Unknown & Unclassified nonprofits in Iowa

Unknown & Unclassified nonprofits in Iowa. Browse 15,415 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 Women in Construction

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

  2. 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

  3. 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

  4. 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

  5. National Balloon Classic Ltd

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

  6. 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

  7. 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

  8. 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

  9. National Chimney Sweep Guild

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

  10. 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

  11. National Council on Youth Leadership

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

  12. National Council on Youth Leadership

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

  13. National Dairy Cattle Congress

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

  14. 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

  15. National Electrical Contractors Association of Iowa

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

  16. National Exchange Club

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

  17. National Exchange Club

    EIN 416039884 · Headquarters: Dysart, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. National Exchange Club

    EIN 426076102 · Headquarters: MASON CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. National Exchange Club

    EIN 426121481 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. National Exchange Club 1529 Sunrise of Waterloo Ia

    EIN 237107053 · Headquarters: WATERLOO, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. National Federation of Music Clubs

    EIN 352327845 · Headquarters: Muscatine, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. National Federation of Music Clubs

    EIN 364616895 · Headquarters: West Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. National Federation of Music Clubs

    EIN 421425192 · Headquarters: Council Bluffs, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. National Federation of Music Clubs

    EIN 721571350 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. National Federation of the Blind of Iowa

    EIN 426062037 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. National Ffa Organization

    EIN 992159443 · Headquarters: THOR, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. National Fraternity of Phi Gamma Nu

    EIN 475158087 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. National Kappa Kappa Iota Inc

    EIN 237157012 · Headquarters: west des moines, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. National Kappa Kappa Iota Inc

    EIN 742307664 · Headquarters: Council Bluffs, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. National Kappa Kappa Iota Inc

    EIN 742307665 · Headquarters: Pleasant Hill, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. National Kappa Kappa Iota Inc

    EIN 742307675 · Headquarters: west des moines, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. National Marriage Encounter Incorporated

    EIN 371094911 · Headquarters: Urbandale, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. National Organization for Women Inc

    EIN 510242798 · Headquarters: Britt, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. National Organization for Women Inc

    EIN 521378303 · Headquarters: Britt, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. National Organization for Women Inc

    EIN 821408429 · Headquarters: Marion, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. National Organization for Women Inc

    EIN 821879801 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. National Organization for Women Inc

    EIN 833473748 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. National Organization for Women Inc

    EIN 842179573 · Headquarters: Waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. National Organization of Alpha Sigma Kappa Women in Technical Stu

    EIN 201611440 · Headquarters: Pleasant Hill, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. National Organization of Alpha Sigma Kappa Women in Technical Stu

    EIN 202922276 · Headquarters: Ames, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. National Organization of Black Law Enforcement Executives Noble

    EIN 815039791 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. National Organization of Mothers of Twins Clubs Inc

    EIN 421206201 · Headquarters: CEDAR RAPIDS, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  43. National Pork Industry Foundation

    EIN 421237875 · Headquarters: DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. National Pork Producers Council

    EIN 420796455 · Headquarters: DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. National Postal Mail Handlers Union Local 333

    EIN 421205308 · Headquarters: WEST DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. National Rural Letter Carrier Association

    EIN 421391319 · Headquarters: Harlan, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. National Rural Letter Carriers Association

    EIN 237234110 · Headquarters: Templeton, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. National Rural Letter Carriers Association

    EIN 237234160 · Headquarters: Dickens, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. National Rural Letter Carriers Association

    EIN 237234184 · Headquarters: Worthington, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. National Rural Letter Carriers Association

    EIN 237234185 · Headquarters: Aredale, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. National Rural Letter Carriers Association

    EIN 421391317 · Headquarters: Charlotte, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. National Rural Letter Carriers Association

    EIN 421391321 · Headquarters: Missouri Valley, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. National Rural Letter Carriers Association

    EIN 421391322 · Headquarters: Russell, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. National Rural Letter Carriers Association

    EIN 421391323 · Headquarters: Milton, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. National School Public Relations Association

    EIN 421364521 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. National Society of Colonial Dames of America

