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. Alpha Gamma Delta Fraternity

    EIN 901753137 · Headquarters: Avon Lake, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Alpha Gamma of Sigma Chi Inc

    EIN 237105054 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Alpha Gamma RHO Fraternity

    EIN 314114800 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Alpha Gamma Sigma

    EIN 237399620 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Alpha Gamma Sigma

    EIN 900099218 · Headquarters: DELAWARE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Alpha Gamma Sigma Foundation

    EIN 314114810 · Headquarters: CASSTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. Alpha Group of Delaware Inc

    EIN 310810220 · Headquarters: DELAWARE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Alpha Housing Inc

    EIN 341622819 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Alpha Iota House Corporation of Delta Gamma Frater

    EIN 736097265 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Alpha Iota Sorority

    EIN 316077221 · Headquarters: Port Clinton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Alpha Iota Sorority

    EIN 346595385 · Headquarters: Newton Falls, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  12. Alpha Iota Sorority

    EIN 346595387 · Headquarters: Port Clinton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Alpha Kappa Alpha Sorority Inc

    EIN 363202206 · Headquarters: Sandusky, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  14. Alpha Kappa Alpha Sorority Inc

    EIN 363738868 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  15. Alpha Kappa Psi Fraternity Inc

    EIN 316077208 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Alpha Masonic Lodge #729

    EIN 310667274 · Headquarters: KETTERING, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Alpha Massillon Housing Corporation

    EIN 341635379 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Alpha Nu of Delta Gamma House Association

    EIN 956061812 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Alpha of Ohio

    EIN 474258197 · Headquarters: Oxford, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Alpha Omega Alpha Honor Medical Society

    EIN 316077247 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Alpha Omega Dental Fraternity Cincinnati Chapter

    EIN 316063382 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Alpha Omega Foundation Inc

    EIN 341433600 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Alpha Omega Graduate Association In

    EIN 310903497 · Headquarters: ATHENS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Alpha Omega International Dental Fraternity

    EIN 237148401 · Headquarters: Bexley, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Alpha Omega International Dental Fraternity Inc

    EIN 346575895 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Alpha Omicron Pi Fraternity Inc

    EIN 310360591 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  27. Alpha Omicron Pi Fraternity Inc

    EIN 311376016 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  28. Alpha Omicron Pi Fraternity Inc

    EIN 316050641 · Headquarters: Oxford, OH, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  29. Alpha Omicron Pi Fraternity Inc

    EIN 346609166 · Headquarters: Maumee, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  30. Alpha Phi Alpha Foundation of Akron

    EIN 341620911 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Alpha Phi Building Corp Alpha Chi R C/o Dave Neyer

    EIN 351271778 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Alpha Phi International Fraternity Beta Omicron House Corporation Board

    EIN 344429724 · Headquarters: CASTALIA, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Alpha Phi Omega

    EIN 203439832 · Headquarters: AKRON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Alpha Phi Omega

    EIN 237058500 · Headquarters: BOWLING GREEN, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. Alpha Phi Omega

    EIN 237070735 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Alpha Phi Omega

    EIN 262733935 · Headquarters: WESTERVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Alpha Phi Omega

    EIN 311298037 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Alpha Phi Omega

    EIN 316049277 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Alpha Phi Omega

    EIN 316062672 · Headquarters: OXFORD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Alpha Phi Omega

    EIN 341902830 · Headquarters: Alliance, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Alpha Phi Omega

    EIN 346573642 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. Alpha Phi Omega

    EIN 363893740 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. Alpha Phi Omega

    EIN 431634775 · Headquarters: KENT, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. Alpha Phi Omega

    EIN 431678737 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. Alpha Phi Omega National Service Fraternity

    EIN 943454098 · Headquarters: DEFIANCE, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  46. Alpha Pi Mu Association

    EIN 316049374 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. Alpha Psi House Corporation of Delta Gamma Inc

    EIN 237089028 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Alpha Rho Chi Foundation

    EIN 363697197 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Alpha Sigma Alpha Sorority

    EIN 841970931 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Alpha Sigma Nu Incorporated Xavier

    EIN 930744503 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Alpha Stow Housing Corporation

    EIN 341762323 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Alpha Tau Delta National Fraternity for Professional Nurses

