Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. William Penn Association

    EIN 237538957 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. William Penn Association

    EIN 237538960 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. William Penn Association

    EIN 250586580 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. William Penn Association

    EIN 250856580 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. William Penn Association

    EIN 251753666 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. William Penn Association

    EIN 251753668 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. William Penn Association

    EIN 251753672 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  8. William Penn Association

    EIN 251753674 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. William Penn Association

    EIN 251753682 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. William Penn Association

    EIN 251753695 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. William Penn Association

    EIN 300704900 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. William Penn Association

    EIN 340595508 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. William Penn Association

    EIN 510235127 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. William Penn Association

    EIN 510235128 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. William Penn Association

    EIN 521906376 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. William Penn Association Branch 88 Dennis Chobody

    EIN 250929674 · Headquarters: KITTANNING, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. William Penn Cat Club

    EIN 222442209 · Headquarters: Clark, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. William Penn Education Association

    EIN 232607031 · Headquarters: Willow Grove, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. William Penn Educational Support Personnel Association

    EIN 232744058 · Headquarters: Broomall, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. William Penn Fire Company

    EIN 222448446 · Headquarters: HULMEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. William Penn Fraternal Association Scholarship Foundation Inc

    EIN 237059647 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. William Penn Lodge #19 - Fop

    EIN 237586141 · Headquarters: CHESTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. William Penn Moose Legion No 3

    EIN 237519781 · Headquarters: Morton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. William Penn Pistol League

    EIN 465096564 · Headquarters: Hummelstown, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. William Penn West Highland White Terrier Club Inc

    EIN 232838472 · Headquarters: Willow Grove, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. William Percy Johnson Family Association

    EIN 870810007 · Headquarters: Springville, UT, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  27. William Perrin Memorial Scholarship Tuw Adele

    EIN 726109807 · Headquarters: NEW ORLEANS, LA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. William Philbrick Charitable Trust No 4 Ua

    EIN 016027550 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. William Pinkney Magruder Memhospital Inc

    EIN 520897048 · Headquarters: Upper Marlboro, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. William Pirie-reid Trust

    EIN 946053128 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. William Portner Welfare Fund

    EIN 236259488 · Headquarters: Riverton, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. William Power Charitable Tr 2800339

    EIN 300414944 · Headquarters: GREENFIELD, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  33. William Prescott PTA PTA Pennsylvania Congress

    EIN 237053312 · Headquarters: SCRANTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  34. William Pressman Co Tw

    EIN 521885294 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  35. William Preston & Belvah Mcfadden Scholarship Fund

    EIN 481070866 · Headquarters: PAOLA, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  36. William R & Lenore C Edmonson

    EIN 237684725 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  37. William R & Marilyn W Blew Foundation

    EIN 363487087 · Headquarters: Palos Heights, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  38. William R & Virginia Hayden Foundation

    EIN 956055676 · Headquarters: PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. William R &Amp Hilde M Sherrill Irrv Tua

    EIN 616627446 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. William R and Mary J Bailie

    EIN 916213439 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  41. William R Anton PTA

    EIN 161774019 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. William R Berkley Foundation C/o Kelly O'donnell Interlaken Capital

    EIN 862774945 · Headquarters: MIAMI, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. William R Buckley Elementary School

    EIN 770491656 · Headquarters: Porterville, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  44. William R Duck Foundation

    EIN 943172249 · Headquarters: WALNUT CREEK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. William R Higgins Foundation Inc

    EIN 237321502 · Headquarters: West Des Moines, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  46. William R Kramer Memorial Scholarship Inc

    EIN 232772833 · Headquarters: MOSCOW, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. William R Lathers Charitable Trust

    EIN 266337639 · Headquarters: MEARS, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  48. William R Lummis PTA

    EIN 880301626 · Headquarters: LAS VEGAS, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. William R Mcneiece Iii Foundation

    EIN 222914681 · Headquarters: SYRACUSE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  50. William R Mills Trust B

    EIN 956487535 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. William R Moore College of Technology

    EIN 620497613 · Headquarters: MEMPHIS, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. William R Patrick Foundation C/o Liakos & Matukewicz Llp

    EIN 363712016 · Headquarters: OMAHA, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. William R Sherrill and Hilde M Sherrill