    EIN 510245676 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. National Society of the Childern of the American Revolution

    EIN 320297364 · Headquarters: Harlan, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. National Society of the Children of the American Revolution

    EIN 061838771 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. National Society of the Children of the American Revolution

    EIN 237248849 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. National Society of the Children of the American Revolution

    EIN 262630241 · Headquarters: Tipton, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  61. National Society of the Children of the American Revolution

    EIN 320312338 · Headquarters: Tipton, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  62. National Society of the Children of the American Revolution

    EIN 371607708 · Headquarters: COULTER, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. National Society of the Children of the American Revolution

    EIN 743255983 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. National Society of the Children of the American Revolution

    EIN 800169504 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. National Society of the Children of the American Revolution

    EIN 993002340 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. National Society of the Chldren of the American Revolution

    EIN 320214178 · Headquarters: BOONE, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. National Society of the Daughters of the American Revolution

    EIN 237027355 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. National Society of the Daughters of the American Revolution

    EIN 237027362 · Headquarters: Cedar Falls, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. National Society of the Daughters of the American Revolution

    EIN 237027379 · Headquarters: Grinnell, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. National Society of the Daughters of the American Revolution

    EIN 237027381 · Headquarters: Clinton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. National Society of the Daughters of the American Revolution

    EIN 237027383 · Headquarters: Salem, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Society of the Daughters of the American Revolution

    EIN 237027384 · Headquarters: West Burlington, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Society of the Daughters of the American Revolution

    EIN 237027539 · Headquarters: Marshalltown, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Society of the Daughters of the American Revolution

    EIN 237027754 · Headquarters: Anamosa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. National Society of the Daughters of the American Revolution

    EIN 237027758 · Headquarters: Mason City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Society of the Daughters of the American Revolution

    EIN 237027760 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Society of the Daughters of the American Revolution

    EIN 237032986 · Headquarters: Oskaloosa, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  78. National Society of the Daughters of the American Revolution

    EIN 421128786 · Headquarters: Ottumwa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. National Society of the Daughters of the American Revolution

    EIN 421211857 · Headquarters: Bellevue, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Society of the Daughters of the American Revolution

    EIN 426061605 · Headquarters: Grundy Center, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. National Society of the Daughters of the American Revolution

    EIN 426063209 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. National Society of the Daughters of the American Revolution

    EIN 426066476 · Headquarters: Little Sioux, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Society of the Daughters of the American Revolution

    EIN 426075420 · Headquarters: HAMPTON, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. National Society of the Daughters of the American Revolution

    EIN 426075437 · Headquarters: Keota, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. National Society of the Daughters of the American Revolution

    EIN 426075439 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Society of the Daughters of the American Revolution

    EIN 426075440 · Headquarters: Farragut, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. National Society of the Daughters of the American Revolution

    EIN 426075443 · Headquarters: Solon, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. National Society of the Daughters of the American Revolution

    EIN 426075450 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. National Society of the Daughters of the American Revolution

    EIN 426075453 · Headquarters: Glenwood, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. National Society of the Daughters of the American Revolution

    EIN 426075458 · Headquarters: Norwalk, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. National Society of the Daughters of the American Revolution

    EIN 426075460 · Headquarters: Avoca, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. National Society of the Daughters of the American Revolution

    EIN 426075461 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. National Society of the Daughters of the American Revolution

    EIN 426075462 · Headquarters: GLIDDEN, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. National Society of the Daughters of the American Revolution

    EIN 426075463 · Headquarters: West Burlington, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. National Society of the Daughters of the American Revolution

    EIN 426075865 · Headquarters: Waverly, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. National Society of the Daughters of the American Revolution

    EIN 426076745 · Headquarters: Ames, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. National Society of the Daughters of the American Revolution

    EIN 426077350 · Headquarters: Afton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. National Society of the Daughters of the American Revolution

    EIN 426081101 · Headquarters: Spirit Lake, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. National Society of the Daughters of the American Revolution

    EIN 426081102 · Headquarters: Tiffin, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. National Society of the Daughters of the American Revolution

    EIN 426084706 · Headquarters: Fort Dodge, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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