    EIN 882355103 · Headquarters: Ada, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Alpha Tau Omega Fraternity

    EIN 314114841 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  54. Alpha Tau Omega Fraternity

    EIN 341205731 · Headquarters: hudson, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. Alpha Tau Omega Fraternity Delta Lambda Chapter

    EIN 316079721 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  56. Alpha Tau Zeta

    EIN 311478904 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Alpha Upsilon Alumni Chapter of the Phi Delta Chi Fraternity

    EIN 341743303 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Alpha Upsilon Housing Corporation of Delta Gamma

    EIN 756026665 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Alpha Warren Housing Corporation

    EIN 341758199 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Alpha Wooster Housing Corporation

    EIN 341762361 · Headquarters: Akron, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Alpha Xi Delta Building Company

    EIN 310850284 · Headquarters: Hilliard, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  62. Alpha Xi Delta Building Corporation

    EIN 314380303 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Alpha Xi Delta Building Corporation of Ada Ohio

    EIN 237083026 · Headquarters: Lorain, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Alpha Xi Delta Building Corporation of Kent Oh

    EIN 340714847 · Headquarters: KENT, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Alpha Xi Delta Fraternity

    EIN 346538158 · Headquarters: Sylvania, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Alpha Xi Delta Fraternity

    EIN 346556585 · Headquarters: PAINESVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Alpha Xi Delta Fraternity

    EIN 371841585 · Headquarters: Beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Alpha Xi Delta House Corporation

    EIN 314380302 · Headquarters: Maineville, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Alpha Zeta Omega Pharmaceutical Fraternity

    EIN 132847792 · Headquarters: Hebron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Alpha Zeta Omega Pharmaceutical Fraternity

    EIN 232147105 · Headquarters: Hebron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Alpha Zeta Omega Pharmaceutical Fraternity

    EIN 232147108 · Headquarters: Hebron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Alpha Zeta Omega Pharmaceutical Fraternity

    EIN 232147111 · Headquarters: North Royalton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. Alpha Zeta Omega Pharmaceutical Fraternity

    EIN 901010303 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. Alpine Acres Neighborhood Association Inc

    EIN 471787006 · Headquarters: SALEM, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. Alshof

    EIN 812234632 · Headquarters: AVON LAKE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Alta Social Settlement Inc

    EIN 340714620 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Alternative Lifestyles Inc

    EIN 341439122 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Altman Family Foundation

    EIN 311052997 · Headquarters: DUBLIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  79. Altrusa International Foundation Inc

    EIN 141939643 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Altrusa International Foundation Inc

    EIN 311249196 · Headquarters: Camden, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Altrusa International Foundation Inc

    EIN 800374280 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Altrusa International Foundation Inc

    EIN 830465126 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Altrusa International Foundation Inc

    EIN 900523966 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Altrusa International Foundation Inc

    EIN 943451428 · Headquarters: FINDLAY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Altrusa International Inc

    EIN 300843757 · Headquarters: CHILLICOTHE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Altrusa International Inc

    EIN 311047545 · Headquarters: WASHINGTON CH, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Altrusa International Inc

    EIN 311297816 · Headquarters: XENIA, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  88. Altrusa International Inc

    EIN 316036979 · Headquarters: Camden, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Altrusa International Inc

    EIN 316037696 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Altrusa International Inc

    EIN 316050699 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Altrusa International Inc

    EIN 316060078 · Headquarters: Springfield, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Altrusa International Inc

    EIN 341286406 · Headquarters: Bucyrus, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Altrusa International Inc

    EIN 346556059 · Headquarters: FINDLAY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Altrusa International Inc

    EIN 346598173 · Headquarters: Lima, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Altrusa International Inc

    EIN 346598175 · Headquarters: Lakemore, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Altrusa International Inc

    EIN 475370001 · Headquarters: MANSFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Altrusa International Troy Club

    EIN 300714797 · Headquarters: Troy, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  98. Altsheler-durell Foundation Inc

    EIN 611203829 · Headquarters: WESTERVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. Alum Creek Sailing Association

    EIN 311062240 · Headquarters: LEWIS CENTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Aluminum Cans for Burned Children

    EIN 341587149 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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