Nonprofits in Mount Vernon, Ohio

Nonprofits in Mount Vernon, Ohio. Browse 290 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. Knox County Fish & Game Assn

    EIN 316035242 · Headquarters: Mount Vernon, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Knox County Foundation

    EIN 311768219 · Headquarters: Mount Vernon, OH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Knox County Garden Club

    EIN 263522489 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Knox County Genealogical Society

    EIN 341631150 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Knox County Head Start Inc

    EIN 310724689 · Headquarters: Mount Vernon, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Knox County Historical Society

    EIN 310896419 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Knox County Humane Society

    EIN 311105030 · Headquarters: MOUNT VERNON, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Knox County Joint Veterans Council Military Honor Guard

    EIN 992992522 · Headquarters: Mount Vernon, OH, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Knox County Junior Miss Program Inc

    EIN 261211759 · Headquarters: Mount Vernon, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Knox County Kids Succeed Corp

    EIN 464169667 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Knox County Land Reutilization Corporati

    EIN 824086618 · Headquarters: MOUNT VERNON, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Knox County Memorial Building Inc

    EIN 814544850 · Headquarters: Mount Vernon, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Knox County Sheep Association Inc

    EIN 844976142 · Headquarters: Mount Vernon, OH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Knox County Suicide Prevention Coalition

    EIN 844520746 · Headquarters: MOUNT VERNON, OH, USA · Mental Health & Crisis Intervention · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  15. Knox County Symphony Association

    EIN 316083491 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Knox Development Partnership Inc

    EIN 874726209 · Headquarters: MOUNT VERNON, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Knox Housing Services Inc

    EIN 200931285 · Headquarters: MOUNT VERNON, OH, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Knox Knights Baseball Association

    EIN 831931233 · Headquarters: MOUNT VERNON, OH, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Knox Labs Inc

    EIN 813885853 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Knox Network of Christian Ministries

    EIN 843201066 · Headquarters: Mount Vernon, OH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Knox New Hope Industries Inc

    EIN 311033917 · Headquarters: MOUNT VERNON, OH, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Knox Partnership for Arts and Culture Inc

    EIN 311407430 · Headquarters: MOUNT VERNON, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Knox Pregnancy Services Inc

    EIN 311233290 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Knox Substance Abuse Action Team

    EIN 932472964 · Headquarters: Mount Vernon, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Knoxco Task Force for Older Adults

    EIN 474316658 · Headquarters: MOUNT VERNON, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Kokosing Valley Community Tennis Assoication

    EIN 264838508 · Headquarters: Mount Vernon, OH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Kudos

    EIN 275010706 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  28. Ladies Auxiliary to the Vfw Dept of Ohio

    EIN 271122445 · Headquarters: Mount Vernon, OH, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Launch Baseball Inc

    EIN 873746198 · Headquarters: MOUNT VERNON, OH, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  30. Lazarus Life Ministries

    EIN 823370500 · Headquarters: MOUNT VERNON, OH, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Madhatters of Knox County

    EIN 800141320 · Headquarters: Mount Vernon, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Mazza Family Foundation

    EIN 871992324 · Headquarters: Mount Vernon, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Mount Vernon Amateur Radio Club Inc

    EIN 310959949 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Mount Vernon Arts Consortium Inc

    EIN 852208856 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Mount Vernon Association of Police Chaplains

    EIN 825040705 · Headquarters: Mount Vernon, OH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Mount Vernon Baseball Association

    EIN 043721649 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Mount Vernon Community Improvement Corporation

    EIN 812559612 · Headquarters: Mount Vernon, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  38. Mount Vernon Development Company Inc

    EIN 475380096 · Headquarters: MOUNT VERNON, OH, USA · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  39. Mount Vernon High Academic Booster Club

    EIN 311385948 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  40. Mount Vernon Middle School Parent Teacher Organization

    EIN 311372018 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  41. Mount Vernon Music & Arts Festival

    EIN 311600149 · Headquarters: MOUNT VERNON, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Mount Vernon Music Boosters Club Inc

    EIN 311089159 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Mount Vernon Nazarene University

