Unknown & Unclassified nonprofits in Wisconsin

Unknown & Unclassified nonprofits in Wisconsin. Browse 13,737 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. Whitetails Unlimited Inc

    EIN 611866080 · Headquarters: Sturgeon Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Whitetails Unlimited Inc

    EIN 611905632 · Headquarters: Sturgeon Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Whitetails Unlimited Inc Northeast Wi Chapter

    EIN 391646809 · Headquarters: LENA, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Whitetails Unlimited Inc Waupaca Ch

    EIN 391578197 · Headquarters: MARION, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Whitetails Unlimited Washington Cou Chapter 9362

    EIN 391628493 · Headquarters: WEST BEND, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Whitetails Unlimited Wisconsin River Valley Chapter

    EIN 391608252 · Headquarters: WESTON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Whitetails Unlimted Inc Mississippi Valley Chapter

    EIN 391696330 · Headquarters: INDEPENDENCE, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  8. Whitetalls Unlimited Inc

    EIN 611921987 · Headquarters: Sturgeon Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Whitewater Area Chamber of Commerce

    EIN 396077444 · Headquarters: WHITEWATER, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Whitewater Educational Support Staff

    EIN 262687131 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Whitewater Federation of Womens Clubs

    EIN 396057705 · Headquarters: Whitewater, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Whitewater Ffa Alumni Association

    EIN 320459012 · Headquarters: WHITEWATER, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Whitewater Fiber Guild

    EIN 391271888 · Headquarters: WHITEWATER, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Whitewater Historical Society Inc

    EIN 237401524 · Headquarters: Whitewater, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Whitewater Kiwanis Foundation Inc

    EIN 930754381 · Headquarters: WHITEWATER, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Whitewater Sno-seekers Inc

    EIN 391303961 · Headquarters: Whitewater, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Whitewater Tourism Council Inc

    EIN 208215633 · Headquarters: WHITEWATER, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Whitnall Park Lutheran Endowment Fund Inc

    EIN 391393172 · Headquarters: hales corners, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Whos New in Madison Inc

    EIN 205195347 · Headquarters: Fitchburg, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Whys Radio Inc

    EIN 862663965 · Headquarters: eau claire, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Wi American Legion-5th District

    EIN 272580453 · Headquarters: Menomonee Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  22. Wi Assn of Homicide Investigators

    EIN 391868592 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. Wi Chapter Steel Service Center Institute Inc

    EIN 391927421 · Headquarters: MEQUON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Wi Personal Services Association Inc

    EIN 391828977 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Wi State Patrol Supervisors Lodge 34

    EIN 931397586 · Headquarters: Ixonia, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Wi Voters Not Politicians Inc

    EIN 832623478 · Headquarters: Middleton, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. Wichita Ks Catholic Schoolhouse

    EIN 862773701 · Headquarters: Combined Locks, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Wilbert & Genevieve Schauer Foundatation Inc

    EIN 363568775 · Headquarters: BROOKFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Wild Hog in the Woods Inc

    EIN 391312377 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Wild Rivers Habitat for Humanity Inc

    EIN 391863020 · Headquarters: SPOONER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Wild Rose Education Association

    EIN 237083432 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Wild Rose Educational Support Personnel Association

    EIN 391744402 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Wild Rose Lions Club

    EIN 396093896 · Headquarters: WILD ROSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Wildcat Volleyball

    EIN 472605800 · Headquarters: Belleville, WI, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  35. Wilde River Property Owners Association Inc

    EIN 391253449 · Headquarters: Cable, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Wilderness Fellowship Ministries Inc

    EIN 510175560 · Headquarters: FREDERIC, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Wilderness Sportsmens Club

    EIN 391416567 · Headquarters: WISCONSIN RAPIDS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Wildlife Restoration Association Inc

    EIN 391562513 · Headquarters: LADYSMITH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. Wildwood Bluff Estates Association Inc

    EIN 874577251 · Headquarters: Poynette, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Wilhelm Tell Community Guild

    EIN 237223762 · Headquarters: New Glarus, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Wilhelmine Cemetery Association

    EIN 821810488 · Headquarters: Stoughton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Wilken-harding Educational Foundation

    EIN 396054147 · Headquarters: ELM GROVE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. William & Beverly Sieg Family Foundation

    EIN 391738344 · Headquarters: BRUCE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. William & Ruth Pendleton Memorial Fund Us Bank National Association

    EIN 742475483 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  45. William and Mae Brown Scholarship Fd

