inc

    EIN 341761656 · Headquarters: SYLVANIA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Sophias Wings

    EIN 820989580 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sorehcra Foundation C/o Robert M Archer

    EIN 854382217 · Headquarters: ASHLAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  77. Soroptimist International of the Americas Inc

    EIN 341581131 · Headquarters: Dunkirk, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Sos (Strengthening Our Students) Williams

    EIN 341710719 · Headquarters: EAST CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Soul Seekers Gospel Group

    EIN 310975310 · Headquarters: LANCASTER, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. Soul Sisters

    EIN 473915593 · Headquarters: Clarksville, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  81. Sounds of Square County

    EIN 800604377 · Headquarters: Mineral Ridge, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  82. Sourkrauts German Band

    EIN 510140120 · Headquarters: Beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Sournjourner Truth Temple 881

    EIN 473191433 · Headquarters: cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  84. South Carolina Association of Nurse Anesthetists Inc

    EIN 570619303 · Headquarters: Worthington, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. South Central Ambulance District Auxiliary Inc

    EIN 341462139 · Headquarters: Rome, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. South Central Association for Clinical Microbiology Inc

    EIN 237148020 · Headquarters: OLMSTED TWP, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. South Central Power Co

    EIN 314311730 · Headquarters: LANCASTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. South Central Six State Rally Association

    EIN 721310473 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. South Cuyahoga Sportsmen Association

    EIN 346664854 · Headquarters: MEDINA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. South Euclid Fop Lodge 80

    EIN 900510627 · Headquarters: SOUTH EUCLID, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. South Euclid Girls Softball League

    EIN 341299705 · Headquarters: SOUTH EUCLID, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  92. South Euclid Lyndhurst Teachers Association

    EIN 346610890 · Headquarters: Lyndhurst, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. South Euclid-lyndhurst Historical Society

    EIN 510181718 · Headquarters: South Euclid, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. South Euclid-lyndhurst Orchestra

    EIN 334754951 · Headquarters: South Euclid, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. South Norwood Church of Christ

    EIN 311063109 · Headquarters: NORWOOD, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  96. South Point Chesapeake

    EIN 874437607 · Headquarters: South Point, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. South Range Council of Church & Community

    EIN 341564538 · Headquarters: North Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. South Range Schools Foundation

    EIN 341622133 · Headquarters: CANFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. South Richland Volunteer Firemen's Association

    EIN 346535431 · Headquarters: DEFIANCE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. South Shore Cruising Club Inc

    EIN 346540746 · Headquarters: Brunswick Hills, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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