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. Phillips Education Assoc

    EIN 237085614 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Phillips Friends of Scouting Inc

    EIN 391699799 · Headquarters: Phillips, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Phillips Lodge No 2661 Loyal Order of Moose

    EIN 208926275 · Headquarters: PHILLIPS, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Phlox Winter Knights Snowmobile & Atv Utv Club Inc

    EIN 934295111 · Headquarters: Phlox, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Phoenix Boosters Inc

    EIN 391419135 · Headquarters: Green Bay, WI, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  6. Phyllis & Walter Malzahn Charitable Trust C/o George Dionisopoulos Foley & Lardner Llp

    EIN 396511776 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  7. Physical Electronics Conference

    EIN 237100547 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Physicians for a National Health Program

    EIN 800536690 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Physicians for Freedom Inc

    EIN 873562097 · Headquarters: Green Bay, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Physicians For Social Responsibility Wisconsin Inc

    EIN 391371810 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Pi Kappa Alpha Fraternity

    EIN 371706175 · Headquarters: Pewaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Pi Kappa Alpha Fraternity Beta Xi Chapter

    EIN 200844569 · Headquarters: Madison, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Pi Kappa Alpha Union

    EIN 426057254 · Headquarters: MADISON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Pi Kappa Phi Fraternity

    EIN 810783941 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Pi Lambda Phi Fraternity

    EIN 391523090 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Pi Mu Epsilon Fraternity

    EIN 813982557 · Headquarters: RIPON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Pi Mu Epsilon Inc

    EIN 396078061 · Headquarters: MILWAUKEE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Pi Mu Epsilon Inc

    EIN 611641974 · Headquarters: WHITEWATER, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Pi Mu Epsilon Inc

    EIN 900148934 · Headquarters: KENOSHA, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Pi Mu Epsilon Inc

    EIN 900257641 · Headquarters: STEVENS POINT, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Pi Mu Epsilon Inc

    EIN 900648700 · Headquarters: PLATTEVILLE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Pi Mu Epsilon Inc

    EIN 912076793 · Headquarters: DE PERE, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Pi Sigma Epsilon

    EIN 272452195 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Pi Sigma Epsilon

    EIN 454155371 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Pi Sigma Epsilon - Theta Beta at George Washington

    EIN 332994388 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Pi Sigma Epsilon - Zeta Theta Chapter

    EIN 453250681 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. Pi Sigma Epsilon Inc

    EIN 270089715 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Pi Sigma Epsilon Inc

    EIN 271214029 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Pi Sigma Epsilon Inc

    EIN 273035807 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Pi Sigma Epsilon Inc

    EIN 273264930 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Pi Sigma Epsilon Inc

    EIN 300444460 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Pi Sigma Epsilon Inc

    EIN 320217444 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. Pi Sigma Epsilon Inc

    EIN 331103680 · Headquarters: GREENFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  34. Pi Sigma Epsilon Inc

    EIN 364630333 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. Pi Sigma Epsilon Inc

    EIN 364640890 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Pi Sigma Epsilon Inc

    EIN 371556406 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. Pi Sigma Epsilon Inc

    EIN 371574488 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. Pi Sigma Epsilon Inc

    EIN 383770357 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. Pi Sigma Epsilon Inc

    EIN 465190311 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Pi Sigma Epsilon Inc

    EIN 541623609 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. Pi Sigma Epsilon Inc

    EIN 611546820 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Pi Sigma Epsilon Inc

    EIN 823264204 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Pi Sigma Epsilon Inc

    EIN 830391302 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  44. Pi Sigma Epsilon Inc

    EIN 830391309 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. Pi Sigma Epsilon Inc-baruch College the City University of New York

    EIN 371583533 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. Pi Sigma Epsilon National Educational Foundation Inc

    EIN 391650560 · Headquarters: GREENFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Pi Sigma Espilon

    EIN 270548906 · Headquarters: Greenfield, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Piano Technicians Guild Inc Milwaukee Chapter

    EIN 113698776 · Headquarters: Brookfield, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Piano Technicians Guild Madison Chapter

    EIN 264802729 · Headquarters: Verona, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Pickerel Lake Preservation Assoc

    EIN 412174891 · Headquarters: Sayner, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Pickerel Pearson Wolf River Riders Inc

    EIN 571213051 · Headquarters: Clintonville, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Pickerel Volunteer Fire Dept & Rescue Inc

