Nonprofits in Sioux Falls, South Dakota

Nonprofits in Sioux Falls, South Dakota. Browse 1,653 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. Sioux Valley Hospital Alumni Association

    EIN 466040873 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  2. Sioux Youth Power Center

    EIN 863166677 · Headquarters: SIOUX FALLS, SD, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  3. Siouxland Chapter of the Apa

    EIN 562413505 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Siouxland Chapter of the Risk Management Association

    EIN 814389124 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Siouxland Christian Broadcasting

    EIN 460347318 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Siouxland Dental & Implant Study

    EIN 463803862 · Headquarters: SIOUX FALLS, SD, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Siouxland Freethinkers

    EIN 461046177 · Headquarters: Sioux Falls, SD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. Siouxland Heritage Museums Alliance

    EIN 363609618 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Siouxpercon

    EIN 475264284 · Headquarters: SIOUX FALLS, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Siouzuki

    EIN 843772187 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Sister Cities Assn of Sioux Falls

    EIN 460411673 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Six Degrees Consortium

    EIN 462996970 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Sixth District Medical Society

    EIN 464316606 · Headquarters: SIOUX FALLS, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Slammers

    EIN 473326645 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  15. Sno Jam Comedy Festival

    EIN 871365781 · Headquarters: Sioux Falls, SD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Society for Preservation & Encourmt of Barbershop Quartet Singing Amer

    EIN 460307265 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Society of Civil War Historians Inc

    EIN 920396701 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Society of Critical Care Medicine

    EIN 391797617 · Headquarters: Sioux Falls, SD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  19. Society of St Vincent De Paul of Sioux Falls

    EIN 460383607 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  20. Sodak 350

    EIN 881938500 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Sodak Compost

    EIN 873958302 · Headquarters: Sioux Falls, SD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Sonia Sotomayor Elementary School Pto

    EIN 812726164 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  23. Sons of Norway

    EIN 237139224 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Sons of Norway

    EIN 237525658 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Sons of Southfork Foundation

    EIN 274407471 · Headquarters: Sioux Falls, SD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Sound of the Trumpet

    EIN 270034970 · Headquarters: Sioux Falls, SD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Sounds of South Dakota Inc

    EIN 205799609 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  28. South Bay Homeowners Inc

    EIN 454810305 · Headquarters: Sioux Falls, SD, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. South Dakota Academy of Nutrition and Dietetics

    EIN 460310418 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. South Dakota Academy of Ophthalmology

    EIN 460332368 · Headquarters: SIOUX FALLS, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. South Dakota Academy of Science

    EIN 460272052 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. South Dakota Access for Every Woman

    EIN 451476531 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. South Dakota Achieve Foundation

    EIN 460402915 · Headquarters: Sioux Falls, SD, USA · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990

  34. South Dakota Advocacy Network for Women

    EIN 920346455 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. South Dakota Advocacy Network for Women Inc

    EIN 460396734 · Headquarters: Sioux Falls, SD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  36. South Dakota African American History Museum

    EIN 271984962 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. South Dakota Allergy Society

    EIN 204339506 · Headquarters: SIOUX FALLS, SD, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. South Dakota Assn of Plumbing - Heating - Cooling Contractors Inc

    EIN 460253627 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. South Dakota Association for Marriage and Family Therapy

    EIN 061803779 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  40. South Dakota Association for the Blind

    EIN 466012433 · Headquarters: Sioux Falls, SD, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  41. South Dakota Association for the Deaf Foundation Inc

    EIN 814107009 · Headquarters: Sioux Falls, SD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. South Dakota Association for the Education of Young Children

    EIN 201723076 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. South Dakota Association of College

    EIN 460439943 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. South Dakota Association of County Highway Superintendents

    EIN 460417237 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  45. South Dakota Association of Enviromental Professionals

    EIN 460423048 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. South Dakota Association of Healthcare Organizations Healthcare Research Educ

    EIN 371835290 · Headquarters: SIOUX FALLS, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. South Dakota Association of Healthcare Quality

    EIN 851718817 · Headquarters: Sioux Falls, SD, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. South Dakota Association of Residential Youth Care Providers

    EIN 262452642 · Headquarters: Sioux Falls, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. South Dakota Association of School Psychologists

    EIN 460452447 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. South Dakota Association of the Blind

    EIN 460460383 · Headquarters: Sioux Falls, SD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. South Dakota Association of the Deaf

