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. National Association of Letter Carriers

    EIN 421323027 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. National Association of Letter Carriers

    EIN 421516020 · Headquarters: Norwalk, IA, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  3. National Association of Letter Carriers

    EIN 426062287 · Headquarters: Fort Dodge, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. National Association of Letter Carriers

    EIN 426063963 · Headquarters: BURLINGTON, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. National Association of Letter Carriers

    EIN 426066703 · Headquarters: CEDAR RAPIDS, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. National Association of Letter Carriers

    EIN 426076106 · Headquarters: West Union, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  7. National Association of Letter Carriers

    EIN 426076107 · Headquarters: Webster City, IA, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  8. National Association of Letter Carriers

    EIN 426076110 · Headquarters: Sibley, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. National Association of Letter Carriers

    EIN 426076121 · Headquarters: independence, IA, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  10. National Association of Letter Carriers

    EIN 426076131 · Headquarters: Council Bluffs, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  11. National Association of Letter Carriers

    EIN 426076137 · Headquarters: Bettendorf, IA, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  12. National Association of Letter Carriers

    EIN 426076795 · Headquarters: Keokuk, IA, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  13. National Association of Letter Carriers

    EIN 426077370 · Headquarters: boone, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. National Association of Letter Carriers

    EIN 426077717 · Headquarters: Fairfield, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. National Association of Letter Carriers

    EIN 426124768 · Headquarters: Ackley, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  16. National Association of Letter Carriers

    EIN 426124781 · Headquarters: Cedar Falls, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. National Association of Letter Carriers

    EIN 426124783 · Headquarters: Clarinda, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  18. National Association of Letter Carriers

    EIN 426124789 · Headquarters: Cresco, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. National Association of Letter Carriers

    EIN 426124804 · Headquarters: Harlan, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. National Association of Letter Carriers

    EIN 426124845 · Headquarters: Sigourney, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  21. National Association of Letter Carriers

    EIN 426124848 · Headquarters: spirit lake, IA, US · Employment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  22. National Association of Letter Carriers

    EIN 426124853 · Headquarters: BENNETT, IA, US · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  23. National Association of Letter Carriers

    EIN 426124859 · Headquarters: Wapello, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. National Association of Letter Carriers

    EIN 510246051 · Headquarters: Grinnell, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. National Association of Letter Carriers Auxiliary of USA

    EIN 426076130 · Headquarters: Des Moines, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  26. National Association of Letter Carriers Auxiliary of USA

    EIN 426090933 · Headquarters: Marion, IA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  27. National Association of Letter Carriers Auxiliary of USA

    EIN 426090938 · Headquarters: Davenport, IA, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  28. National Association of Letter Carriers Auxiliary of USA

    EIN 426090942 · Headquarters: Fort Dodge, IA, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  29. National Association of Letter Carriers Auxiliary of USA

    EIN 900420926 · Headquarters: Fort Dodge, IA, US · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  30. National Association of Letter Carriers Branch 512

    EIN 426077716 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. National Association of Letter Carriers Branch 644

    EIN 426076113 · Headquarters: Muscatine, IA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. National Association of Letter Carriers Branch 851

    EIN 426077368 · Headquarters: Shenandoah, IA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. National Association of Letter Carriers Central Iowa Merged Branch 352

    EIN 420894526 · Headquarters: Des Moines, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. National Association of Letter Carriers Harmony Branch 471

    EIN 237087341 · Headquarters: Mason City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. National Association of Letter Carriers Local 3429

    EIN 237146198 · Headquarters: Belmond, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. National Association of Letters Carriers

    EIN 426076123 · Headquarters: Hampton, IA, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. National Association of Letters Carriers

    EIN 426076140 · Headquarters: AMES, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. National Association of Letters Carriers

    EIN 426124782 · Headquarters: Cherokee, IA, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  39. National Association of Neonatal Nurses

    EIN 943231453 · Headquarters: Coralville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. National Association of Orthopaedic Nurses Inc

    EIN 421334099 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. National Association of Postal Supervisors Branch 586

    EIN 421307578 · Headquarters: INDEPENDENCE, IA, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. National Association of Power Engineers Inc

    EIN 426076104 · Headquarters: Earlham, IA, US · Public & Societal Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  43. National Association of Retired & Veteran Railway Employees

    EIN 237101090 · Headquarters: Hiawatha, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. National Association of Retired & Veteran Railway Employees

    EIN 251749637 · Headquarters: MASON CITY, IA, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  45. National Association of Retired & Veteran Railway Employees

    EIN 421494851 · Headquarters: Ottumwa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. National Association of Retired & Veteran Railway Employees

    EIN 421505692 · Headquarters: Marshalltown, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. National Association of Retired & Veteran Railway Employees

    EIN 421519056 · Headquarters: Creston, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. National Association of Retired & Veteran Railway Employees

    EIN 431841687 · Headquarters: Fort Dodge, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. National Association of Retired & Veteran Railway Employees

    EIN 510213346 · Headquarters: Danville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. National Association of Retired & Veteran Railway Employees

