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. North Ridgeville Historical Society

    EIN 341427982 · Headquarters: NORTH RIDGEVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. North Royalton Chamber of Commerce

    EIN 341806134 · Headquarters: NORTH ROYALTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. North Royalton Educational Foundation

    EIN 341525336 · Headquarters: North Royalton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. North Royalton Historical Society

    EIN 341238898 · Headquarters: NORTH ROYALTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. North Royalton Policeman & Firemans

    EIN 341269520 · Headquarters: NORTH ROYALTON, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. North Shore Afl-cio Federation of Labor

    EIN 340829670 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. North Shore High School Bowling Inc

    EIN 883866528 · Headquarters: WELLINGTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  8. North Texas Chapter of the National Tooling & Mach

    EIN 751620426 · Headquarters: Strongsville, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. North Texas Precision Machining Institute Inc

    EIN 751621077 · Headquarters: Strongsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. North Toledo Arrow Club Inc

    EIN 346665144 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. North Union Education Association

    EIN 311052980 · Headquarters: Richwood, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. North West Clermont County Civic Association

    EIN 310936281 · Headquarters: Fairfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. North Western Electric Cooperative Inc

    EIN 344317160 · Headquarters: BRYAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Northampton Historical Society

    EIN 341412296 · Headquarters: Cuyahoga Falls, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Northcutt Jd

    EIN 616682091 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  16. Northeast Chapter of the Ohio Assoc of School Business Officials

    EIN 831276500 · Headquarters: Elyria, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Northeast OH UAW CAP Council

    EIN 341030504 · Headquarters: Eastlake, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Northeast Ohio Academy of Chiroprac

    EIN 341379228 · Headquarters: VERMILION, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Northeast Ohio Academy of Podiatric Medicine

    EIN 341709962 · Headquarters: BEACHWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Northeast Ohio Area Chamber of Commerceinc

    EIN 341817370 · Headquarters: CUYAHOGA FALLS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Northeast Ohio Association of Occupational Health Nurses Inc

    EIN 237409676 · Headquarters: STRONGSVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Northeast Ohio Branch Aauw

    EIN 371611367 · Headquarters: concord, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  23. Northeast Ohio Business Development Group Inc

    EIN 273550206 · Headquarters: Jefferson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Northeast Ohio Case Management Network

    EIN 341760574 · Headquarters: CLEVELAND, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  25. Northeast Ohio Chapter of Nacba

    EIN 061662525 · Headquarters: Novelty, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  26. Northeast Ohio Chapter of the Piano Technicians Guild Inc

    EIN 341710717 · Headquarters: Cleveland Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Northeast Ohio Chapter of the Project Management Institute

    EIN 341943100 · Headquarters: BEREA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Northeast Ohio Chapter of Usability Professionals Association

    EIN 200454159 · Headquarters: Cleveland Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Northeast Ohio Coin Machine Operators Association

    EIN 341266430 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Northeast Ohio Consortium for Children with Cochlear Implants

    EIN 261732061 · Headquarters: Rocky River, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Northeast Ohio Dance Inc

    EIN 341623782 · Headquarters: WADSWORTH, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Northeast Ohio Home Care

    EIN 341560246 · Headquarters: Olmsted Township, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Northeast Ohio Information Security Forum

    EIN 364801090 · Headquarters: Stow, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  34. Northeast Ohio Medical Record Association

    EIN 341218995 · Headquarters: LYNDHURST, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Northeast Ohio Medical University Foundation

    EIN 341264220 · Headquarters: ROOTSTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Northeast Ohio Municipal Clerks Association

    EIN 273479366 · Headquarters: Fairview Park, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. Northeast Ohio Museum of Military

    EIN 341657005 · Headquarters: Medina, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  38. Northeast Ohio Naval Academy Parents Club

    EIN 341709956 · Headquarters: Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Northeast Ohio Nebraskans

    EIN 453309669 · Headquarters: Cleveland Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  40. Northeast Ohio Neighborhood Health Services Inc

    EIN 341014291 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  41. Northeast Ohio Newspaper Guild

    EIN 340151445 · Headquarters: BROOKLYN HTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  42. Northeast Ohio Newspaper Guild

    EIN 341313144 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  43. Northeast Ohio Nurse Practitioners

    EIN 341640232 · Headquarters: Columbia Station, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  44. Northeast Ohio Pilots Association

    EIN 923025675 · Headquarters: Alliance, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. Northeast Ohio Psychiatric Institute

    EIN 341501286 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Northeast Ohio Regional Improvement Corporation

    EIN 320279902 · Headquarters: CANTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Northeast Ohio Returned Volunteers Association

    EIN 341483438 · Headquarters: Fairlawn, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Northeast Ohio Society of Professional Engineers

    EIN 331170880 · Headquarters: Rocky River, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  49. Northeast Ohio Squash Racquets Association Dba Greater Cleveland Squash

    EIN 341308482 · Headquarters: PEPPER PIKE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Northeast Ohio Translators Association