    EIN 396427719 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. William D Connor Educational Fund

    EIN 396062183 · Headquarters: MARSHFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. William Davis Trust

    EIN 426056780 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  48. William E Mcelroy Charitable Foundation

    EIN 376306920 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  49. William F Vilas Trust Estate

    EIN 390678406 · Headquarters: OREGON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. William G Hatch Charitable Trust

    EIN 396404214 · Headquarters: NECEDAH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. William H Phipps Foundation

    EIN 396043312 · Headquarters: HUDSON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. William J Cronin Foundation

    EIN 930782568 · Headquarters: JANESVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. William Scott Stuart Jr Family Foundation

    EIN 470772674 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  54. William T Evjue Charitable Trust

    EIN 237129606 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  55. Williams Bay Education Association

    EIN 237101972 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Williams Bay Soccer Association

    EIN 391849328 · Headquarters: Williams Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  57. Willis Chapel Post 306 American Legion

    EIN 396108423 · Headquarters: GREEN LAKE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Willow Community Foundation Inc

    EIN 391706802 · Headquarters: RICHLAND CENTER, WI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  59. Willow River Eagles 4-H Club

    EIN 922228066 · Headquarters: Baldwin, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Willow River Rod & Gun Club

    EIN 391356595 · Headquarters: NEW RICHMOND, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. Willy Street Park Society Incorporated

    EIN 391617437 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Wilmot Panther Softball Club

    EIN 393297233 · Headquarters: TWIN LAKES, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Wilmot School Employees Association

    EIN 611478661 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Wilmot Teachers Association

    EIN 237090914 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Wilson Family Foundation Inc

    EIN 391656189 · Headquarters: BROOKFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Wilson Lake Association Inc

    EIN 201558370 · Headquarters: EDGERTON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Wilson Place Mansion Ltd

    EIN 311783225 · Headquarters: MENOMONIE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Wilson Premier Youth Baseball Inc

    EIN 391636864 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Wilson Wheelers

    EIN 800761818 · Headquarters: Stanley, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. Win4jax Inc

    EIN 392878070 · Headquarters: Chippewa Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Winchester Academy Corporation

    EIN 237424389 · Headquarters: WAUPACA, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Wind Lake Drifters Snowmobile Club Inc

    EIN 391191326 · Headquarters: Union Grove, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Windemuth Family Organization

    EIN 481188866 · Headquarters: FORT ATKINSON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Windjammers Sailing Club Inc

    EIN 237003830 · Headquarters: SUAMICO, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Winegar Post 480 American Legion

    EIN 391359197 · Headquarters: PRESQUE ISLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Winfield & Margaret Scott Charitable Trust

    EIN 426338433 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  77. Winged Freedom Raptor Hospital Inc

    EIN 862017615 · Headquarters: SPOONER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Wings-a Grief Education Ministry

    EIN 391769287 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Winnebago Area Literacy Council Inc

    EIN 391679291 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Winnebago Audubon Society Inc

    EIN 391402466 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Winnebago County 4-H Rabbit Project

    EIN 384289978 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. Winnebago County Council American Legion

    EIN 391863441 · Headquarters: Neenah, WI, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  83. Winnebago County Farm Bureau Cooperative

    EIN 390744628 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Winnebago County Hce

    EIN 391278709 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Winnebago County Historical and Archeological Society Inc

    EIN 237389090 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Winnebago County Medical Society

    EIN 391622896 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Winnebago County Rea

    EIN 271699705 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Winnebago Countywide Crime Stoppers Inc

    EIN 391737048 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Winnebago Detachment Marine Co

    EIN 271121930 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Winnebago Flying Club Inc

    EIN 262596017 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Winnebago Ridge Runners Inc

    EIN 396279965 · Headquarters: Pardeeville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Winnebagoland Estate Planning Council

    EIN 471707679 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  93. Winnebagoland Marines Inc

    EIN 396183331 · Headquarters: Oshkosh, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Winneconne Community Education Association

    EIN 237102804 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Winneconne Historical Society Inc

    EIN 237435537 · Headquarters: Winneconne, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Winneconne Pta

    EIN 391727530 · Headquarters: Winneconne, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Winnegamie Dog Club Inc

    EIN 396054692 · Headquarters: APPLETON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Winnegamie Home Builders Association Inc

    EIN 391670906 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Winnequah Gun Club

    EIN 391141273 · Headquarters: LODI, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Winners Circle Lions Club

    EIN 812035668 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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