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. Metropolitan Community Services Inc

    EIN 311062849 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Mexican-american Citizens Club

    EIN 341842300 · Headquarters: LORAIN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Meyers Lake Fish Dock Inc

    EIN 341255571 · Headquarters: CANTON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Mezei Memorial Foundation

    EIN 393046424 · Headquarters: Brookfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Mg Car Club Southwestern Ohio Centre

    EIN 311254172 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Mg O'neil Foundation

    EIN 346516968 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  7. MHCS Real Estate Holding Company

    EIN 341817079 · Headquarters: Garfield Heights, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  8. MHS Class of 2009 LLC

    EIN 842687019 · Headquarters: Mentor, OH, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  9. Miami Black Powder Cartridge Rifle Club

    EIN 311687535 · Headquarters: WEST ALEXANDRIA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Miami County 4-H Clubs Inc

    EIN 316030057 · Headquarters: PLEASANT HILL, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Miami County Community Action Council

    EIN 310918399 · Headquarters: TROY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Miami County Farm Bureau

    EIN 346525845 · Headquarters: Troy, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Miami County Food Insecurity Alliance Inc

    EIN 851726492 · Headquarters: FAIRFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Miami County Foundation

    EIN 311142558 · Headquarters: PIQUA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  15. Miami County Fraternal Order of Police Lodge 58

    EIN 237586098 · Headquarters: TROY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Miami County Humane Society

    EIN 310535168 · Headquarters: TROY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Miami County Parks Forever

    EIN 311409139 · Headquarters: TROY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Miami County Rabbit Advisors Committee

    EIN 873496995 · Headquarters: Troy, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Miami County Right to Life Society

    EIN 311015500 · Headquarters: Troy, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Miami County Visitors & Convention Bureau Inc

    EIN 311315269 · Headquarters: TROY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Miami East Band Boosters of Miami East High School Casstown Ohio

    EIN 311057721 · Headquarters: Casstown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Miami East Education Association

    EIN 237111832 · Headquarters: Casstown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Miami Hills Swim Club Inc

    EIN 310642004 · Headquarters: Milford, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Miami Rifle & Pistol Club

    EIN 316065273 · Headquarters: Batavia, Ohio, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  25. Miami Trace Association

    EIN 237018158 · Headquarters: Washington Court House, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Miami University

    EIN 316402089 · Headquarters: Oxford, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  27. Miami University Paper Science and Engineering Foundation

    EIN 316032815 · Headquarters: OXFORD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Miami Valley Arbor 814 of the Gleaner Life Insurance Society

    EIN 931551769 · Headquarters: Vandalia, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Miami Valley Art Quilt Network

    EIN 463589968 · Headquarters: TIPP CITY, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Miami Valley Astronomical Society

    EIN 237075379 · Headquarters: Beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Miami Valley Boxer Club

    EIN 311130368 · Headquarters: Milford, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Miami Valley Chapter of Ohio Association of School Business Off

    EIN 825283832 · Headquarters: PIQUA, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Miami Valley Chautauqua Association

    EIN 310540160 · Headquarters: Carlisle, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Miami Valley Council Boy Scouts of America 03785

    EIN 316027152 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Miami Valley Crime Stoppers Inc

    EIN 311092650 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Miami Valley Dance Council

    EIN 310992910 · Headquarters: SPRINGFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Miami Valley Gerontology Council Inc

    EIN 311049732 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  38. Miami Valley Golf Association Inc

    EIN 311437550 · Headquarters: dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Miami Valley Golf Course Superintendents Association

    EIN 311317878 · Headquarters: POWELL, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  40. Miami Valley Hospital School of Nursing Alumni Association

    EIN 316029934 · Headquarters: Centerville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Miami Valley Human Resource Association

    EIN 310975181 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Miami Valley Lions

    EIN 994116865 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Miami Valley Moose Legion No 103

    EIN 237128486 · Headquarters: greenville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Miami Valley Mx-5 Club Inc

    EIN 203777738 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Miami Valley Ohio Section of Asnt

    EIN 383822986 · Headquarters: West Carrollton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. Miami Valley Positives 4 Positives Consumer Advisory Committee

    EIN 262055954 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  47. Miami Valley Professional Firefighter L1832

    EIN 472893105 · Headquarters: MIAMISBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Miami Valley Quarter Midget Racing

    EIN 316049607 · Headquarters: GERMANTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Miami Valley Quilters Guild

    EIN 311076261 · Headquarters: Beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Miami Valley Radio Control Club Inc

    EIN 811038155 · Headquarters: lebanon, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  51. Miami Valley Restaurant Association