    EIN 391329359 · Headquarters: PICKEREL, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Piecemakers Quilting Guild

    EIN 391561040 · Headquarters: Hayward, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Pier Parent Teacher Organization

    EIN 391440939 · Headquarters: Fond du Lac, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Pierce County Economic Development Corporation

    EIN 371222441 · Headquarters: RIVER FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Pierce County Farm Bureau Co-op

    EIN 396078400 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Pierce-pepin Cooperative Services

    EIN 390539446 · Headquarters: ELLSWORTH, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Pierce-st Croix Medical Society

    EIN 800426213 · Headquarters: River Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  59. Pigeon Lake of Manitowoc County Inc

    EIN 010865209 · Headquarters: VALDERS, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Pike Lake Advancement Association

    EIN 391278724 · Headquarters: Hartford, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Pilgrims Rest Cemetery

    EIN 611646200 · Headquarters: Watertown, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Pilot Club International

    EIN 396077382 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. Pilot Club of Milwaukee Fund Inc

    EIN 396076165 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Pine Glen Cemetery Assn

    EIN 390824867 · Headquarters: Prescott, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  65. Pine Grove Cemetery Association

    EIN 391405031 · Headquarters: Warrens, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Pine Haven Home Auxiliary

    EIN 391405034 · Headquarters: Sheboygan Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  67. Pine Hunting Club C/o Galen Vincent

    EIN 382557030 · Headquarters: Elm Grove, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Pine Island Field Trial Association

    EIN 273229072 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. Pine Lake Yacht Club Inc

    EIN 396076337 · Headquarters: HARTLAND, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Pine River Sports Association Ltd

    EIN 391531429 · Headquarters: Richland Center, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Pine Tree Quilters Guild Inc

    EIN 391473105 · Headquarters: Wausau, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Pink Ribbon Charity Fund

    EIN 461221751 · Headquarters: Wausau, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  73. Pink Umbrella Theater Company

    EIN 831924866 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Pioneer Drum & Bugle Corps Inc

    EIN 237424374 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Pioneer Fire Company Inc

    EIN 391269501 · Headquarters: STURGEON BAY, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Pioneer Historical Days

    EIN 811229222 · Headquarters: Montello, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  77. Pioneer Products Inc Employee Health & Welfare Trust

    EIN 391604675 · Headquarters: RACINE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Pittsville Education Association

    EIN 237088295 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Pittsville Education Support Personal Association

    EIN 371559517 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Pittsville Fire Department Inc

    EIN 391774833 · Headquarters: PITTSVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Pittsville Youth Baseball League

    EIN 475268101 · Headquarters: Pittsville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Plat Five Snow Mobile Club Inc

    EIN 391394601 · Headquarters: Hubertus, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Platteville Alumni Association of Alpha Gamma Rho Inc

    EIN 391125196 · Headquarters: PLATTEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Platteville Area Rea

    EIN 271706408 · Headquarters: Lancaster, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Platteville Driftbusters

    EIN 263608084 · Headquarters: Platteville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Platteville Library Foundation Inc

    EIN 391262931 · Headquarters: PLATTEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  87. Platteville Music Boosters Club

    EIN 391633926 · Headquarters: Platteville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Platteville Regional Chamber Inc

    EIN 390756876 · Headquarters: PLATTEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Platteville Thrift Shop Inc

    EIN 237296953 · Headquarters: PLATTEVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Play Fair Action Fund Inc

    EIN 841756200 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  91. Play Starter Inc

    EIN 422217161 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Playtime Productions Ltd

    EIN 391546733 · Headquarters: Mount Horeb, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Pleasant Lake Protection and Rehabilitation District

    EIN 391453251 · Headquarters: Elkhorn, WI, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  94. Pleasant Prairie Professional Police Association

    EIN 391754863 · Headquarters: Pleasant Prairie, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Pleasant Valley Cemetery Association

    EIN 391464280 · Headquarters: CADOTT, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Plinko Portugal

    EIN 237186112 · Headquarters: STURGEON BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Plover 12U Nationals

    EIN 472969811 · Headquarters: PLOVER, WI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  98. Plover Vfw Post #10262

    EIN 510239174 · Headquarters: PLOVER, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Plover Whiting Lions Foundation Inc

    EIN 391334514 · Headquarters: Stevens Point, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  100. Plowshare Center Inc

    EIN 391964675 · Headquarters: Waukesha, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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