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. South Atlantic Yacht Racing Association

    EIN 570691485 · Headquarters: Charleston, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. South Attleboro Knights of Columbus Council 5876

    EIN 042481374 · Headquarters: Attleboro, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. South Augusta Renewal Inc

    EIN 260082070 · Headquarters: Augusta, GA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. South Austin Alcoholic Foundation

    EIN 237203029 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. South Bainbridge Community Assoc

    EIN 911477919 · Headquarters: Bainbridge Island, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. South Baldwin Chamber of Commerce

    EIN 630241394 · Headquarters: FOLEY, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. South Baldwin County Healthcare Authority

    EIN 636004953 · Headquarters: FOLEY, AL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  8. South Baldwin Health Foundation

    EIN 630879705 · Headquarters: Foley, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  9. South Baldwin Literacy Council

    EIN 631151156 · Headquarters: FOLEY, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. South Baldwin Volunteer Fire Compan

    EIN 251477202 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. South Baltimore Business Association Inc

    EIN 521208789 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. South Baltimore Industrial Mutual Aid Plan Inc

    EIN 521815412 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. South Baltimore Learning Corporation

    EIN 521745263 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. South Baltimore Little League Inc

    EIN 521614753 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. South Baltimore Network Inc

    EIN 471160257 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. South Baltimore Pigeon Fanciers Social Club Incorporated

    EIN 526113853 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. South Bar Club Inc

    EIN 610945679 · Headquarters: LOUISVILLE, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. South Barren Volunteer Fire Department

    EIN 611147750 · Headquarters: GLASGOW, KY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. South Bay Afl-cio Labor Council

    EIN 940376375 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. South Bay Alliance for the Mentally Ill

    EIN 330064560 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. South Bay Apple Mac Users Group

    EIN 330277608 · Headquarters: Rancho Palos Verdes, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. South Bay Art Association

    EIN 116021769 · Headquarters: Bellport, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. South Bay Assn of Chambers of Commerce

    EIN 953094484 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. South Bay Bar Association

    EIN 953838765 · Headquarters: Chula Vista, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  25. South Bay Bar Association of Los Angeles County Inc

    EIN 953433602 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. South Bay Bar Association of Los Angeles Foundation Inc

    EIN 383910015 · Headquarters: TORRANCE, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  27. South Bay Center for Counseling

    EIN 237360521 · Headquarters: WILMINGTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. South Bay Challenge

    EIN 330486563 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. South Bay Chamber Music Society INC

    EIN 956112992 · Headquarters: Palos Verdes Peninsula, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. South Bay Chinese Service Club

    EIN 942963262 · Headquarters: Fremont, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. South Bay Cities Genealogical Society

    EIN 953327262 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. South Bay Coalition for Altermatives to Violence

    EIN 953471685 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  33. South Bay Deutscher Schulverein

    EIN 942640415 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. South Bay Epiphyllum Society

    EIN 800310350 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. South Bay Families for Affordable College-Yes on Z

    EIN 813914916 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  36. South Bay Historical Railroad Society Inc

    EIN 770071257 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. South Bay Hotel Employees Restaurant Employee

    EIN 946535776 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. South Bay Hotel Employees Restaurant Employees Welfare Trust Fund

    EIN 946080365 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. South Bay Hunting Club Inc

    EIN 910678559 · Headquarters: Aberdeen, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. South Bay Intergroup and Their Board of Overeaters Anonymous

    EIN 510166693 · Headquarters: Harbor City, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. South Bay Kennel Club Inc

    EIN 952379457 · Headquarters: HARBOR CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. South Bay Lapidary & Mineral Society Inc

    EIN 953507308 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. South Bay Literacy Council

    EIN 954041955 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. South Bay Masonic Building Association

    EIN 951473400 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. South Bay Monarchs Inc

    EIN 393878588 · Headquarters: West Hollywood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. South Bay Motorcycle Chapter

    EIN 954575254 · Headquarters: HARBOR CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. South Bay Musical Theatre

    EIN 941704916 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. South Bay Mustang Owners

    EIN 330658430 · Headquarters: Hawthorne, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. South Bay New Orleans Jazz Club

    EIN 953797973 · Headquarters: Lakewood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. South Bay Optometric Society

    EIN 954034478 · Headquarters: GARDENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. South Bay Orchid Society Inc

    EIN 953175464 · Headquarters: HARBOR CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. South Bay Parents & Community for Quality School Construction

