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. Order of the Eastern Star of Iowa

    EIN 421068501 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Order of the Eastern Star of Iowa

    EIN 421068559 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Order of the Eastern Star of Iowa

    EIN 421068920 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Order of the Eastern Star of Iowa

    EIN 421069527 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Order of the Eastern Star of Iowa

    EIN 421076050 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Order of the Eastern Star of Iowa

    EIN 421091601 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Order of the Eastern Star of Iowa

    EIN 421092072 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Order of the Eastern Star of Iowa

    EIN 421099745 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Order of the Eastern Star of Iowa

    EIN 421109471 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Order of the Eastern Star of Iowa

    EIN 421115373 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Order of the Eastern Star of Iowa

    EIN 421117096 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Order of the Eastern Star of Iowa

    EIN 421118636 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  13. Order of the Eastern Star of Iowa

    EIN 421119773 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Order of the Eastern Star of Iowa

    EIN 421133259 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  15. Order of the Eastern Star of Iowa

    EIN 421137752 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  16. Order of the Eastern Star of Iowa

    EIN 421197994 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  17. Order of the Eastern Star of Iowa

    EIN 421226311 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Order of the Eastern Star of Iowa

    EIN 421228421 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  19. Order of the Eastern Star of Iowa

    EIN 421230234 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Order of the Eastern Star of Iowa

    EIN 421232811 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  21. Order of the Eastern Star of Iowa

    EIN 421232962 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  22. Order of the Eastern Star of Iowa

    EIN 421242040 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Order of the Eastern Star of Iowa

    EIN 426060662 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  24. Order of the Eastern Star of Iowa

    EIN 426060720 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  25. Order of the Eastern Star of Iowa

    EIN 426062159 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Order of the Eastern Star of Iowa

    EIN 426063536 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  27. Order of the Eastern Star of Iowa

    EIN 426064194 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Order of the Eastern Star of Iowa

    EIN 426064692 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  29. Order of the Eastern Star of Iowa

    EIN 426065507 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  30. Order of the Eastern Star of Iowa

    EIN 426065508 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Order of the Eastern Star of Iowa

    EIN 426066625 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  32. Order of the Eastern Star of Iowa

    EIN 426066626 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Order of the Eastern Star of Iowa

    EIN 426067479 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. Order of the Eastern Star of Iowa

    EIN 426068401 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Order of the Eastern Star of Iowa

    EIN 426068944 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  36. Order of the Eastern Star of Iowa

    EIN 426070158 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Order of the Eastern Star of Iowa

    EIN 426071866 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  38. Order of the Eastern Star of Iowa

    EIN 426073341 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  39. Order of the Eastern Star of Iowa

    EIN 426085451 · Headquarters: KNOXVILLE, IA, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  40. Order of the Eastern Star of Iowa

    EIN 426121976 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Order of the Eastern Star of Iowa

    EIN 426272511 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Order of the Eastern Star of Iowa

    EIN 510245765 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Order of the Eastern Star of Iowa

    EIN 510245786 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Order of the Eastern Star of Iowa Heartland Chapter No 305

    EIN 426091125 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Order of the White Shrine of Jerusalem

    EIN 237514237 · Headquarters: Mason City, IA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  46. Order of the White Shrine of Jerusalem

    EIN 237514262 · Headquarters: Marshalltown, IA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  47. Order of the White Shrine of Jerusalem

    EIN 237514265 · Headquarters: West Des Moines, IA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  48. Order of the White Shrine of Jerusalem

    EIN 237514269 · Headquarters: Waterloo, IA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  49. Order of the White Shrine of Jerusalem

    EIN 360732359 · Headquarters: Davenport, IA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  50. Ordinary Opportunities

    EIN 994971621 · Headquarters: ALTOONA, IA, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Orexian Foundation

    EIN 834271771 · Headquarters: BETTENDORF, IA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Organic Crop Improvement Associatio

    EIN 421471691 · Headquarters: JEFFERSON, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Organic Farmers Association

    EIN 851249281 · Headquarters: SPIRIT LAKE, IA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Organicdevelopersnet Limited

    EIN 873386241 · Headquarters: Fairfield, IA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  55. Organization Promoting Everlasting Neighbors Inc

    EIN 421375754 · Headquarters: Newton, IA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Orient Area Betterment & Improvement Corporation