    EIN 237045692 · Headquarters: MIAMISBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Miami Valley Roofing Industry Joint Apprenticeship Committee

    EIN 310938681 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Miami Valley Shetland Sheepdog Club Inc

    EIN 522441002 · Headquarters: KETTERING, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Miami Valley Veterans Center

    EIN 850731065 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Miami Valley Veterinary Medical Association

    EIN 311445001 · Headquarters: MEDWAY, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. Miami Valley Warhawks Baseball

    EIN 311321707 · Headquarters: FAIRBORN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Miami Valley Wounded Veterans Fund

    EIN 473170458 · Headquarters: WAYNESVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Miami Valley Youth Soccer Assn

    EIN 311044179 · Headquarters: HUBER HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Miami Valley1700-1865 Reenactors Company

    EIN 200862123 · Headquarters: Somerville, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  60. Miamisburg Chapter 224 Women of the Moose

    EIN 311265813 · Headquarters: Miamisburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Miamisburg Soccer Association

    EIN 311030658 · Headquarters: Miamisburg, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Miamitown Cemetery

    EIN 310376420 · Headquarters: CLEVES, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Miamitown Improvement & Civic Association of Whitewater Township

    EIN 311413844 · Headquarters: Miamitown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Michael Collins Council Kmusa

    EIN 993527392 · Headquarters: Delta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Michael S Baggish Md Resident Educational Fund

    EIN 316056217 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Michael S Uetrecht

    EIN 862186896 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Michael W Williams Tua

    EIN 266110795 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  68. Michelles Forget-me-knots

    EIN 472109899 · Headquarters: Russellville, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  69. Michigan Ground Water Association

    EIN 386092186 · Headquarters: Westerville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Michigan Serves

    EIN 882385505 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Michigan Ufcw Unions & Employers Joint Prepaid Legal Services Fund

    EIN 383136636 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Michigan Ufcw Unions & Employers Retiree Health & Welfare Fund

    EIN 382427401 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Mid America Fund Inc

    EIN 464509482 · Headquarters: ST CLAIRSVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  74. Mid American Health Organization

    EIN 411355406 · Headquarters: Dublin, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Mid Atlantic Soc of Orthodontists

    EIN 526047644 · Headquarters: WORTHINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Mid Ohio Dressage Association

    EIN 310939988 · Headquarters: PATASKALA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Mid Ohio League

    EIN 881559944 · Headquarters: Galion, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Mid Ohio Valley Amateur Radio Club Inc

    EIN 562568239 · Headquarters: Thurman, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Mid-america Edc

    EIN 351171494 · Headquarters: WORTHINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Mid-america Food Processors Associations

    EIN 311295141 · Headquarters: ST HENRY, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Mid-american Association for Behavior Analysis

    EIN 472994103 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  82. Mid-American Conference

    EIN 310682486 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Mid-east Education Association

    EIN 262448924 · Headquarters: CHANDLERSVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Mid-Ohio Bikers Inc

    EIN 932869548 · Headquarters: Lucas, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Mid-Ohio District Nurses

    EIN 314328475 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  86. Mid-Ohio Energy Cooperative

    EIN 344380037 · Headquarters: KENTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Mid-Ohio Food Collective

    EIN 310865343 · Headquarters: Grove City, Ohio, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Mid-Ohio Psychological Services In

    EIN 311358292 · Headquarters: LANCASTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Mid-Ohio Region Porsche Club of America Inc

    EIN 311093749 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Mid-Ohio Walking Horse Association

    EIN 310873414 · Headquarters: Lancaster, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Mid-States Meat Association

    EIN 237315233 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  92. Middle Bass Island Yacht Club

    EIN 341648654 · Headquarters: MIDDLE BASS ISLAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Middle Church Cemetery Association

    EIN 346576115 · Headquarters: Woodsfield, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Middle Point Community Recreation Association Inc

    EIN 341307069 · Headquarters: Middle Point, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. Middle School Courtyard

    EIN 392972540 · Headquarters: UNIONTOWN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Middleburg Early Education Center

    EIN 341460564 · Headquarters: MIDDLEBURG HTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Middleburg Heights Chamber of Commerce Educational & Charitable F

    EIN 341565659 · Headquarters: MIDDLEBURG HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Middleburg Hts Womens Club Inc

    EIN 346549279 · Headquarters: Middleburg Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Middlefield Care Center Inc

    EIN 341613785 · Headquarters: MIDDLEFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Middlefield Chamber Of Commerce

    EIN 341491743 · Headquarters: Middlefield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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