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. Pta Wisconsin Congress

    EIN 812610173 · Headquarters: RACINE, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  2. Pta Wisconsin Congress

    EIN 813024106 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  3. Pta Wisconsin Congress

    EIN 822414131 · Headquarters: Elkhart Lake, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Pta Wisconsin Congress

    EIN 824574238 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Pta Wisconsin Congress

    EIN 824747903 · Headquarters: West Allis, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Pta Wisconsin Congress

    EIN 824776807 · Headquarters: Seymour, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Pta Wisconsin Congress

    EIN 825031664 · Headquarters: Waukesha, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Pta Wisconsin Congress

    EIN 831986027 · Headquarters: Fond du Lac, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Pta Wisconsin Congress

    EIN 874388917 · Headquarters: Wilton, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Pta Wisconsin Congress

    EIN 883989726 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Pta Wisconsin Congress

    EIN 884033560 · Headquarters: APPLETON, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. Pta Wisconsin Congress

    EIN 900388470 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Pta Wisconsin Congress

    EIN 901140096 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Pta Wisconsin Congress

    EIN 911961537 · Headquarters: Wauwatosa, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Pta Wisconsin Congress

    EIN 911961539 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Pta Wisconsin Congress

    EIN 911961544 · Headquarters: Marshall, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Pta Wisconsin Congress

    EIN 911961962 · Headquarters: Germantown, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Pta Wisconsin Congress

    EIN 920526721 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Pta Wisconsin Congress

    EIN 930839018 · Headquarters: Kenosha, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. Pta Wisconsin Congress

    EIN 932230646 · Headquarters: NEW HOLSTEIN, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Pta Wisconsin Congress

    EIN 933129778 · Headquarters: Racine, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Pta Wisconsin Congress

    EIN 992631551 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. PTA Wisconsin Congress - Milwaukee German Immersion School

    EIN 237162274 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Pta Wisconsin Congress Badger

    EIN 391807033 · Headquarters: Appleton, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Pta Wisconsin Congress Group

    EIN 994918942 · Headquarters: Marshall, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Pta Wisconsin Congress Milwaukee City Council

    EIN 391262584 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  27. Pta Wisconsin Congress Mondovi Elem Pta

    EIN 391710784 · Headquarters: Mondovi, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Pta Wisconsin Congress Superior Area Council

    EIN 391418327 · Headquarters: Superior, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  29. Pta Wisconsin Congress Van Buren

    EIN 237315585 · Headquarters: Janesville, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Pta Wisconsin Congress Westridge School

    EIN 237162699 · Headquarters: RACINE, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  31. Pta Wisonsin Congress

    EIN 260076304 · Headquarters: Elkhorn, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Pta Woodrow Wilson Elementary School

    EIN 237053159 · Headquarters: SAN GABRIEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Pta Woodsboro Elementary School Ca Congress of Parents & Teachers Inc

    EIN 330031951 · Headquarters: ANAHEIM, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. PTA WW Estes Elementary

    EIN 562157490 · Headquarters: Ashevillle, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Pta-californa Congress of Parents- Robinson Elementary Pta

    EIN 330613760 · Headquarters: TRABUCO CANYON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Pta-California Congress Association-northwood Highschool Ptsa

    EIN 330843565 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Pta-California Congress of Parents

    EIN 946183886 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. PTA-California Congress of Parents DBA Hillcrest Elementary PTA

    EIN 946172363 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. PTA-California Congress of Parents DBA Joaquin Miller Elementary PTA

    EIN 946184024 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Pta-fl Congress Pb Gardens Elementary

    EIN 237105440 · Headquarters: PALM BEACH GARDENS, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. PTA-GA Congress-Warren T Jackson Elementary PTA

    EIN 237020906 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  42. Pta-Mississippi-tunica Institute of Learning Inc

    EIN 640886357 · Headquarters: TUNICA, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Pta-nj Congress of West Long Branch Pta 18884

    EIN 237213776 · Headquarters: WEST LONG BRANCH, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Pta-ny Congress 05-468 Arrowhead Pta

    EIN 061208588 · Headquarters: EAST SETAUKET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. PTA-PA Congress-McKee PTA

    EIN 251295157 · Headquarters: Oakdale, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  46. Pta-susan E Wagner

    EIN 237055756 · Headquarters: STATEN ISLAND, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Ptaaarmigan Llc

    EIN 871320171 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Ptach

    EIN 222459405 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Ptam Deer Park Middle School

    EIN 521322503 · Headquarters: Randallstown, MD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  50. Ptan Harding Avenue School 5Th Grade Committee