    EIN 341545447 · Headquarters: Beachwood, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Northeast Shores Development

    EIN 341361219 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  52. Northeast Uniserv Council

    EIN 264629782 · Headquarters: Ashtabula, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  53. Northeast Yacht Club

    EIN 340652073 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. Northeastern Buckeye Conference

    EIN 461894593 · Headquarters: Massillon, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  55. Northeastern High School 1975

    EIN 473805474 · Headquarters: URBANA, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  56. Northeastern Lions Club

    EIN 760734623 · Headquarters: OWENSVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Northeastern Local Education Association

    EIN 237112303 · Headquarters: Springfield, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Northeastern Local Teachers Association

    EIN 237091068 · Headquarters: Defiance, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Northeastern Ohio Arabian Horse Association Incorporated

    EIN 341486865 · Headquarters: Rootstown, OH, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Northeastern Ohio Association of School Nurses

    EIN 341367991 · Headquarters: Chardon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Northeastern Ohio Christian Youth Camp

    EIN 341249280 · Headquarters: LISBON, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  62. Northeastern Ohio Dental Hygienists Association

    EIN 341264221 · Headquarters: Northfield, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Northeastern Ohio Fire Chiefs Association

    EIN 237058593 · Headquarters: LAKEMORE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Northeastern Ohio Inter Museum Council

    EIN 237352675 · Headquarters: Bloomfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Northeastern Ohio Mustang Club

    EIN 414649186 · Headquarters: Stow, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Northeastern Ohio Mustang Club a Regional Mustang Club of America G

    EIN 393270568 · Headquarters: Tallmadge, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Northeastern Ohio Synodical Womens Organization

    EIN 341692162 · Headquarters: Hubbard, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  68. Northern Beach Inc

    EIN 205134412 · Headquarters: Marengo, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Northern Christian Leadership Association

    EIN 273062593 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  70. Northern Clovers 4-H Club of Wood County

    EIN 991117062 · Headquarters: Bowling Green, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Northern Columbus Athletic Assoc

    EIN 237183334 · Headquarters: DUBLIN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Northern Hills Father & Son

    EIN 311420439 · Headquarters: Mount Healthy, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Northern Local Education Association

    EIN 263950393 · Headquarters: Thornville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Northern Ohio Apartment Association

    EIN 340070140 · Headquarters: Cleveland, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Northern Ohio Arson Seminar

    EIN 341191164 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Northern Ohio Association for Financial Professionals Inc

    EIN 341653420 · Headquarters: Independence, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Northern Ohio Branch of the Int'l Dyslexia Association

    EIN 341635119 · Headquarters: RICHFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Northern Ohio Chapter BMW CCA Inc

    EIN 341693831 · Headquarters: Cuyahoga Falls, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Northern Ohio Chapter of Naiop

    EIN 341381262 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Northern Ohio Chapter of the Metal Service Institute

    EIN 341601164 · Headquarters: Cleveland, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Northern Ohio Chapter Robert Morris Associates

    EIN 341421188 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Northern Ohio Dare Officers Inc

    EIN 271068111 · Headquarters: Euclid, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  83. Northern Ohio Digital Interconnect Group Inc

    EIN 900661471 · Headquarters: Elyria, OH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  84. Northern Ohio Electrical Contractors Assoc

    EIN 346573445 · Headquarters: Lakewood, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Northern Ohio Families Anonymous Intergroup

    EIN 743225975 · Headquarters: Chagrin Falls, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. Northern Ohio Fire Fighters Inc

    EIN 341221063 · Headquarters: Mount Eaton, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Northern Ohio Golf Association

    EIN 340149890 · Headquarters: NORTH OLMSTED, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Northern Ohio Golf Charities Inc

    EIN 341042495 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Northern Ohio Lambrador Retriever Club Inc

    EIN 341625074 · Headquarters: Akron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Northern Ohio Professional Golfers Assoc

    EIN 237029147 · Headquarters: WARRENSVILLE HEIGHTS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Northern Ohio Quarterhorse Association

    EIN 341528523 · Headquarters: Medina, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Northern Ohio Radio Controlled Auto Racers

    EIN 455146208 · Headquarters: brunswick, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Northern Ohio Railway Museum

    EIN 346568422 · Headquarters: Chippewa Lake, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Northern Ohio Unit 125

    EIN 341489605 · Headquarters: chagrin falls, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Northern Ohio Womens Lacrosse Officials Association

    EIN 274537525 · Headquarters: Brooklyn, OH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  96. Northern Ohio Youth Orchestra Inc

    EIN 341370528 · Headquarters: Oberlin, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Northfield Chapter No 2427 Women of the Moose

    EIN 900971345 · Headquarters: Northfield, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. Northfield Elementary Pta

    EIN 237256936 · Headquarters: NORTHFIELD, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Northfield Moose Lodge 2156

    EIN 341014207 · Headquarters: Northfield Village, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Northfield Sportsmens Association Inc

    EIN 341413913 · Headquarters: Northfield, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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