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. American Institute of Chemical Engineers

    EIN 132885920 · Headquarters: Avon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Institute of Chemical Engineers

    EIN 311385760 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  3. American Institute of Chemical Engineers

    EIN 510235982 · Headquarters: AKRON, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. American Institute of Graphic Arts

    EIN 261404421 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  5. American Institute of Graphic Arts

    EIN 341468313 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. American Iris Society

    EIN 271455582 · Headquarters: Warsaw, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Iris Society

    EIN 311743512 · Headquarters: Rushsylvania, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Jersey Cattle Association

    EIN 314383429 · Headquarters: REYNOLDSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. American Knife Manufacturers Association

    EIN 461775315 · Headquarters: WESTLAKE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. American Ladder Institute

    EIN 366108033 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. American Leather Chemists Association

    EIN 316000087 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. American Legin

    EIN 346607383 · Headquarters: HUBBARD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. American Legion

    EIN 050557006 · Headquarters: Dublin, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Legion

    EIN 237076879 · Headquarters: Minster, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. American Legion

    EIN 237085782 · Headquarters: lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. American Legion

    EIN 261115822 · Headquarters: Streetsboro, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. American Legion

    EIN 270351800 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. American Legion

    EIN 273670847 · Headquarters: Southington, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Legion

    EIN 310521494 · Headquarters: Reading, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. American Legion

    EIN 310678242 · Headquarters: Galloway, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. American Legion

    EIN 310886193 · Headquarters: Duncan Falls, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. American Legion

    EIN 310961032 · Headquarters: Millersport, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  23. American Legion

    EIN 311101109 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. American Legion

    EIN 311200430 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  25. American Legion

    EIN 311697999 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. American Legion

    EIN 316032383 · Headquarters: HILLSBORO, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Legion

    EIN 316037348 · Headquarters: Jackson, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. American Legion

    EIN 316039342 · Headquarters: Dexter City, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. American Legion

    EIN 316039732 · Headquarters: West Milton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. American Legion

    EIN 316042348 · Headquarters: Marysville, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  31. American Legion

    EIN 316044352 · Headquarters: Minford, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. American Legion

    EIN 316044376 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Legion

    EIN 316045391 · Headquarters: Chesapeake, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. American Legion

    EIN 316045477 · Headquarters: Worthington, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Legion

    EIN 316045885 · Headquarters: Blanchester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. American Legion

    EIN 316047826 · Headquarters: MIDDLEPORT, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. American Legion

    EIN 316049294 · Headquarters: Fairborn, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Legion

    EIN 316049686 · Headquarters: Frankfort, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. American Legion

    EIN 316049698 · Headquarters: New Richmond, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Legion

    EIN 316049700 · Headquarters: Hopewell, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. American Legion

    EIN 316049703 · Headquarters: West Manchester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. American Legion

    EIN 316050459 · Headquarters: LOVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. American Legion

    EIN 316050477 · Headquarters: Pleasantville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Legion

    EIN 316050480 · Headquarters: Sunbury, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. American Legion

    EIN 316050702 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. American Legion

    EIN 316053943 · Headquarters: Granville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Legion

    EIN 316062184 · Headquarters: HILLIARD, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. American Legion

    EIN 316063356 · Headquarters: Greenhills, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Legion

    EIN 316063451 · Headquarters: Leesburg, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  50. American Legion

    EIN 316077266 · Headquarters: McArthur, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. American Legion

    EIN 316181431 · Headquarters: CARDINGTON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. American Legion

    EIN 316181432 · Headquarters: WEST UNION, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. American Legion

    EIN 316181442 · Headquarters: South Charleston, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Legion

    EIN 316181447 · Headquarters: Batavia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. American Legion

    EIN 316181452 · Headquarters: Hebrpn, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. American Legion

    EIN 316181460 · Headquarters: Thornville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. American Legion

    EIN 316181468 · Headquarters: Russellville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Legion

    EIN 316181475 · Headquarters: Greentown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. American Legion

    EIN 316181486 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. American Legion

    EIN 316181489 · Headquarters: Ashley, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. American Legion

    EIN 316181492 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. American Legion

    EIN 316181502 · Headquarters: Racine, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. American Legion

    EIN 316181507 · Headquarters: WILLIAMSPORT, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. American Legion

    EIN 316181522 · Headquarters: MOWRYSTOWN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American Legion

    EIN 340065575 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. American Legion

    EIN 340642798 · Headquarters: Berea, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. American Legion

    EIN 340670502 · Headquarters: Sebring, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. American Legion

    EIN 340831767 · Headquarters: Parma Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. American Legion

    EIN 340935430 · Headquarters: Luckey, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Legion

    EIN 340941015 · Headquarters: CHAGRIN FALLS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. American Legion

    EIN 341019238 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. American Legion

    EIN 341107100 · Headquarters: PAINESVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  73. American Legion

    EIN 341246532 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American Legion

    EIN 341298162 · Headquarters: Copley, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. American Legion

    EIN 341316372 · Headquarters: McComb, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. American Legion

    EIN 341510371 · Headquarters: Wellington, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. American Legion

    EIN 341568703 · Headquarters: Maria Stein, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. American Legion

    EIN 344176090 · Headquarters: Van Wert, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. American Legion

    EIN 344388646 · Headquarters: TOLEDO, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. American Legion

    EIN 344410399 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. American Legion

    EIN 344418316 · Headquarters: Sycamore, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. American Legion

    EIN 344428224 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Legion

    EIN 346517973 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Legion

    EIN 346522603 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Legion

    EIN 346531781 · Headquarters: Ada, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. American Legion

    EIN 346535260 · Headquarters: Leavittsburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Legion

    EIN 346536413 · Headquarters: BAY VILLAGE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. American Legion

    EIN 346546238 · Headquarters: Woodville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. American Legion

    EIN 346550626 · Headquarters: Andover, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. American Legion

    EIN 346551701 · Headquarters: Tallmadge, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. American Legion

    EIN 346552143 · Headquarters: Sherrodsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. American Legion

    EIN 346552560 · Headquarters: Warren, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Legion

    EIN 346554937 · Headquarters: ANNA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. American Legion

    EIN 346555059 · Headquarters: Stryker, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. American Legion

    EIN 346555981 · Headquarters: Maple Heights, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. American Legion

    EIN 346556645 · Headquarters: Kinsman, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. American Legion

    EIN 346556649 · Headquarters: STRASBURG, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. American Legion

    EIN 346557822 · Headquarters: WILLSHIRE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. American Legion

    EIN 346558828 · Headquarters: HOLLANSBURG, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. American Legion

    EIN 346564259 · Headquarters: Berlin Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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