Unknown & Unclassified nonprofits in South Dakota

Unknown & Unclassified nonprofits in South Dakota. Browse 2,816 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. South Dakota Automobile Dealers Association

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

  2. South Dakota Aviation Association

    EIN 460403035 · Headquarters: HAYES, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. South Dakota Aviation Hall of Fame Inc

    EIN 363868338 · Headquarters: SPEARFISH, SD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. South Dakota Bankers Association

    EIN 460191650 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. South Dakota Bankers Foundation

    EIN 460372887 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. South Dakota Baptist Convention

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

  7. South Dakota Bass State Federation Inc

    EIN 460361793 · Headquarters: Canistota, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. South Dakota Beef Industry Council Inc

    EIN 460342595 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. South Dakota Beekeepers Association

    EIN 460360126 · Headquarters: Bruce, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. 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

  11. South Dakota Black Hills Badlands and Lakes Association Inc

    EIN 460111395 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. South Dakota Bottlers Association Inc

    EIN 363577944 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. South Dakota Bpa

    EIN 460279595 · Headquarters: MITCHELL, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. South Dakota Broadcasters Association

    EIN 460305622 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. South Dakota Campground Owners Association

    EIN 460365491 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. South Dakota Canvassing Group

    EIN 923635741 · Headquarters: Hartford, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. South Dakota Cattle Women Inc

    EIN 460340618 · Headquarters: GANN VALLEY, SD, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  18. South Dakota Cattlemens Association

    EIN 460365649 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. South Dakota Chamber of Commerce & Industry

    EIN 460141180 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. 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

  21. South Dakota Chapter of Aga

    EIN 270228206 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. 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

  23. South Dakota Chapter of American Society of Tax Professionals

    EIN 460396860 · Headquarters: Watertown, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. South Dakota Chiropractors

    EIN 466015748 · Headquarters: MITCHELL, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. South Dakota Chiropractors Foundation

    EIN 460402888 · Headquarters: Huron, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. South Dakota Coalition Ending Domestic and Sexual Violence

    EIN 460357192 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. South Dakota Collectors Association

    EIN 460284379 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. South Dakota Congress of Parents

    EIN 460390845 · Headquarters: RAPID CITY, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. South Dakota Congress of Parents and Teachers

    EIN 264504842 · Headquarters: BRANDON, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. 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

  31. South Dakota Congress of Parents and Teachers

    EIN 301427990 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. 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

  33. 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

  34. South Dakota Congress of Parents and Teachers

    EIN 364077216 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. South Dakota Congress of Parents and Teachers

    EIN 460332242 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. South Dakota Congress of Parents and Teachers

    EIN 460339611 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. South Dakota Congress of Parents and Teachers

    EIN 460367783 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. 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

  39. South Dakota Congress of Parents and Teachers

    EIN 460389119 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. South Dakota Congress of Parents and Teachers

    EIN 460391627 · Headquarters: Brookings, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. South Dakota Congress of Parents and Teachers

    EIN 460396123 · Headquarters: Brookings, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. South Dakota Congress of Parents and Teachers

    EIN 460398062 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. South Dakota Congress of Parents and Teachers

    EIN 460398193 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. South Dakota Congress of Parents and Teachers

    EIN 460398465 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. South Dakota Congress of Parents and Teachers

    EIN 460398927 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. South Dakota Congress of Parents and Teachers

    EIN 460400374 · Headquarters: Brookings, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. South Dakota Congress of Parents and Teachers

    EIN 460400982 · Headquarters: Brookings, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. South Dakota Congress of Parents and Teachers

    EIN 460402607 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. South Dakota Congress of Parents and Teachers

    EIN 460402896 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. South Dakota Congress of Parents and Teachers

    EIN 460403617 · Headquarters: Piedmont, SD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. South Dakota Congress of Parents and Teachers

    EIN 460405501 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. 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