    EIN 811340057 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  53. South Bay Philharmonic

    EIN 943481628 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  54. South Bay Pioneers Inc

    EIN 952223398 · Headquarters: Chula Vista, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. South Bay Piping Industry Labor Management Trust

    EIN 770284700 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. South Bay Pony Baseball

    EIN 953862872 · Headquarters: MANHATTAN BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. South Bay Revival Assembly Inc

    EIN 271620883 · Headquarters: LAKEWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. South Bay Rod & Gun Club Inc

    EIN 952119402 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. South Bay Scottish Society

    EIN 770348421 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. South Bay Seniors Association Inc

    EIN 800632723 · Headquarters: Barnegat Light, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. South Bay Shrine Club

    EIN 237134081 · Headquarters: SAN MATEO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. South Bay Soccer Association

    EIN 770006258 · Headquarters: Los Osos, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. South Bay Soccer Referee Association

    EIN 953856161 · Headquarters: Redondo Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. South Bay Spot

    EIN 463606354 · Headquarters: Newark, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  65. South Bay Symphony

    EIN 471552268 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  66. South Bay Traditional Jazz Society

    EIN 237335388 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. South Bay Unitarian Fellowship

    EIN 956228946 · Headquarters: El Segundo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. South Bay United for Safe Strong Schools Yes On DD

    EIN 831326051 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  69. South Bay United Teachers

    EIN 952757305 · Headquarters: Redondo Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. South Bay Veterans Club Inc

    EIN 030589309 · Headquarters: Patchogue, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. South Bay Vietnamese American Culture Foundation

    EIN 800245838 · Headquarters: Santa Ana, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. South Bay Wheelmen Inc

    EIN 237412751 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  73. South Bay Yacht Club

    EIN 510201542 · Headquarters: ALVISO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. South Bay Youth Rugby Foundation

    EIN 260198035 · Headquarters: Carson, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  75. South Bayou Association

    EIN 472752408 · Headquarters: Scottville, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. South Bayou Des Glaises Hunting and Fishing Club

    EIN 721190702 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. South Beach Community Assn Inc

    EIN 936031561 · Headquarters: Newport, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. South Beach Yacht Club

    EIN 943078390 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. South Beaches Little League Inc

    EIN 593154028 · Headquarters: INDIALANTIC, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. South Beef River Cemetery Association

    EIN 272578808 · Headquarters: Osseo, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. South Beit Olam Cemetery Corporation

    EIN 273645762 · Headquarters: Newton, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  82. South Beloit Athletic Booster Club

    EIN 471786860 · Headquarters: South Beloit, IL, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  83. South Belt Elementary Pto Inc

    EIN 923586925 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. South Belt-Ellington Chamber of Commerce

    EIN 760107737 · Headquarters: Houston, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. South Bend Alumni Association Inc

    EIN 351674506 · Headquarters: South Bend, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  86. South Bend Area Genealogical Society

    EIN 310894191 · Headquarters: South Bend, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. South Bend Area Music Teachers Association

    EIN 351470027 · Headquarters: GOSHEN, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. South Bend Area Realtors Inc

    EIN 351118362 · Headquarters: South Bend, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. South Bend Art Center Foundation

    EIN 356050484 · Headquarters: South Bend, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. South Bend Bridge Club Inc

    EIN 731677783 · Headquarters: MISHAWAKA, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  91. South Bend Cemetery Kiwanis Trust Fund

    EIN 911416645 · Headquarters: South Bend, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  92. South Bend Civic Theatre Inc

    EIN 351572312 · Headquarters: SOUTH BEND, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. South Bend Contech Corporation

    EIN 351171572 · Headquarters: SOUTH BEND, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. South Bend Maennerchor Inc

    EIN 350670665 · Headquarters: South Bend, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. South Bend Miracle Temple Church of God in Christ Inc

    EIN 311131102 · Headquarters: South Bend, IN, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. South Bend Press Club Inc

    EIN 356039015 · Headquarters: SOUTH BEND, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. South Bend Region SCCA

    EIN 351659996 · Headquarters: South Bend, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  98. South Bend Volunteer Fire Department

    EIN 916122108 · Headquarters: South Bend, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. South Benton County Gleaners

    EIN 930842228 · Headquarters: Monroe, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. South Bergen Region Vii Workers Compensation Pool

    EIN 222470958 · Headquarters: RUTHERFORD, NJ, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

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