Unknown & Unclassified nonprofits in California

Unknown & Unclassified nonprofits in California. Browse 48,218 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. Psi Chi the National Honor Society in Psychology

    EIN 943239310 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Psi Chi the National Honor Society in Psychology

    EIN 943298821 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Psi Chi the National Honor Society in Psychology

    EIN 954237728 · Headquarters: La Verne, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Psi Chi the National Honor Society in Psychology

    EIN 956195072 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Psi Chi the National Honor Society in Psychology

    EIN 956220762 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Psi Chi the National Honor Society in Psychology

    EIN 956220763 · Headquarters: Northridge, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Psi Chi the National Honor Society in Psychology

    EIN 956220764 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  8. Psi Chi the National Honor Society in Psycology

    EIN 300524159 · Headquarters: Camarillo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Psi Delta Sigma Association

    EIN 956066446 · Headquarters: Corona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Psi Delta Sigma Inc

    EIN 956135755 · Headquarters: Corona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Psi of Alpha Delta Pi Corp C/o Allworth Tax Solutions

    EIN 942542402 · Headquarters: PLEASANT HILL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Psi Omega House Association Incorporated Beta Delta Chapter

    EIN 941189778 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Psi Upsilon Lambda Omega Sigma Corp Oration

    EIN 393906274 · Headquarters: Malibu, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Psia-w Ski Education Foundation

    EIN 770381837 · Headquarters: TRUCKEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Psych Crisis

    EIN 882338132 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Psychiatrists Global Training Network

    EIN 510664386 · Headquarters: Beverly Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Psychoanalytic Center of California

    EIN 953957949 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Psychoanalytic Institute Of Northern California PINC

    EIN 943112002 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Psychochemistry Research Foundation

    EIN 237431564 · Headquarters: OXNARD, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. PTA - Rossmoor Elementary

    EIN 956207271 · Headquarters: LOS ALAMITOS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Pta Acacia Elementary

    EIN 900547139 · Headquarters: Thousand Oaks, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. PTA Baywood Elementary School

    EIN 237017555 · Headquarters: San Mateo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. PTA Brookhaven Elementary School CA Congress of Parents & Teachers Inc

    EIN 237102102 · Headquarters: Placentia, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Pta C L Solorio Elementary

    EIN 330916422 · Headquarters: Fontana, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Pta Ca Con Indigo Program Pta

    EIN 113763937 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Pta Ca Con L P Collins Elementary Pta

    EIN 770034798 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Pta Ca Congr of Parents Teachers Students Inc

    EIN 330108077 · Headquarters: RAMONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Pta Ca Congress of Parent Teachers Vintage Magnet Pta

    EIN 956206463 · Headquarters: NORTH HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Pta Ca Congress of Parents

    EIN 680408834 · Headquarters: HERCULES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Pta Ca Congress of Parents

    EIN 901510826 · Headquarters: EASTVALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Pta Ca Congress of Parents & Teachers and Students Inc

    EIN 770573550 · Headquarters: Newbury Park, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. PTA CA Congress of Parents & Teachers Thurston Middle School

    EIN 956206453 · Headquarters: Laguna Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. PTA CA Congress of Parents & Teachers Top of the World PTA

    EIN 237010590 · Headquarters: Laguna Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Pta Ca Congress of Parents - Rio Calaveras Pta

    EIN 901035073 · Headquarters: STOCKTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. PTA CA Congress of Parents - Township Elementary

    EIN 956206627 · Headquarters: Simi Valley, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Pta Ca Congress of Parents 456 Th Judah Elementary Pta

    EIN 680233495 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. PTA Ca Congress of Parents Alderwood Elementary School PTA

    EIN 912059883 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  38. Pta Ca Congress of Parents and Students

    EIN 956207316 · Headquarters: SAN CLEMENTE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. PTA Ca Congress of Parents and Teachers Greentree Elementary PTA

    EIN 330306038 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. PTA CA Congress of Parents CCESPTA

    EIN 680449989 · Headquarters: San Ramon, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Pta Ca Congress of Parents Homestead High School

    EIN 942893234 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. PTA CA Congress of Parents James Foster Elementary

    EIN 954243692 · Headquarters: Santa Clarita, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. Pta Ca Congress of Parents Laurelwood Elementary Pta

    EIN 946172087 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Pta Ca Congress of Parents Mission Estancia

    EIN 330352001 · Headquarters: CARLSBAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Pta Ca Congress of Parents Mission Park Pta

    EIN 770097486 · Headquarters: SALINAS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. PTA CA Congress of Parents North Shoreview Montessori PTA

    EIN 946184914 · Headquarters: San Mateo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. PTA CA Congress of Parents Sonoma Mountain Elementary PTA

    EIN 680406175 · Headquarters: Petaluma, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Pta Ca Congress of Parents Strandwood Elementary Pta

    EIN 942731769 · Headquarters: PLEASANT HILL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. PTA CA Congress of Parents Students Teachers Inc 32Nd Street USC PTSA

    EIN 901255054 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  50. Pta Ca Congress of Parents Tchrs&students

    EIN 161672234 · Headquarters: CORONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Pta Ca Congress of Parents Teacher and Students

    EIN 237215092 · Headquarters: SANTEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Pta Ca Congress of Parents Teachers

    EIN 956206681 · Headquarters: CORONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Pta Ca Congress of Parents Teachers & St La Costa Heights Pta

    EIN 330169656 · Headquarters: CARLSBAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Pta Ca Congress of Parents Teachers & Students

    EIN 010823515 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Pta Ca Congress of Parents Teachers & Students

    EIN 330799955 · Headquarters: SAN CLEMENTE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Pta Ca Congress of Parents Teachers & Students

    EIN 830339758 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Pta Ca Congress of Parents Teachers & Students

    EIN 900441978 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Pta Ca Congress of Parents Teachers & Students

    EIN 956206949 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Pta Ca Congress of Parents Teachers & Students Ellis Pta Ellis Pta

    EIN 901248782 · Headquarters: SUNNYVALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Pta Ca Congress of Parents Teachers & Students Inc

    EIN 141847299 · Headquarters: Newbury Park, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. PTA CA Congress of Parents Teachers & Students Inc

    EIN 200259273 · Headquarters: Newhall, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Pta Ca Congress of Parents Teachers & Students Inc

    EIN 330661810 · Headquarters: CORONA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Pta Ca Congress of Parents Teachers & Students Inc

    EIN 412125737 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Pta Ca Congress of Parents Teachers & Students Inc

    EIN 901072952 · Headquarters: STOCKTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Pta Ca Congress of Parents Teachers & Students Inc

    EIN 901503578 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Pta Ca Congress of Parents Teachers & Students Inc - Freedom Elementary Pta

    EIN 300201034 · Headquarters: MODESTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  67. Pta Ca Congress of Parents Teachers & Students Inc - Troy High

    EIN 956206632 · Headquarters: FULLERTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. PTA CA Congress of Parents Teachers & Students Inc Green Hills Elementary School

    EIN 946172234 · Headquarters: Millbrae, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. PTA CA Congress of Parents Teachers & Students Inc Ladera Elementary PTA

    EIN 956205010 · Headquarters: Thousand Oaks, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Pta Ca Congress of Parents Teachers & Students Inc Pacific Sky Pta

    EIN 882618006 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Pta Ca Congress of Parents Teachers & Students Inc Sedgwick Elementary Pta

    EIN 946171984 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  72. PTA CA Congress of Parents Teachers & Students Inc Trabuco Mesa Elem PTA

    EIN 330270054 · Headquarters: Rancho Santa Margarita, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Pta Ca Congress of Parents Teachers & Students Sunnyvale Middle School

    EIN 770212356 · Headquarters: SUNNYVALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Pta Ca Congress of Parents Teachers & Students Sycamore Ridge Pta

    EIN 203182913 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Pta Ca Congress of Parents Teachers and Students

    EIN 330770597 · Headquarters: FONTANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Pta Ca Congress of Parents Teachers and Students Cumberland Elementary

    EIN 946171886 · Headquarters: SUNNYVALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Pta Ca Congress of Parents Teachers and Students Inc Dba Forest Hill Elementary

    EIN 770126424 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Pta Ca Congress of Parents Teachers and Students Sam Lawson Middle School Pta

    EIN 203031461 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Pta Ca Congress of Parents Teachers Students

    EIN 901117324 · Headquarters: EASTVALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Pta Ca Congress of Parents Teachers Students

    EIN 901662605 · Headquarters: MIRA LOMA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Pta Ca Congress of Parents Teachers Students Inc

    EIN 260186853 · Headquarters: CORONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. PTA CA Congress of Parents Teachers Students Inc Aptos Middle School PTSA

    EIN 946171220 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. PTA CA Congress of Parents Teachers Students Inc Benjamin Franklin High PTSA

    EIN 237032590 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. Pta Ca Congress of Parents Truman Benedict Elementary

    EIN 330264660 · Headquarters: SAN CLEMENTE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Pta Ca Congress of Parents Washington Elementary Pta

    EIN 946174705 · Headquarters: RICHMOND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Pta Ca Congress of Parents&teachers Inc Silver Spur Elementary Pta

    EIN 953635908 · Headquarters: RANCHO PALOS VERDES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Pta Ca Congress of Parents-sierra Oaks School Pta

    EIN 946174473 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. PTA CA Congress of PT&S Inc

    EIN 956204899 · Headquarters: Sherman Oaks, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. PTA CA Congress of PTA Cypress Village Elementary PTA

    EIN 901043144 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. PTA CA Congress of PTA Monroe Academy PTA

    EIN 901138755 · Headquarters: Fountan Valley, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  91. PTA CA Congress of PTA Murdy Elementary

    EIN 461101946 · Headquarters: Garden Grove, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Pta Ca Congress of Pts Valley View

    EIN 956206655 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. PTA CA Congress Parents Valley View Elementary PTA

    EIN 954348040 · Headquarters: Newhall, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. PTA CA CongressParents Stone Creek

    EIN 330477435 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. PTA CA Portola Hills

    EIN 330528152 · Headquarters: Trabuco Canyon, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Pta Cal Cong of Parents Torrance El Parent Teacher Association Inc

    EIN 956206622 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Pta Cal Congress of Parents Fiesta Gardens International School

    EIN 943184112 · Headquarters: SAN MATEO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. PTA Cal Congress of Parents John Adams Middle School

    EIN 956204307 · Headquarters: Santa Monica, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Pta Calif Congress - Vieja Valley School

    EIN 956206688 · Headquarters: SANTA BARBARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Pta Calif Congress Dwyer Middle School Ptsa

    EIN 956206390 · Headquarters: HUNTINGTON BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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