    EIN 870807046 · Headquarters: Lindenhurst, NY, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  51. Ptaohiocongress

    EIN 821843377 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  52. Ptarmigan Ski Club Inc

    EIN 236425734 · Headquarters: Macungie, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Ptat Congress of Parents & Teachers Inc

    EIN 320445941 · Headquarters: MEMPHIS, TN, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  54. Ptat Tennessee Congress of Parents Teachers Inc

    EIN 263512081 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Ptatennessee Congress of Parents Teachers Inc

    EIN 204914438 · Headquarters: Antioch, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Ptb Project Inc

    EIN 264604690 · Headquarters: Katy, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  57. Ptc Ca Congress of Parents Teachers

    EIN 946174624 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Ptc Corporation

    EIN 043383618 · Headquarters: Princeton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Pte Mouillee Waterfowl Festival Inc

    EIN 382669691 · Headquarters: Rockwood, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Ptg Central North Carolina 274

    EIN 821295527 · Headquarters: Winston Salem, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Ptg Lehigh Valley Chapter 180

    EIN 800244775 · Headquarters: Brodheadsville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Ptg Nebraska Chapter 683

    EIN 263877231 · Headquarters: Lincoln, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ptg Philadelphia Chapter 191

    EIN 462920189 · Headquarters: Coatesville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Ptg Wisminnia 551

    EIN 900578152 · Headquarters: La Crosse, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Ptg-southwest Florida Chapter 337

    EIN 872674438 · Headquarters: gulfport, FL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Pth Ministries of Jesus Christ Inc

    EIN 471164339 · Headquarters: Charlotte, NC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Pths Class of 76

    EIN 274277814 · Headquarters: KNOXVILLE, TN, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  68. Pto Abesha Mutual Association Llc

    EIN 333434654 · Headquarters: RICHMOND, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. PTO Colorado Congress

    EIN 841157830 · Headquarters: Golden, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Pto Highland Middle School

    EIN 237256911 · Headquarters: MEDINA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Pto John D George Sr Elementary

    EIN 237113946 · Headquarters: Verona, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Pto Nevada Congress Numa Elementary School

    EIN 320032362 · Headquarters: Fallon, NV, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  73. Pto New York Congress Guardino

    EIN 061826043 · Headquarters: Clayton, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Pto of Fame Charter School

    EIN 271184082 · Headquarters: Fremont, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  75. Pto of Goddard School Manchester

    EIN 300672597 · Headquarters: Manchester, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Pto Ohio Congress

    EIN 311371897 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Pto Sally K Ride

    EIN 760194085 · Headquarters: THE WOODLANDS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Pto Texas Hornet

    EIN 300479539 · Headquarters: El Paso, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Ptos of Pemberton Inc

    EIN 453826828 · Headquarters: PEMBERTON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Ptp Foundation Inc

    EIN 263743451 · Headquarters: Riverview, FL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  81. Ptr Youth

    EIN 862296453 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. PTS CA Congress of Parents Teachers & Students Inc Beacon Park

    EIN 901122770 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. PTSA - Butler Middle School

    EIN 870545448 · Headquarters: Salt lake city, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Ptsa 10 9 295

    EIN 800900584 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  85. Ptsa at Lansdowne Middle School Inc

    EIN 924029082 · Headquarters: Halethorpe, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Ptsa Connecticut Congress

    EIN 060993985 · Headquarters: Branford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Ptsa Connecticut Congress

    EIN 061264000 · Headquarters: East Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Ptsa Connecticut Congress

    EIN 066069043 · Headquarters: North Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Ptsa Connecticut Congress

    EIN 066069665 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Ptsa Connecticut Congress

    EIN 066071015 · Headquarters: Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Ptsa Connecticut Congress

    EIN 222547359 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Ptsa Connecticut Congress

    EIN 222563726 · Headquarters: Milford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ptsa Connecticut Congress

    EIN 222803495 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  94. Ptsa Connecticut Congress

    EIN 223222470 · Headquarters: Derby, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Ptsa Connecticut Congress

    EIN 237188845 · Headquarters: Newtown, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Ptsa Connecticut Congress

    EIN 263073443 · Headquarters: CHESHIRE, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Ptsa Connecticut Congress

    EIN 264787862 · Headquarters: Newington, CT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  98. Ptsa Connecticut Congress

    EIN 371611163 · Headquarters: Stratford, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  99. Ptsa Connecticut Congress

    EIN 510507201 · Headquarters: Fairfield, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Ptsa Connecticut Congress

    EIN 550878106 · Headquarters: NEW HAVEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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