    EIN 474945520 · Headquarters: ORIENT, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Orient Economic Development Corporation

    EIN 271789388 · Headquarters: Orient, IA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  58. Orient Housing Project

    EIN 237221476 · Headquarters: Creston, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Orient Macksburg Education

    EIN 273394472 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Original Design Ministries Inc

    EIN 475090563 · Headquarters: MARION, IA, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  61. Original University Foundation

    EIN 420861651 · Headquarters: Ames, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Orlan Snyder Charitable Trust

    EIN 421524565 · Headquarters: INDEPENDENCE, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  63. Oromo Mutual Benefit Society of Siouxland

    EIN 472372298 · Headquarters: Sioux City, IA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  64. Orphan's Cry Ministries

    EIN 900746487 · Headquarters: TREYNOR, IA, USA · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  65. Orphaned and Injured Wildlife Incorporated

    EIN 421233811 · Headquarters: SPIRIT LAKE, IA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Orphans of Our Lady of Sorrows Foundation

    EIN 881884585 · Headquarters: URBANDALE, IA, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  67. Orpheum Theatre Endowment Inc

    EIN 460496569 · Headquarters: SIOUX CITY, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Orpheum Theatre Preservation Projectltd

    EIN 421339054 · Headquarters: SIOUX CITY, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Orthopaedic & Rheumatology Associatespc

    EIN 421521508 · Headquarters: BETTENDORF, IA, USA · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990

  70. Orthotropic Academy Inc

    EIN 991208042 · Headquarters: MOUNT VERNON, IA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Ortner Scholarship Foundation

    EIN 470919066 · Headquarters: CHARTER OAK, IA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Osaa-ukwu Progressive Union Inc

    EIN 853464860 · Headquarters: West Des Moines, IA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Osage Aces Volleyball Club

    EIN 993854225 · Headquarters: OSAGE, IA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Osage Alano Society

    EIN 421352113 · Headquarters: OSAGE, IA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Osage Booster Club

    EIN 812137845 · Headquarters: OSAGE, IA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. Osage Chamber of Commerce

    EIN 420451285 · Headquarters: OSAGE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Osage Clay Target Team

    EIN 414192023 · Headquarters: Saint Ansgar, IA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Osage Community Chest

    EIN 421067225 · Headquarters: Osage, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Osage Community Daycare

    EIN 421479725 · Headquarters: OSAGE, IA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Osage Community School Education Association

    EIN 510174993 · Headquarters: Osage, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Osage Conservation Club

    EIN 426081192 · Headquarters: Osage, IA, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  82. Osage Economic Betterment Company

    EIN 473978454 · Headquarters: OSAGE, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Osage Educational Services Association

    EIN 274400060 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Osage Fire Fighters Association

    EIN 263453994 · Headquarters: Osage, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Osage Parent Teacher Organization

    EIN 932165979 · Headquarters: Osage, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Osage Rotary Charities

    EIN 201569530 · Headquarters: OSAGE, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Osage Senior Citizens Center

    EIN 421050299 · Headquarters: Osage, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Osborn Cemetery

    EIN 421216691 · Headquarters: Bussey, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Oscar Romero Tr

    EIN 886442654 · Headquarters: Ames, IA, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Osceola 4Th of July Committee

    EIN 272558637 · Headquarters: Osceola, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  91. Osceola Big Chief Ffa Alumni

    EIN 262509604 · Headquarters: Osceola, IA, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  92. Osceola Chamber Main Street

    EIN 421474110 · Headquarters: OSCEOLA, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Osceola Communities Express Inc

    EIN 814579657 · Headquarters: Sibley, IA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Osceola Community Hospital Inc

    EIN 420890973 · Headquarters: SIBLEY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Osceola County Ag Pavilion

    EIN 922834215 · Headquarters: SIBLEY, IA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Osceola County Historical Society

    EIN 421212426 · Headquarters: SIBLEY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  97. Osceola County Livestock Show

    EIN 420451561 · Headquarters: Sibley, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Osceola County Rural Water System

    EIN 421068607 · Headquarters: MAY CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Osceola County Sportsmans Club

    EIN 421224952 · Headquarters: SIBLEY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Osceola County Veterans Color Guard Inc

    EIN 421361111 · Headquarters: SIBLEY, IA, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

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