    EIN 326553689 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. William R Sherrill and Hilde M Sherrill Irrv

    EIN 367739373 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. William R Singleton Masonic Temple Association

    EIN 530175008 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. William R Weaver Tuw

    EIN 566283994 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. William Randolph Whimple Trust

    EIN 436069388 · Headquarters: EAGAN, MN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. William Rankin Elizabeth Forbes Rankin Trust

    EIN 136584984 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. William Reeves Elementary School Pta

    EIN 260601037 · Headquarters: SUMMERVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. William Reimold Trust

    EIN 236391356 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. William Reiss Foundation

    EIN 237056642 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  62. William Riley Probst Chapel 106 Saint Thomas of Acon

    EIN 464067328 · Headquarters: GREENFIELD, MO, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  63. William Robert Baird Charitable Trust

    EIN 646170042 · Headquarters: MERIDIAN, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. William Rosenberg Family Foundation Inc

    EIN 592675613 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  65. William Russell Fawcett Fund

    EIN 136223755 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. William Russell Post No 404

    EIN 150513541 · Headquarters: VERNON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. William S & Lora Jean Kilroy Foundation

    EIN 760169904 · Headquarters: KATY, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. William S & Mrs Ws Hughes Johnson Bible College Perpetual Trust Fund

    EIN 626118624 · Headquarters: KNOXVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. William S Abell Foundation Inc

    EIN 521435573 · Headquarters: CHEVY CHASE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. William S Ballenger Fbo Ywca Flint

    EIN 386041185 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  71. William S Dunn Memorial Foundation

    EIN 237021729 · Headquarters: New Gloucester, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  72. William S Hart Baseball & Softball League Inc

    EIN 237156658 · Headquarters: SANTA CLARITA, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  73. William S Morris Iii Family Foundation Inc

    EIN 393255147 · Headquarters: AUGUSTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  74. William S Paley Foundation Inc

    EIN 136085929 · Headquarters: JEFFERSON VALLEY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  75. William S Pardee Trust

    EIN 066020454 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. William S Rogers Fd Tr Uw

    EIN 046023001 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  77. William S Sessions American Inns of Court

    EIN 521636930 · Headquarters: SAN ANTONIO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. William Saroyan Foundation

    EIN 941657684 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. William Saroyan Society

    EIN 770230845 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  80. 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

  81. William Searls Scholarship Fund First National Bank Trustee

    EIN 016009698 · Headquarters: DAMARISCOTTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. William Siekman Fdn

    EIN 396539731 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. William Skinner Tua-holyoke Hosp

    EIN 046035855 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. William Sonny Brown Memorial Foundation Inc

    EIN 331304980 · Headquarters: Chillicothe, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. William Stanley Foundation

    EIN 852505655 · Headquarters: COLORADO SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  86. William Stanton Andrews Memorial Ii

    EIN 066026001 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  87. William Sutton Lodge Af & Am Trustees of Real Estate

    EIN 061807984 · Headquarters: SAUGUS, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. William Sweet Foundation

    EIN 382958715 · Headquarters: Carson City, MI, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  89. William T & Ann D Mccormick Educational and Charitable Foundation

    EIN 382902481 · Headquarters: DETROIT, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  90. William T & Frances D Grant Charitable Trust and Foundation

    EIN 446010325 · Headquarters: Overland Park, KS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. William T and Ethel Lewis Burton Foundation

    EIN 726027957 · Headquarters: Lake Charles, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. William T and Marie J Henderson Foundation Inc

    EIN 226033693 · Headquarters: VERO BEACH, FL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  93. William T Bartlett Tuw Trust Division

    EIN 626033258 · Headquarters: KNOXVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. William T Buckner Council No 130 Allied Masonic Degress

    EIN 300467526 · Headquarters: Richmond, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. William T Evjue Charitable Trust

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

  96. William T Gordley Charitable Tr

    EIN 436024769 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  97. William T Grant Foundation Inc

    EIN 131624021 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. William T Kells Tuw

    EIN 046286973 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. William T Kemper Charitable Trust 10015200

    EIN 436362480 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  100. William T Kemper Foundation Commerce Bank Trustee

    EIN 436345116 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

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