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. Knights of Columbus

    EIN 770663916 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. Knights of Columbus

    EIN 800172369 · Headquarters: GALLOWAY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Knights of Columbus

    EIN 800173214 · Headquarters: YOUNGSTOWN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Knights of Columbus

    EIN 800378535 · Headquarters: Perrysburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Knights of Columbus

    EIN 800741988 · Headquarters: KENT, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Knights of Columbus

    EIN 800764635 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Knights of Columbus

    EIN 811284225 · Headquarters: Westlake, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Knights of Columbus

    EIN 811918948 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Knights of Columbus

    EIN 812866878 · Headquarters: beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  10. Knights of Columbus

    EIN 813612449 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Knights of Columbus

    EIN 813849881 · Headquarters: Plain City, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Knights of Columbus

    EIN 814419084 · Headquarters: Canal Winchester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Knights of Columbus

    EIN 821362638 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Knights of Columbus

    EIN 821458158 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Knights of Columbus

    EIN 824172521 · Headquarters: Chardon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Knights of Columbus

    EIN 824569704 · Headquarters: Sunbury, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Knights of Columbus

    EIN 825120364 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Knights of Columbus

    EIN 825304908 · Headquarters: Ottoville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Knights of Columbus

    EIN 830728919 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Knights of Columbus

    EIN 831365472 · Headquarters: Andover, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Knights of Columbus

    EIN 831568248 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Knights of Columbus

    EIN 831808538 · Headquarters: WAYNESVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Knights of Columbus

    EIN 832215306 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Knights of Columbus

    EIN 833543235 · Headquarters: Russells Point, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Knights of Columbus

    EIN 834648351 · Headquarters: Twinsburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Knights of Columbus

    EIN 841634566 · Headquarters: Loveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Knights of Columbus

    EIN 843969694 · Headquarters: Warren, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Knights of Columbus

    EIN 844920644 · Headquarters: Norwood, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Knights of Columbus

    EIN 844970464 · Headquarters: West Chester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Knights of Columbus

    EIN 863102227 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Knights of Columbus

    EIN 900393911 · Headquarters: Hubbard, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. Knights of Columbus

    EIN 900747506 · Headquarters: Valley City, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. Knights of Columbus

    EIN 911959615 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Knights of Columbus

    EIN 922962482 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Knights of Columbus

    EIN 934546870 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Knights of Columbus

    EIN 991717776 · Headquarters: Perry, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Knights of Columbus

    EIN 993709863 · Headquarters: Maineville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Knights of Columbus #4130

    EIN 237110790 · Headquarters: GARFIELD HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Knights of Columbus #624

    EIN 310343190 · Headquarters: SPRINGFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Knights of Columbus - Council 1782

    EIN 262280717 · Headquarters: bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  41. Knights of Columbus 0637 Lorain

    EIN 237544311 · Headquarters: LORAIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Knights of Columbus 0721

    EIN 310992384 · Headquarters: Newark, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Knights of Columbus 11187 St Elizabeth Ann Seton

    EIN 311388796 · Headquarters: PICKERINGTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Knights of Columbus 1272

    EIN 346533837 · Headquarters: WAPAKONETA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Knights of Columbus 1417 Ravenna

    EIN 237544345 · Headquarters: RAVENNA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Knights of Columbus 14551 St Hilary Council

    EIN 263049889 · Headquarters: FAIRLAWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Knights of Columbus 15905 St Joan of Arc

    EIN 320435940 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Knights of Columbus 1592 Father James O Byrne

    EIN 270253914 · Headquarters: SAINT MARYS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Knights of Columbus 16373 St Ladislas Council

    EIN 811231735 · Headquarters: WESTLAKE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Knights of Columbus 1756

    EIN 237142715 · Headquarters: VERSAILLES, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Knights of Columbus 1757

    EIN 237142716 · Headquarters: OTTAWA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Knights of Columbus 1796

    EIN 346547643 · Headquarters: GREENVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Knights of Columbus 1915 Bryan Council

    EIN 340929521 · Headquarters: BRYAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Knights of Columbus 2584 St Joseph

    EIN 237544391 · Headquarters: PAULDING, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Knights of Columbus 3213

    EIN 237142482 · Headquarters: Wadsworth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Knights of Columbus 3410

