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. Silverfish Review Press

    EIN 931141597 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Silverlake Midwest Regional Users Group

    EIN 274199104 · Headquarters: Salina, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Silverliners International Dfw

    EIN 862690386 · Headquarters: Colleyville, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Silverliners Socal

    EIN 993446694 · Headquarters: San Clemente, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Silverlining Policy Inc

    EIN 833077934 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. SilverLiningRanchandRescueInc

    EIN 473947410 · Headquarters: Springtown, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  7. Silverman Fam Foundation Trust

    EIN 396577946 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  8. Silverman Family Foundation C/o Arizona Community Foundation

    EIN 860704259 · Headquarters: PHOENIX, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Silverset Inc

    EIN 742238044 · Headquarters: BAILEY, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Silverside Club Inc

    EIN 510097634 · Headquarters: WILMINGTON, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Silverthorn Summer Homes Inc

    EIN 946117558 · Headquarters: BELLA VISTA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Silverton Area Chamber of Commerce

    EIN 930327439 · Headquarters: SILVERTON, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Silverton Cemetery Association

    EIN 930683434 · Headquarters: Silverton, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Silverton Chamber of Commerce

    EIN 752598390 · Headquarters: SILVERTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Silverton Community Club Inc

    EIN 237422089 · Headquarters: Pine Beach, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Silverton Country Historical Society

    EIN 931031523 · Headquarters: Silverton, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Silverton Flywheels Scholarship Fund

    EIN 800876035 · Headquarters: Molalla, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Silverton Health Foundation

    EIN 930913392 · Headquarters: SILVERTON, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Silverton Murals Society

    EIN 931100833 · Headquarters: SILVERTON, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Silverton Runners Club

    EIN 930832642 · Headquarters: Silverton, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Silverton San Juan County

    EIN 841029490 · Headquarters: Silverton, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Silverton Threads

    EIN 273629076 · Headquarters: Silverton, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Silverton Together Inc

    EIN 931018660 · Headquarters: Silverton, OR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  24. Silverton Volunteer Ambulance Inc

    EIN 237171598 · Headquarters: SILVERTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Silverton Youth Sports

    EIN 474891623 · Headquarters: SILVERTON, TX, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  26. Silvertops Inc

    EIN 752415056 · Headquarters: Montgomery, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Silverweed Foundation Inc

    EIN 133496446 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Silverwing Foundation Founded by Jay and Betty Van Andel

    EIN 202110480 · Headquarters: Ada, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  29. Silverwood Elementary Pta

    EIN 237406181 · Headquarters: CONCORD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Silvies Club

    EIN 936032683 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Silvio & Mary Garaventa Family Foundation

    EIN 680100302 · Headquarters: CONCORD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Silvio Hein Memorial Trust Xxx-xx-xxxx

    EIN 356032182 · Headquarters: EVANSVILLE, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  33. Silvis Lions Club

    EIN 861784917 · Headquarters: SILVIS, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Silvis Little League

    EIN 920794446 · Headquarters: Silvis, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  35. Sim Advisory Board

    EIN 991518733 · Headquarters: Flower Mound, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Sim Shuloim Foundation

    EIN 842816841 · Headquarters: MONROE, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  37. SIM USA Inc

    EIN 221936391 · Headquarters: Charlotte, NC, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-T

  38. Siman Family Charities

    EIN 455265366 · Headquarters: Antioch, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. Simater Endowment Trust

    EIN 846965231 · Headquarters: EAST PEORIA, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Simba Grup Limited

    EIN 812378774 · Headquarters: NEWARK, DE, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  41. Simba Housing Inc F/k/a K & T Development Corporation

    EIN 470757818 · Headquarters: OMAHA, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Simbang Gabi Eastern Cluster Foundation Inc

    EIN 271431825 · Headquarters: Downers Grove, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Simcha Foundation Inc C/o Gail Kramer

    EIN 133118381 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  44. Simcha Mit Simcha Foundations Inc

    EIN 851558440 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  45. Simchas Rochel

    EIN 922176082 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Simeanna Apartments Inc

    EIN 237148097 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Simeanna Iii Inc

    EIN 391270056 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Simeanna South Inc

    EIN 391238670 · Headquarters: OSHKOSH, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Simeon Institute

    EIN 330510109 · Headquarters: THORNDIKE, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Simfarose Oncology Foundation Inc

    EIN 465060587 · Headquarters: Pembroke Pines, FL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  51. Simga Alpha Epsilon Md Omicron Pi