    EIN 810560630 · Headquarters: SIOUX FALLS, SD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. South Dakota Association Pharmacy Technicians

    EIN 870808847 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. South Dakota Automobile Dealers Association

    EIN 460221929 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. South Dakota Baptist Convention

    EIN 460224543 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. South Dakota Biotechnology Association

    EIN 371518658 · Headquarters: SIOUX FALLS, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. South Dakota Biotechnology Council

    EIN 273740942 · Headquarters: SIOUX FALLS, SD, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. South Dakota Black Chamber of Commerce

    EIN 933682013 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. South Dakota Bowhunters Inc

    EIN 453973461 · Headquarters: SIOUX FALLS, SD, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. South Dakota Budget & Policy Project Inc

    EIN 462953628 · Headquarters: Sioux Falls, SD, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  60. South Dakota Campaign for Healthy Families

    EIN 272986613 · Headquarters: SIOUX FALLS, SD, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  61. South Dakota Canoe and Kayak Association

    EIN 475379732 · Headquarters: Sioux Falls, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. South Dakota Chapter American College of Surgeons

    EIN 460378903 · Headquarters: SIOUX FALLS, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. South Dakota Chapter Inc - Acpa

    EIN 460417378 · Headquarters: SIOUX FALLS, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. South Dakota Chapter of American Physica L Therapy Association

    EIN 460335118 · Headquarters: Sioux Falls, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. South Dakota Chapter of the American Academy of Pediatrics

    EIN 460453374 · Headquarters: Sioux Falls, SD, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. South Dakota Claims Association Inc

    EIN 461486030 · Headquarters: Sioux Falls, SD, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  67. South Dakota Coalition for Responsible Taxation

    EIN 911799647 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. South Dakota Congress of Parents and Teachers

    EIN 260165574 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  69. South Dakota Congress of Parents and Teachers

    EIN 264554082 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  70. South Dakota Congress of Parents and Teachers

    EIN 364077189 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  71. South Dakota Congress of Parents and Teachers

    EIN 364077196 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. South Dakota Congress of Parents and Teachers

    EIN 364077198 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  73. South Dakota Congress of Parents and Teachers

    EIN 364077206 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. South Dakota Congress of Parents and Teachers

    EIN 364077217 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  75. South Dakota Congress of Parents and Teachers

    EIN 364077219 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  76. South Dakota Congress of Parents and Teachers

    EIN 460339724 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  77. South Dakota Congress of Parents and Teachers

    EIN 460347227 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. South Dakota Congress of Parents and Teachers

    EIN 460352397 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. South Dakota Congress of Parents and Teachers

    EIN 460377048 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  80. South Dakota Congress of Parents and Teachers

    EIN 460378166 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. South Dakota Congress of Parents and Teachers

    EIN 460378379 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  82. South Dakota Congress of Parents and Teachers

    EIN 460380162 · Headquarters: Sioux FAlls, SD, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  83. South Dakota Congress of Parents and Teachers

    EIN 460389413 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  84. South Dakota Congress of Parents and Teachers

    EIN 460405302 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  85. South Dakota Congress of Parents and Teachers

    EIN 460405632 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  86. South Dakota Congress of Parents and Teachers

    EIN 460405775 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  87. South Dakota Congress of Parents and Teachers

    EIN 460438175 · Headquarters: SIOUX FALLS, SD, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  88. South Dakota Congress of Parents and Teachers

    EIN 460449415 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. South Dakota Congress of Parents and Teachers

    EIN 460456356 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. South Dakota Congress of Parents and Teachers

    EIN 911837540 · Headquarters: Sioux Falls, SD, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  91. South Dakota Congress of Parents Teachers

    EIN 872640192 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. South Dakota Congress of Parents-Harvey Dunn PTA

    EIN 460387654 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. South Dakota Conservation Officers Association

    EIN 460371463 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. South Dakota Corn Growers Association

    EIN 460392991 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. South Dakota Corrections Association

    EIN 460389305 · Headquarters: Sioux Falls, SD, US · Crime & Legal Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  96. South Dakota Court Reporters Association

    EIN 800692258 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. South Dakota Cpa Society

    EIN 237278623 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. South Dakota Cricket Association

    EIN 873718603 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  99. South Dakota Dermatology Society Inc

    EIN 270543741 · Headquarters: SIOUX FALLS, SD, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. South Dakota Design People

    EIN 333759725 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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