Nonprofits in Oak Ridge, Tennessee

Nonprofits in Oak Ridge, Tennessee. Browse 306 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. Grow Oak Ridge

    EIN 811747608 · Headquarters: OAK RIDGE, TN, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Hamilton Place Inc

    EIN 621629664 · Headquarters: OAK RIDGE, TN, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Hands & Feet Pet Advocates

    EIN 862755504 · Headquarters: Oak Ridge, TN, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Heavenly Treasure

    EIN 273072400 · Headquarters: OAK RIDGE, TN, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Holiday Bureau Inc

    EIN 237181422 · Headquarters: Oak Ridge, TN, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Holistic Science Charitable Research Foundation Inc

    EIN 272554563 · Headquarters: OAK RIDGE, TN, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Hope of East Tennessee Inc

    EIN 620996804 · Headquarters: OAK RIDGE, TN, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Hopes Child Limited

    EIN 931359609 · Headquarters: OAK RIDGE, TN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Houses of Worship International Christian Partnership

    EIN 873509757 · Headquarters: OAK RIDGE, TN, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Ibew 270 Building Corporation

    EIN 581449912 · Headquarters: OAK RIDGE, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Ibew Local 270 Health & Welfare Trust Fund Plan

    EIN 620812887 · Headquarters: Oak Ridge, TN, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  12. Insurors of Knoxville Inc

    EIN 620698410 · Headquarters: Oak Ridge, TN, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  13. Integrated Senior Agenda Inc

    EIN 475162058 · Headquarters: OAK RIDGE, TN, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  14. Interdisciplinary Solutions for Environmental Sustainability Inc

    EIN 621820345 · Headquarters: Oak Ridge, TN, US · Science & Technology · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  15. International Association of Administrative Professionals

    EIN 626046972 · Headquarters: Oak Ridge, TN, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  16. International Association of Fire Fighters Local 1346

    EIN 620985837 · Headquarters: OAK RIDGE, TN, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. International Association of Lions Club

    EIN 582083918 · Headquarters: Oak Ridge, TN, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  18. International Association of Machinists & Aerospace Workers

    EIN 620519321 · Headquarters: Oak Ridge, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. International Bioinformatics Foundation

    EIN 200221422 · Headquarters: Oak Ridge, TN, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  20. International Brotherhood of Electrical Workers

    EIN 620514370 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. International Guards Union of America Local # 3

    EIN 626041955 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. International Mammalian Genome Society

    EIN 621828826 · Headquarters: Oak Ridge, TN, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. International Nuclear Target Development Society

    EIN 923767952 · Headquarters: Oak Ridge, TN, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. International Union of Painters and Alli Local 1805

    EIN 237072428 · Headquarters: OAK RIDGE, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Inwes Education and Research Institute

    EIN 980623980 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  26. Jai Sachchidanand Sangh Inc

    EIN 621188208 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Jefferson Middle School Parent- Teacher Organization

    EIN 621791034 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Jms Cheer Boosters

    EIN 205110971 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  29. Jms Tsa Boosters

    EIN 271101310 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  30. Keep Anderson County Beautiful

    EIN 263762547 · Headquarters: Oak Ridge, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Key Club International

    EIN 626047430 · Headquarters: Oak Ridge, TN, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  32. Kiwanis International

    EIN 626048205 · Headquarters: Oak Ridge, TN, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  33. Knights of Columbus

    EIN 626043144 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Knoxville Pipe Band Inc

    EIN 882329279 · Headquarters: Oak Ridge, TN, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Knoxville Recycling Coalition

    EIN 581627464 · Headquarters: OAK RIDGE, TN, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  36. Korea Stamp Society

    EIN 520890473 · Headquarters: Oak Ridge, TN, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  37. Krazy for K9s Rescue

    EIN 871264249 · Headquarters: Oak Ridge, TN, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. La Leche League International Inc

    EIN 621402796 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Leadership Oak Ridge Inc

    EIN 581946957 · Headquarters: OAK RIDGE, TN, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. League of Women Voters of Tennessee

    EIN 626043310 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Learn to Swim of Oak Ridge Inc

    EIN 621403186 · Headquarters: Oak Ridge, TN, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  42. Legacy Family Church

    EIN 812111642 · Headquarters: Oak Ridge, TN, US · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. Linden Elementary Parent-teacher Organization

    EIN 464646374 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Lost & Found Fellowship

    EIN 333288557 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Mansfield Ministries Incorporated

    EIN 260268264 · Headquarters: Oak Ridge, TN, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Mary Waterhouse Trust

    EIN 626383063 · Headquarters: OAK RIDGE, TN, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. Men of Tomorrow Foundation

    EIN 621801217 · Headquarters: Oak Ridge, TN, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Mimis Place Inc

    EIN 821257257 · Headquarters: Oak Ridge, TN, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Mission Milspouse Inc

    EIN 881604492 · Headquarters: Oak Ridge, TN, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Mrhp Inc

    EIN 208185925 · Headquarters: Oak Ridge, TN, US · Housing & Shelter · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  51. Music Arts Inc

    EIN 621841925 · Headquarters: Oak Ridge, TN, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Nami Oak Ridge Inc

