Nonprofits in Iowa

Nonprofits in Iowa. Browse 36,116 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. Osceola Electric Cooperative Inc

    EIN 420451575 · Headquarters: SIBLEY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Osceola Public Library Foundation

    EIN 204864052 · Headquarters: Osceola, IA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Osceola Recreational Trails Association

    EIN 421476875 · Headquarters: Sibley, IA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Osceola Volunteer Firefighters Association

    EIN 261120495 · Headquarters: Osceola, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Oskaloosa Band Boosters Inc

    EIN 237209661 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Oskaloosa Band Foundation Inc

    EIN 900109782 · Headquarters: Oskaloosa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  7. Oskaloosa Basketball Club

    EIN 932622344 · Headquarters: Oskaloosa, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Oskaloosa Childrens Museum Inc

    EIN 333012062 · Headquarters: Oskaloosa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Oskaloosa Community Development Foundation

    EIN 421251215 · Headquarters: OSKALOOSA, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Oskaloosa Community Theater Inc

    EIN 427400859 · Headquarters: Oskaloosa, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Oskaloosa Education Association

    EIN 237100129 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Oskaloosa Education Foundation Incorporated

    EIN 421421563 · Headquarters: Oskaloosa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Oskaloosa Elementary Pto

    EIN 050588556 · Headquarters: SKALOOSA, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Oskaloosa Food Pantry Incorporated

    EIN 393443177 · Headquarters: Oskaloosa, IA, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Oskaloosa Football League

    EIN 900450623 · Headquarters: Osklaoosa, IA, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  16. Oskaloosa Girls Incorporated

    EIN 426057804 · Headquarters: Tracy, IA, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  17. Oskaloosa High School

    EIN 821492661 · Headquarters: Oskaloosa, IA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Oskaloosa High School Orchestra Boosters

    EIN 421511525 · Headquarters: Oskaloosa, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Oskaloosa Indian Booster Club

    EIN 273080548 · Headquarters: OSKALOOSA, IA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Oskaloosa Indoor Sports Complex Ltd

    EIN 271604460 · Headquarters: Oskaloosa, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Oskaloosa Public Library Foundation

    EIN 421513872 · Headquarters: OSKALOOSA, IA, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  22. Oskaloosa Retirement Homes Inc C/o Keyway Management Company

    EIN 421081648 · Headquarters: WEST DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Oskaloosa Rotary Chapter of Rotary International

    EIN 426081201 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Oskaloosa Society for Christian Instruction

    EIN 420810205 · Headquarters: OSKALOOSA, IA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Oskaloosa Support Staff Association

    EIN 421342080 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Oskaloosa Symphony Association

    EIN 421526038 · Headquarters: OSKALOOSA, IA, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  27. Oskaloosa Trees Forever

    EIN 471819704 · Headquarters: Oskaloosa, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Oskaloosa Womens Club

    EIN 426058920 · Headquarters: Oskaloosa, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  29. Oskaloosa Youth Sports Foundation

    EIN 422026010 · Headquarters: Oskaloosa, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Osrm Community Room

    EIN 453082089 · Headquarters: BELMOND, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  31. Ossian Housing Inc

    EIN 237445079 · Headquarters: VOLGA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Ossian Senior Hospice

    EIN 426076605 · Headquarters: OSSIAN, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Oswald and Sophia Bathalter Trust C/o Dewitt Bank & Trust Co

    EIN 421368307 · Headquarters: DEWITT, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. Otho Betterment Committee

    EIN 320507070 · Headquarters: Fort Dodge, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Otho Fire and Rescue Association Incorporated

    EIN 261845847 · Headquarters: Otho, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Otho Kalo Coalville Community Scholarship Fund Inc

    EIN 421509467 · Headquarters: FORT DODGE, IA, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. Oto Community Development Corporation

    EIN 473223128 · Headquarters: OTO, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Oto Fire Department

    EIN 852092038 · Headquarters: Oto, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Otsf

    EIN 994012242 · Headquarters: Allerton, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Otter Creek Sportsmans Club

    EIN 426062240 · Headquarters: HIAWATHA, IA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  41. Otto Schoitz Foundation

    EIN 811949053 · Headquarters: WATERLOO, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  42. Ottumwa Adult Softball League

    EIN 452018967 · Headquarters: OTTUMWA, IA, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  43. Ottumwa Amateur Radio Club

    EIN 830815289 · Headquarters: Blakesburg, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Ottumwa Area Arts Council

    EIN 421050402 · Headquarters: Ottumwa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Ottumwa Area Chamber of Commerce

    EIN 420452840 · Headquarters: OTTUMWA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Ottumwa Area Community Chorus

    EIN 463588512 · Headquarters: Ottumwa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. Ottumwa Area Translator System Inc

    EIN 421019888 · Headquarters: Ottumwa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  48. Ottumwa Athletic Club Inc

    EIN 421106826 · Headquarters: OTTUMWA, IA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Ottumwa Babe Ruth Association Ltd

    EIN 426074158 · Headquarters: OTTUMWA, IA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Ottumwa Boxing Club Inc

    EIN 421435124 · Headquarters: OTTUMWA, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Ottumwa Christian School White