    EIN 510218736 · Headquarters: West Point, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. National Association of Retired & Veteran Railway Employees

    EIN 510222493 · Headquarters: Boone, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. National Association Of Retired & Veteran Railway Employees

    EIN 510247274 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. National Association of Retired & Veteran Railway Employees

    EIN 521281636 · Headquarters: Council Bluffs, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. National Association of Retired & Veteran Railway Empolyees

    EIN 510222500 · Headquarters: Clinton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. National Association of Retired & Vetern Railway Employees

    EIN 421478130 · Headquarters: Ankeny, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. National Association of Sporting Goods Wholesalers

    EIN 366056575 · Headquarters: ANKENY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. National Association of State Organic Programs

    EIN 450478809 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  58. National Association of State Public Health Veterinarians

    EIN 431302157 · Headquarters: Des Moines, IA, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. National Association of Tax Professionals Inc

    EIN 421508408 · Headquarters: Fort Dodge, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. National Association of Teachers of Singing

    EIN 273478496 · Headquarters: Des Moines, IA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. National Association of Women in Construction

    EIN 237041755 · Headquarters: Cedar rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. National Association of Women in Construction

    EIN 366134924 · Headquarters: Davenport, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. National Association of Women in Construction

    EIN 426096495 · Headquarters: DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. National Auxiliary of the Sons of Union Veterans of Civil War

    EIN 472247503 · Headquarters: Ankeny, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. National Auxiliary of the Sons of Union Veterans of the Civil War Us

    EIN 421434833 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. National Auxiliary of the Sons of Union Veterans of the Civil War Us

    EIN 421434834 · Headquarters: Ankeny, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. National Balloon Classic Ltd

    EIN 510137286 · Headquarters: INDIANOLA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. National Balloon Museum Inc

    EIN 421112484 · Headquarters: INDIANOLA, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  69. National Black American Law Students Association Inc

    EIN 237627185 · Headquarters: Des Moines, IA, US · Crime & Legal Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  70. National Business Association for Chiropractors

    EIN 421210411 · Headquarters: Clive, IA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. National Campus Ministry Association Inc

    EIN 251700572 · Headquarters: Cedar Falls, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. National Canine Facility Foundation Inc

    EIN 331911311 · Headquarters: Truro, IA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Capital Chapter of the Society of Financial Service Profe

    EIN 526072927 · Headquarters: Cedar Falls, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. National Celiac Association Inc

    EIN 823810643 · Headquarters: Bettendorf, IA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  75. National Cemetery Association

    EIN 420146070 · Headquarters: Elberon, IA, USA · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990

  76. National Cemetery Association of National Iowa

    EIN 420892383 · Headquarters: Farmersburg, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Center for Adoption

    EIN 452045525 · Headquarters: AMES, IA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. National Center for Educational Achievement

    EIN 260778560 · Headquarters: IOWA CITY, IA, USA · Education · Latest available filing year: 2009 · Primary form: IRS Form 990

  79. National Centers for Animal Health Employees Association

    EIN 465352441 · Headquarters: Ames, IA, US · Employment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  80. National Charity Foundation USA Inc

    EIN 861403980 · Headquarters: Des Moines, IA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  81. National Chimney Sweep Guild

    EIN 222473388 · Headquarters: ANKENY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. National Civility Center

    EIN 421503959 · Headquarters: MUSCATINE, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  83. National Collegiate Taekwondo Association

    EIN 421455391 · Headquarters: WATERLOO, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. National Committee on Planned Giving Inc

    EIN 421380354 · Headquarters: Dubuque, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  85. National Committee on Planned Giving Inc

    EIN 421477394 · Headquarters: Davenport, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. National Congress of Old West Shootists

    EIN 421436317 · Headquarters: Des Moines, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. National Congress of State Games Inc

    EIN 042957188 · Headquarters: AMES, IA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  88. National Council of State Agricultu Ral Finance Programs

    EIN 421260883 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. National Council on Youth Leadership

    EIN 202467608 · Headquarters: West Liberty, IA, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  90. National Council on Youth Leadership

    EIN 202557656 · Headquarters: Des Moines, IA, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  91. National Council on Youth Leadership

    EIN 202629875 · Headquarters: Coralville, IA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. National Council on Youth Leadership

    EIN 205416535 · Headquarters: CEDAR RAPIDS, IA, US · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  93. National Council on Youth Leadership

    EIN 205914078 · Headquarters: Fort Dodge, IA, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  94. National Council on Youth Leadership

    EIN 421403675 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. National Credit Reporting Association Inc

    EIN 351877818 · Headquarters: COUNCIL BLUFFS, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. National Czech & Slovak Museum & Library Inc

    EIN 510189030 · Headquarters: CEDAR RAPIDS, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. National Dairy Cattle Congress

    EIN 420206085 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. National Electrical Contractors Association Inc Ottumwa Division I

    EIN 421123349 · Headquarters: Johnston, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. National Electrical Contractors Association of Iowa

    EIN 420663119 · Headquarters: JOHNSTON, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. National Exchange Club

    EIN 237186274 · Headquarters: WATERLOO, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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