    EIN 237142513 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Knights of Columbus 4498 Magnificent Council

    EIN 237110784 · Headquarters: Willowick, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Knights of Columbus 4603

    EIN 237544495 · Headquarters: Grove City, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Knights of Columbus 5613

    EIN 237544544 · Headquarters: Tallmadge, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Knights of Columbus 5669 Fr Michael Muehe Council

    EIN 341124091 · Headquarters: KALIDA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. Knights of Columbus 5674 Glenmary

    EIN 237106105 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  62. Knights of Columbus 576 Dennison Council

    EIN 237544305 · Headquarters: Dennison, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. Knights of Columbus 591

    EIN 344279900 · Headquarters: Fremont, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Knights of Columbus 910 Danville

    EIN 311080522 · Headquarters: Howard, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Knights of Columbus Bishop Massillon Assembly No 820

    EIN 237547213 · Headquarters: MASSILLON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Knights of Columbus Building Assoc

    EIN 341724427 · Headquarters: FINDLAY, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Knights of Columbus Cleveland Council #733

    EIN 340667071 · Headquarters: Cleveland, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Knights of Columbus Council #4361

    EIN 237106989 · Headquarters: MINGO JUNCTION, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Knights of Columbus Council 1039

    EIN 237142631 · Headquarters: Defiance, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Knights of Columbus Council 11464

    EIN 273222021 · Headquarters: Columbia Station, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Knights of Columbus Council 13379

    EIN 270500721 · Headquarters: Buckeye Lake, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. Knights of Columbus Council 1362

    EIN 237142671 · Headquarters: DELPHOS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Knights of Columbus Council 14400

    EIN 134367889 · Headquarters: Springboro, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Knights of Columbus Council 15447

    EIN 454912882 · Headquarters: LANCASTER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Knights of Columbus Council 15901

    EIN 471341382 · Headquarters: Berea, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Knights of Columbus Council 3727 Building Association

    EIN 310654890 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Knights of Columbus Council 4893

    EIN 237142394 · Headquarters: SOLON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Knights of Columbus Council 659

    EIN 237142586 · Headquarters: SIDNEY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Knights of Columbus Council 671

    EIN 237544313 · Headquarters: MARION, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Knights of Columbus Council 7552

    EIN 341471068 · Headquarters: Archbold, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Knights of Columbus Council 8829

    EIN 341679344 · Headquarters: WAUSEON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Knights of Columbus Council No 554

    EIN 237107364 · Headquarters: MASSILLON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Knights of Columbus Father Maruskin Council 10936

    EIN 341716888 · Headquarters: Stow, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. KNIGHTS OF COLUMBUS Father O'Donoghue Council 3369

    EIN 237185062 · Headquarters: Wilmington, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. Knights of Columbus Holy Trinity Council 15043

    EIN 800607928 · Headquarters: Swanton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Knights of Columbus Home Co Inc

    EIN 346525649 · Headquarters: GIRARD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Knights of Columbus Joseph Scholl Council 4448

    EIN 237166944 · Headquarters: MANSFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Knights of Columbus Leo Council 957

    EIN 237142622 · Headquarters: FINDLAY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Knights of Columbus Loyalty 2661

    EIN 344480122 · Headquarters: LIMA, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  90. Knights of Columbus Luncheon Club

    EIN 900635615 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Knights of Columbus Madonna Council

    EIN 310814736 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Knights of Columbus Minster 2158

    EIN 341300308 · Headquarters: FT LORAMIE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Knights of Columbus Mother Seton Council Number 3376

    EIN 237108781 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Knights Of Columbus New Albany 10941

    EIN 311362689 · Headquarters: NEW ALBANY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Knights of Columbus Shelby

    EIN 237141487 · Headquarters: SHELBY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Knights of Columbus St Ambrose Council 15569

    EIN 461226256 · Headquarters: Little Hocking, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Knights of Columbus St Gaspar Del Bufalo Assembly 825

    EIN 341547477 · Headquarters: FORT RECOVERY, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  98. Knights of Columbus St Henry 2640

    EIN 237142941 · Headquarters: SAINT HENRY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Knights of Columbus St Marys Council 10149

    EIN 311282610 · Headquarters: Lynchburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Knights of Columbus St Robert Bellarmine Council 11646

    EIN 341814577 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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