    EIN 421435002 · Headquarters: OTTUMWA, IA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Ottumwa Civic Music Association

    EIN 237119079 · Headquarters: OTTUMWA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Ottumwa Community Childrens Playhouse

    EIN 272601576 · Headquarters: Ottumwa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Ottumwa Community Outreach Ministry Inc

    EIN 760722108 · Headquarters: Ottumwa, IA, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  55. Ottumwa Community Players Inc

    EIN 421088614 · Headquarters: OTTUMWA, IA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Ottumwa Community School Foundation Inc

    EIN 462065627 · Headquarters: Ottumwa, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ottumwa Community Thanksgiving Dinner Inc

    EIN 611818101 · Headquarters: Ottumwa, IA, US · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Ottumwa Economic Development Corporation

    EIN 420866300 · Headquarters: OTTUMWA, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990

  59. Ottumwa Education Association

    EIN 421231864 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Ottumwa Habitat for Humanity

    EIN 421358343 · Headquarters: OTTUMWA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Ottumwa High School Music Boosters Inc

    EIN 391898229 · Headquarters: Ottumwa, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Ottumwa Kitten Project

    EIN 931396330 · Headquarters: OTTUMWA, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Ottumwa Park and Recreation Foundation Inc

    EIN 844876396 · Headquarters: OTTUMWA, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Ottumwa Pride

    EIN 850845771 · Headquarters: Ottumwa, IA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Ottumwa Pro Balloon Race Committee Inc

    EIN 421391285 · Headquarters: Agency, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. Ottumwa Public Library Foundation C/o Natalie Bolin

    EIN 421506251 · Headquarters: OTTUMWA, IA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Ottumwa Public Library Friends Inc

    EIN 421432956 · Headquarters: OTTUMWA, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Ottumwa Quilters Guild

    EIN 371587138 · Headquarters: Ottumwa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Ottumwa Radio Control Flyers

    EIN 475556012 · Headquarters: Ottumwa, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ottumwa Regional Health Foundation Inc

    EIN 421271720 · Headquarters: OTTUMWA, IA, USA · Health Care · Latest available filing year: 2009 · Primary form: IRS Form 990

  71. Ottumwa Regional Legacy Foundation Inc

    EIN 420681060 · Headquarters: OTTUMWA, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. Ottumwa Soccer Club

    EIN 421488258 · Headquarters: Ottumwa, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Ottumwa Symphony Orchestra Foundation

    EIN 861162384 · Headquarters: Ottumwa, IA, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  74. Ottumwa Tennis Club Incorporated

    EIN 901179861 · Headquarters: Ottumwa, IA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. Ottumwa Usbc Bowling Association

    EIN 205867127 · Headquarters: Ottumwa, IA, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  76. Ottumwa Womens Club

    EIN 426081660 · Headquarters: OTTUMWA, IA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  77. Ottumwa YMCA

    EIN 420725202 · Headquarters: Ottumwa, IA, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Ottumwa Yorkrite Bodies

    EIN 421455101 · Headquarters: OTTUMWA, IA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  79. Our Communities Health Foundation

    EIN 871839720 · Headquarters: GUTHRIE CTR, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Our Community Salutes - Eastern Iowa Inc

    EIN 333388620 · Headquarters: DAVENPORT, IA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Our Foundation for the Future

    EIN 421073514 · Headquarters: EAGLE GROVE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. Our House Child Dev

    EIN 420956324 · Headquarters: SHENANDOAH, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Our Kids Dba Open Heartland

    EIN 300478917 · Headquarters: IOWA CITY, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Our Lady of Perpetual Help Inc

    EIN 311772589 · Headquarters: Iowa City, IA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Our Lady of the Mississippi Abbey Trappistine Nuns

    EIN 420878319 · Headquarters: Dubuque, IA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-T

  86. Our Lady of Victory Foundation Inc

    EIN 421344392 · Headquarters: Davenport, IA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Our Ladys Mission

    EIN 834532812 · Headquarters: Remsen, IA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Our Sacred Space Inc

    EIN 261412496 · Headquarters: MONTOUR, IA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Our Saviours Squadron

    EIN 825401184 · Headquarters: Osage, IA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Our Surrendered Lives Ministries In

    EIN 274750252 · Headquarters: FORT MADISON, IA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Our Turn Inc

    EIN 920455406 · Headquarters: DUBUQUE, IA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Out of Our Hands Ministries Inc

    EIN 204036189 · Headquarters: Des Moines, IA, US · Religion Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  93. Out Sports Quad Cities

    EIN 393573987 · Headquarters: Davenport, IA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Outdoor Advertising Association of Iowa

    EIN 421368047 · Headquarters: Urbandale, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. Outdoor Alliance of Story County

    EIN 462035019 · Headquarters: Ames, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Outdoor Connections

    EIN 920799273 · Headquarters: PERU, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Outdoor Gospel Mission

    EIN 421281842 · Headquarters: Jefferson, IA, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  98. Outdoor Sports Training Center

    EIN 453617439 · Headquarters: CLEAR LAKE, IA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. Outlooks

    EIN 421421247 · Headquarters: WEST DES MOINES, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Outreach Inc

    EIN 200636360 · Headquarters: UNION, IA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages