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. Int Assoc of Sheet Metal Air Rail & Transportation 1590 Td

    EIN 880876453 · Headquarters: WILMINGTON, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. Int'l Assn of Firefighters Culver City Local 1927

    EIN 237082460 · Headquarters: CULVER CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Int'l Assoc of Firefighters F-33 San Diego

    EIN 956141237 · Headquarters: CORONADO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Int'l Assoc of Firefighters Local 778 Burbank

    EIN 952541086 · Headquarters: Burbank, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Int'l Association of Bridge Structural and Ornamental Ironworkers Local 433

    EIN 951272140 · Headquarters: CITY OF INDUSTRY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Int'l Association of Firefighters 1354 Redlands

    EIN 956055368 · Headquarters: REDLANDS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Int'l Association of Firefighters Local 1186

    EIN 946117577 · Headquarters: VALLEJO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Int'l Association of Heat & Frost Insulators and Allied Workers Lo Un No 5

    EIN 950866519 · Headquarters: ONTARIO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Int'l Brotherhood of Electrical Workers Local 40 Building Corp

    EIN 954170106 · Headquarters: NORTH HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Int'l Foundation for the Perfor Arts

    EIN 237185345 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  11. Integrated Benefits Institute Inc

    EIN 943228284 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Integrated Community Collaborative

    EIN 832802825 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  13. Integrated Healthcare Association

    EIN 943211035 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Integrated Life Solutions Inc

    EIN 274123006 · Headquarters: Petaluma, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  15. Integrated Media Pulling All Communities Together

    EIN 863765548 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Integrated Renewable Energy Systems Network Inc

    EIN 680437212 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  17. Integrated School Based Health

    EIN 811899834 · Headquarters: Colton, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. Integrity of Excellence

    EIN 953883902 · Headquarters: UPLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  19. Integrity San Francisco Sponsored by Representus

    EIN 813505246 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  20. Intel Retiree Medical Plan Trust

    EIN 776138153 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Intelligent Advocacy Network

    EIN 993839042 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Intensive Care Ministries

    EIN 330185508 · Headquarters: MENTONE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Intenz Athletix Inc

    EIN 800082943 · Headquarters: INGLEWOOD, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Inter San Francisco Inc

    EIN 872875483 · Headquarters: san francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Inter-faith Ministries of Ripon

    EIN 680144488 · Headquarters: Ripon, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Inter-group Assoc & Central Serv Board

    EIN 510175342 · Headquarters: GLENDORA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Inter-Valley Health Plan Inc

    EIN 953258674 · Headquarters: POMONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Interactive Sciences Incorporated

    EIN 452521413 · Headquarters: Palo Alto, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  29. Interactive Sciences Incorporated

    EIN 942761418 · Headquarters: Palo Alto, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Interbranch Special Projects Foundation of Santa Clara County ISPF AAUW

    EIN 770201841 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Intercities Soccer Club

    EIN 264534044 · Headquarters: PERRIS, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  32. Intercity Fellowship Hall

    EIN 237425901 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Interdenominational Community Development Corporation

    EIN 954452589 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Interdenominational Ministries International

    EIN 953796010 · Headquarters: VICTORVILLE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Interfaith Community Services

    EIN 953837714 · Headquarters: Escondido, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Interfaith Community Social Services

    EIN 770207244 · Headquarters: SONORA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Interfaith Housing Assistance Corp

    EIN 953771946 · Headquarters: LEMON GROVE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Interfaith Shelter Network of San Diego

    EIN 952630300 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Interfaith Youth Alliance

    EIN 842496300 · Headquarters: Tustin, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Interfraternity Council

    EIN 900347170 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  41. Intergovernmental Management Training Program

    EIN 942929338 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. Interim, Inc.

    EIN 510159122 · Headquarters: Monterey, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Interlocked Squares

    EIN 770100510 · Headquarters: Sunnyvale, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  44. Intermountain Preschool Inc

    EIN 680085172 · Headquarters: McArthur, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. International Academy of Trial Judges

    EIN 954461335 · Headquarters: SANTA ANA, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  46. International Academy of Web Television Inc

    EIN 271157589 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  47. International Action Ministries Inc

    EIN 330480839 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. International Agape Movement

    EIN 371879550 · Headquarters: Pomona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. International AIDS Society - USA

    EIN 943165056 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. International Alliance of Stage Theatrical Employees 795 San Diego

    EIN 330863851 · Headquarters: LA MESA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. International Alliance of Theatrical Stage Employees Lo 33 Health and Welfare Trust Fund

    EIN 956125213 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. International Alliance of Theatrical Stage Employees Local 16

    EIN 940921920 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  53. International Alliance of Theatrical Stage Employees Local No 107

    EIN 946068579 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. International Alliance of Theatrical Stage Employees Union Local 122

    EIN 952975624 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. International Alliance Stage Employees and Moving Picture

    EIN 956095421 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. International Alliance Theatrical Local 784

    EIN 946172492 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. International Alliance Theatrical Stage 884

    EIN 956195907 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. International Alliance Theatrical Stage Employees & Motion Picture Technicians

    EIN 950865905 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 542166852 · Headquarters: SANTA CLARA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 911836983 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 940700775 · Headquarters: oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 941482366 · Headquarters: SANTA CRUZ, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 943131729 · Headquarters: Redding, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 950865929 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 951202530 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 951715755 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 956195913 · Headquarters: Santa Barbara, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. International Alliance Theatrical Stage Employees & Moving Picture Local 614

    EIN 510145232 · Headquarters: San Bernardinno, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  69. International Alliance Theatrical Stage Employees & Moving Picture M

    EIN 946172488 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. International Alliance Theatrical Stage Employees Local 905

    EIN 237011147 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. International Assn for Healthcare Security & Safety

    EIN 943167777 · Headquarters: Walnut Creek, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  72. International Assn of Firefighters Local 3523

    EIN 912004697 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. International Assn of the Lions 4-C3 District

    EIN 237234531 · Headquarters: PITTSBURG, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. International Assoc of Bridge Structural & Orn Ironwokers Local 509

    EIN 950737682 · Headquarters: WHITTIER, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  75. International Assoc of Bridge Structural Ironworkers Local 229

    EIN 950865907 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. International Assoc of Bridge Structural Ornamental Ironworkers 416

    EIN 951141502 · Headquarters: NORWALK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. International Assoc of Fire Fighters

    EIN 510146639 · Headquarters: REDWOOD CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. International Assoc of Fire Fighters

    EIN 946130860 · Headquarters: Petaluma, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. International Assoc of Fire Fighters Local 3355 Tracy City

    EIN 680258587 · Headquarters: Tracy, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. International Assoc of Fire Iaff 689

    EIN 946086770 · Headquarters: ALAMEDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. International Assoc of Firefighter

    EIN 946127943 · Headquarters: SOUTH SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  82. International Assoc of Firefighters L 3847 Rocklin Firefighters Association

    EIN 943300129 · Headquarters: ROCKLIN, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. International Assoc of Firefighters L2415 Monrovia

    EIN 952986093 · Headquarters: MONROVIA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. International Assoc of Firefighters Local 55

    EIN 946102227 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. International Assoc of Lions Clubs

    EIN 922163016 · Headquarters: Chula Vista, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  86. International Assoc of Machinists Local 653

    EIN 941016895 · Headquarters: FRESNO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. International Assoc of Sheet Metal Air Rail & Transportation 1707 Td

    EIN 923316776 · Headquarters: HEMET, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. International Assoc of Sheet Metal Air Rail & Transportation 1909 Td

    EIN 843393370 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. International Association for Jungian Studies

    EIN 473995034 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. International Association for Muscle Glycogen Storage Disease

    EIN 814795354 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  91. International Association for Near Death Studies Inc

    EIN 471115131 · Headquarters: El Cajon, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. International Association for Near Death Studies Inc

    EIN 471817661 · Headquarters: Saratoga, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. International Association for the Study of Dreams

    EIN 680066783 · Headquarters: Folsom, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. International Association Lions Clubs

    EIN 844683207 · Headquarters: Colton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. International Association of Air Cleaner Manufacturers

    EIN 412137885 · Headquarters: Whittier, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. International Association of Bridge Struct & Ornamental Iron Workers Local Union 378

    EIN 940577193 · Headquarters: Benicia, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. International Association of Eating Disorders Professionals Foundation

    EIN 300553942 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. International Association of Eating Disorders Professionals Foundation

    EIN 943475524 · Headquarters: Oak Park, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. International Association of Electrical Inspectors

    EIN 237381783 · Headquarters: Dobbins, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. International Association of Electrical Inspectors

    EIN 330042673 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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