    EIN 310725957 · Headquarters: Mount Vernon, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Mount Vernon Nazarene University Foundation Inc

    EIN 311398494 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Mount Vernon Oh Chapter 480

    EIN 270818571 · Headquarters: Mount Vernon, OH, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  46. Mount Vernon Parking Co

    EIN 310628964 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Mount Vernon Players

    EIN 310929671 · Headquarters: Mount Vernon, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Mount Vernon Post No 4027 Veterans of Foreign Wars of the United State

    EIN 316085738 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Mount Vernon Rotary Foundation

    EIN 311472198 · Headquarters: Mount Vernon, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Mtvarts Inc

    EIN 263870025 · Headquarters: MOUNT VERNON, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Muscle Missions

    EIN 311703323 · Headquarters: Mount Vernon, OH, US · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  52. Mystic Order of Veiled Prophets of Enchanted Realm

    EIN 237535564 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Nami Knox-licking County Ohio

    EIN 311388166 · Headquarters: MOUNT VERNON, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. National Association of Letter Carriers

    EIN 900294377 · Headquarters: Mount vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. National Exchange Club

    EIN 237008418 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Neff Marine Corps Museum Inc

    EIN 341949835 · Headquarters: Mount Vernon, OH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. New Directions the Domestic Abuse Shelt and Rape Crisis Center of Knox County

    EIN 311058476 · Headquarters: MOUNT VERNON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. New Shoots Garden Club

    EIN 261123230 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. North Fork Youth Athletic Assoc

    EIN 934248082 · Headquarters: Mount Vernon, OH, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Oak Street Foundation

    EIN 933264423 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Ohio Eastern Star Community Services

    EIN 020803707 · Headquarters: MOUNT VERNON, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Ohio Eastern Star Health Care Center Inc

    EIN 311480580 · Headquarters: MOUNT VERNON, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Ohio Eastern Star Home

    EIN 314405826 · Headquarters: MOUNT VERNON, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Ohio Junior Miss Incorporated

    EIN 311080121 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  65. Ohio Network for Innovation

    EIN 830704194 · Headquarters: MOUNT VERNON, OH, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Ohio Scholars Association Inc

    EIN 474749018 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Ohio School Boards Leadership Council

    EIN 460709081 · Headquarters: Mount Vernon, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  68. Ohio State University

    EIN 261429595 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Ohio State University

    EIN 275052847 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ohio State University

    EIN 300352521 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Ohio State University

    EIN 352560613 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Ohio State University

    EIN 352590675 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Ohio State University

    EIN 371781043 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Ohio State University

    EIN 371799500 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Ohio State University

    EIN 371803238 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Ohio State University

    EIN 465099649 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  77. Ohio State University

    EIN 472953037 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Ohio State University

    EIN 473236301 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  79. Ohio State University

    EIN 473253591 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  80. Ohio State University

    EIN 814115399 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  81. Ohio State University

    EIN 815312452 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  82. Ohio State University

    EIN 820806179 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Ohio State University

    EIN 821025511 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Ohio State University

    EIN 821033350 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Ohio State University

    EIN 821079818 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Ohio State University

    EIN 821091860 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Ohio State University

    EIN 821092762 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Ohio State University

    EIN 821100203 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Ohio State University

    EIN 821117827 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Ohio State University

    EIN 821134554 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Ohio State University

    EIN 821307317 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Ohio State University

    EIN 821307546 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ohio State University

    EIN 821384098 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  94. Ohio State University

    EIN 844378506 · Headquarters: MOUNT VERNON, OH, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  95. Ohio State University

    EIN 874766546 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Ohio State University Alumni Association Inc

    EIN 311122912 · Headquarters: Mount Vernon, OH, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  97. Ohio Taxpayers Association

    EIN 811208106 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  98. Onion Bag Litter Prevention Project

    EIN 932034441 · Headquarters: MOUNT VERNON, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Order of the Eastern Star of Ohio

    EIN 473841971 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Owl Creek Conservancy

    EIN 311696161 · Headquarters: MOUNT VERNON, OH, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

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