    EIN 581739183 · Headquarters: Oak Ridge, TN, US · Mental Health & Crisis Intervention · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  53. National Active and Retired Federal Employees Association

    EIN 510210176 · Headquarters: Oak Ridge, TN, US · Employment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. National Council of Black Engineers and Scientists Inc

    EIN 330299894 · Headquarters: Oak Ridge, TN, US · Science & Technology · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. Natural Gas Distributors Association of East Tennessee

    EIN 811753162 · Headquarters: Oak Ridge, TN, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. New Deliverance Church

    EIN 850635757 · Headquarters: Oak Ridge, TN, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Oak Ridge Amateur Radio Club Inc

    EIN 611901053 · Headquarters: Oak Ridge, TN, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Oak Ridge Area Lodge Number 19 Fraternal Order of Police

    EIN 621188581 · Headquarters: OAK RIDGE, TN, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Oak Ridge Associated Universities

    EIN 620476816 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. Oak Ridge Baseball Boosters

    EIN 721553771 · Headquarters: Oak Ridge, TN, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  61. Oak Ridge Boys Club Alumni Assoc Inc

    EIN 621539931 · Headquarters: OAK RIDGE, TN, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Oak Ridge Boys Soccer Cats Booster Club

    EIN 473047259 · Headquarters: OAK RIDGE, TN, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Oak Ridge Breakfast Rotary Club

    EIN 621113803 · Headquarters: Oak Ridge, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Oak Ridge Brkfst Rotary Club Fndn

    EIN 461964305 · Headquarters: Oak Ridge, TN, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Oak Ridge Cemetery Association

    EIN 620583181 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Oak Ridge Chamber of Commerce

    EIN 620572006 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Oak Ridge Civic Ballet Association Inc

    EIN 620719862 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Oak Ridge Civic Music Association Inc

    EIN 620649604 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Oak Ridge Community Art Center

    EIN 626046473 · Headquarters: OAK RIDGE, TN, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Oak Ridge Community Band Inc

    EIN 620983109 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Oak Ridge Computer Science Girls

    EIN 814937923 · Headquarters: OAK RIDGE, TN, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Oak Ridge Country Club Inc

    EIN 620449072 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Oak Ridge Cross Country Booster Club

    EIN 264680845 · Headquarters: Oak Ridge, TN, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Oak Ridge Economic Partnership

    EIN 030390362 · Headquarters: OAK RIDGE, TN, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Oak Ridge Education Association

    EIN 620536731 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Oak Ridge Electrical Joint Apprenticeship and Training Trust

    EIN 626043461 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Oak Ridge Environmental Peace Alliance

    EIN 621812870 · Headquarters: Oak Ridge, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Oak Ridge Garden Club

    EIN 581882255 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Oak Ridge Graduation Celebration Community Foundation

    EIN 621849884 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Oak Ridge Heritage and Preservation Association

    EIN 621806481 · Headquarters: OAK RIDGE, TN, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Oak Ridge High School Band Boosters

    EIN 621504997 · Headquarters: Oak Ridge, TN, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. Oak Ridge High School Orchestra Booster Club

    EIN 352513946 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Oak Ridge High School Parent Teacher Student Organization

    EIN 621422086 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Oak Ridge Institute for Continued Learning

    EIN 621743645 · Headquarters: OAK RIDGE, TN, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Oak Ridge Jaycees Foundation

    EIN 621682983 · Headquarters: Oak Ridge, TN, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Oak Ridge Knoxville Section of the America Nuclear Society Inc

    EIN 581450469 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Oak Ridge Land Bank Inc

    EIN 463940863 · Headquarters: OAK RIDGE, TN, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Oak Ridge Lodge No 354 Free and Accepted Masons Charitable Fund In

    EIN 621249417 · Headquarters: Oak Ridge, TN, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  89. Oak Ridge Loyal Order of Moose 1316

    EIN 620693451 · Headquarters: Oak Ridge, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Oak Ridge Nursery School Association Inc

    EIN 626009506 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  91. Oak Ridge Playhouse

    EIN 626002614 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Oak Ridge Public Schools Education Foundation

    EIN 621809810 · Headquarters: OAK RIDGE, TN, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Oak Ridge Quarterback Club

    EIN 203006819 · Headquarters: Oak Ridge, TN, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  94. Oak Ridge Rotary Community Fund

    EIN 201693222 · Headquarters: OAK RIDGE, TN, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Oak Ridge Rotary Sunset Community Fund

    EIN 364768390 · Headquarters: Oak Ridge, TN, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Oak Ridge Rowing Association

    EIN 621122376 · Headquarters: OAK RIDGE, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  97. Oak Ridge Senior Foundation

    EIN 272836962 · Headquarters: Oak Ridge, TN, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  98. Oak Ridge Sports Hall of Fame

    EIN 464712887 · Headquarters: OAK RIDGE, TN, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Oak Ridge Tennis Club a Non Profit Corporation

    EIN 271619212 · Headquarters: Oak Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  100. Oak Ridge Track Club Inc

    EIN 810625807 · Headquarters: Oak Ridge, TN, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

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