    EIN 471693462 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  52. Simha and Sara Lainer Family Foundation

    EIN 956962300 · Headquarters: VAN NUYS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Simi Educators Association

    EIN 952315033 · Headquarters: Simi Valley, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Simi Valley Chamber of Commerce

    EIN 952215253 · Headquarters: SIMI VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Simi Valley Chapter 1959 Women of the Moose

    EIN 770393870 · Headquarters: SIMI VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Simi Valley Columbian Club Inc

    EIN 952506611 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Simi Valley Community Council

    EIN 770317038 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  58. Simi Valley Corvettes

    EIN 770320874 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Simi Valley Cultural Arts Center Foundation

    EIN 770411438 · Headquarters: SIMI VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Simi Valley Engineers Association

    EIN 992057268 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Simi Valley Fliers Radio Control Club

    EIN 953831186 · Headquarters: SIMI VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Simi Valley Masonic Temple Association

    EIN 956087591 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Simi Valley Moose Lodge 1902

    EIN 952456035 · Headquarters: Simi Valley, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Simi Valley Music Boosters

    EIN 237259724 · Headquarters: SIMI VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Simi Valley Police Officers' Association

    EIN 953411056 · Headquarters: SIMI VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. Simi Valley Reserve Police Officers Association

    EIN 912154322 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  67. Simi Valley Unified Group Inc

    EIN 394137654 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Simian Society of America Inc

    EIN 236298196 · Headquarters: Simpsonville, SC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  69. Simic Recreation

    EIN 470626308 · Headquarters: SUPERIOR, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Simionescu Scholarship Foundation

    EIN 222878206 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  71. Simley Baseball Boosters

    EIN 472721218 · Headquarters: Inver Grove Heights, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Simley Clays Club Inc

    EIN 473456223 · Headquarters: Inver Grove Heights, MN, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  73. Simley Dance Team Boosters

    EIN 824016972 · Headquarters: Inver Grove Heights, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Simley Wrestling Club

    EIN 411601447 · Headquarters: Inver Grove Heights, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Simmental Breeders Sweepstakes Inc

    EIN 611081512 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Simmons Alcid-tr-a & M Perpetual Tr

    EIN 046479449 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  77. Simmons Dawson Family Foundation

    EIN 330411052 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. Simmons Family Cabin

    EIN 882467164 · Headquarters: Herriman, UT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  79. Simmons Family Charitable Foundation Co Nicholas R Simmons Trustee

    EIN 953978508 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  80. Simmons Family Foundation

    EIN 133420599 · Headquarters: FARMINGTON, UT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  81. Simmons Family Foundation Inc

    EIN 061409685 · Headquarters: GREENWICH, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. Simmons Foundation

    EIN 386075922 · Headquarters: ANN ARBOR, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. Simmons Foundation - PerkinsThompson

    EIN 010277832 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. Simmons Hubert Trust

    EIN 316264628 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  85. Simmons Kids First Foundation Mitchell & Titus Llp

    EIN 651288505 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  86. Simmons Shores Property Owner Assn

    EIN 751375409 · Headquarters: Pottsboro, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Simms Tr #1-Dima-spa-alth

    EIN 856008015 · Headquarters: PENNINGTON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Simon & Louise Henderson Foundation

    EIN 756022769 · Headquarters: LUFKIN, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. Simon & Marie Jaglom Foundation Inc

    EIN 136105676 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  90. Simon and Annie Davis Foundation

    EIN 136069454 · Headquarters: RYE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Simon and Eve Colin Foundation

    EIN 112676434 · Headquarters: MANHASSET, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. Simon and Stella Sheib Foundation

    EIN 136216916 · Headquarters: SARASOTA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  93. Simon B Gottlieb Charitable Foundation

    EIN 856164064 · Headquarters: ALLSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Simon Bruml Trust

    EIN 946461662 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. Simon Education Fund Irr Tr Ua

    EIN 356012970 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  96. Simon House Inc

    EIN 611118813 · Headquarters: FRANKFORT, KY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Simon K Anderson Foundation

    EIN 394360341 · Headquarters: Wilmington, DE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Simon Kenton Band Boosters Assoc

    EIN 311041514 · Headquarters: INDEPENDENCE, KY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  99. Simon Kenton Class of 1960 Reunion

    EIN 010974307 · Headquarters: INDEPENDENCE, KY, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  100. Simon Kenton Council Boy Scouts of America

    EIN 314388520 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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