  53. South Dakota Congress of Parents and Teachers

    EIN 460411319 · Headquarters: Yankton, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. South Dakota Congress of Parents and Teachers

    EIN 460428000 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. South Dakota Congress of Parents and Teachers

    EIN 460429014 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. South Dakota Congress of Parents and Teachers

    EIN 460433672 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. South Dakota Congress of Parents and Teachers

    EIN 460442197 · Headquarters: Redfield, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. South Dakota Congress of Parents and Teachers

    EIN 460442201 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. South Dakota Congress of Parents and Teachers

    EIN 460449528 · Headquarters: Renner, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  60. South Dakota Congress of Parents and Teachers

    EIN 460451154 · Headquarters: Hot Springs, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. 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

  62. South Dakota Congress of Parents and Teachers

    EIN 810784811 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. South Dakota Congress of Parents and Teachers

    EIN 911796949 · Headquarters: Mitchell, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. South Dakota Congress of Parents and Teachers

    EIN 911837586 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. South Dakota Congress of Parents and Teachers

    EIN 911837606 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. 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

  67. 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

  68. South Dakota Corn Growers Association

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

  69. South Dakota Counseling Association

    EIN 460344378 · Headquarters: PLATTE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. South Dakota Country Music Organization

    EIN 471539877 · Headquarters: Garretson, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. South Dakota County Extension Agents Association Courthouse

    EIN 460344781 · Headquarters: Lemmon, SD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  72. South Dakota Cpa Society

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

  73. South Dakota Cricket Association

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

  74. South Dakota Crop Improvment Association

    EIN 466014972 · Headquarters: BROOKINGS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. South Dakota Cutting Horse Association

    EIN 460370413 · Headquarters: FAITH, SD, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  76. South Dakota Defense Lawyers Association

    EIN 460431673 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. South Dakota Dental Association

    EIN 460363251 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. South Dakota Dinosaur Park

    EIN 883997079 · Headquarters: CHAMBERLAIN, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. South Dakota Draft Horse and Mule Breeders Association

    EIN 464980997 · Headquarters: Bath, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. South Dakota Education Association

    EIN 460191735 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. South Dakota Electric Utility Companies

    EIN 460220595 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. South Dakota Electrical Council

    EIN 416049880 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. South Dakota Elks Assoc Charitable & Welfare Trust Fund

    EIN 466016424 · Headquarters: YANKTON, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. South Dakota Emergency Medical Services Association Inc

    EIN 460352015 · Headquarters: WEBSTER, SD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  85. South Dakota Engineering Society

    EIN 271720872 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. South Dakota Engineering Society

    EIN 460274280 · Headquarters: Brookings, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. South Dakota Equipment Dealers Association

    EIN 363616324 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. South Dakota Eventing Association

    EIN 882234452 · Headquarters: Worthing, SD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  89. South Dakota Family Career & Community Leaders of America Association

    EIN 466014736 · Headquarters: Mitchell, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. South Dakota Family Policy Council

    EIN 460408040 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  91. South Dakota Farm Bureau Federation

    EIN 460191750 · Headquarters: HURON, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. South Dakota Farmhouse Fraternity

    EIN 460281563 · Headquarters: BROOKINGS, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. South Dakota Federation of Garden Clubs

    EIN 466012278 · Headquarters: Mitchell, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. South Dakota Ffa Foundation Inc

    EIN 460342843 · Headquarters: BATH, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. South Dakota Foundation of Family Medicine

    EIN 363453177 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. South Dakota Foundation of Independent Colleges

    EIN 466003958 · Headquarters: Sioux Falls, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. South Dakota Fraternal Congress

    EIN 460343476 · Headquarters: Chamberlain, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. South Dakota Friends of Traditional Music

    EIN 460339682 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. South Dakota Funeral Directors Association

    EIN 466012281 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. South Dakota Genealogical Society

    EIN 363348579 · Headquarters: Huron, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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