Unknown & Unclassified nonprofits in Missouri

Unknown & Unclassified nonprofits in Missouri. Browse 15,780 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. St Louis Optometric Society

    EIN 431333988 · Headquarters: Chesterfield, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. St Louis Oracle Users Group

    EIN 431857114 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. St Louis Organizing Committee

    EIN 611706655 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  4. St Louis Orienteering Club

    EIN 431111306 · Headquarters: Chesterfield, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. St Louis Painters & Decorators Joint Trade Board

    EIN 430900717 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. St Louis Painters Vacation Plan and Trust Agreement

    EIN 430864019 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. St Louis Painters Welfare Plan

    EIN 237099221 · Headquarters: MARYLAND HEIGHTS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. St Louis Peregrine Society Inc

    EIN 430662496 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. St Louis Police Funeral Association

    EIN 436032735 · Headquarters: St Louis, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. St Louis Police Leadership Organization

    EIN 431182502 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. St Louis Police Officers' Association Fraternal Order of Police 68

    EIN 430924455 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. St Louis Professional Chapter of the Society of Professional Journa

    EIN 436049899 · Headquarters: Florissant, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. St Louis Psychoanalytic Institute

    EIN 430727700 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. St Louis Public Development Corporation I

    EIN 431561434 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. St Louis Rabbinical and Cantorial Association

    EIN 436041235 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. St Louis Real Estate Investors Assoc

    EIN 431164689 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. St Louis Region Porsche Club of America Inc

    EIN 431095332 · Headquarters: Clayton, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. St Louis Regional Chamber & Growth Association

    EIN 430975222 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  19. St Louis Regional Employee Relocation Council

    EIN 431475222 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. St Louis Regional Library Network

    EIN 431154257 · Headquarters: Ballwin, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. St Louis Review

    EIN 430653517 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  22. St Louis Rotary Club Welfare Fund Inc

    EIN 436050441 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. St Louis Rug Hooking Guild

    EIN 431741004 · Headquarters: Wentzville, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. St Louis Rugby Academy

    EIN 320748048 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. St Louis Service Bureau Foundation

    EIN 436119201 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  26. St Louis Sheet Metal Joint Apprenticeship Fund

    EIN 431077850 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. St Louis Show Stoppers

    EIN 352511037 · Headquarters: saint louis, MO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  28. St Louis Ski Club Inc

    EIN 237113728 · Headquarters: SAINT CHARLES, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. St Louis Soaring Association

    EIN 431519581 · Headquarters: Hazelwood, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. St Louis Society for Applied Spectroscopy

    EIN 436057343 · Headquarters: Wildwood, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. St Louis Society for Coatings Technology Inc

    EIN 431346121 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  32. St Louis Society for Medical and Scientific Education

    EIN 436064554 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. St Louis Society of Association Executives Inc

    EIN 431302661 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. St Louis Society of Cytology

    EIN 431135620 · Headquarters: Ballwin, MO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. St Louis Sports Commission Inc

    EIN 431646221 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. St Louis Squash Racquets Association Inc

    EIN 431184598 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. St Louis Suns Youth Association

    EIN 933928857 · Headquarters: Florissant, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. St Louis Theatre Organ Society

    EIN 436073846 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. St Louis Theta Not for Profit Corp

    EIN 237431934 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. St Louis Thoracic Surgical Society

    EIN 431312874 · Headquarters: Manchester, MO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. St Louis Track Club

    EIN 431096328 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. St Louis Trade Compliance Practitioners Roundtable

    EIN 900803003 · Headquarters: Fenton, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. St Louis Ultimate Association Inc

    EIN 431779142 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. St Louis University High School

    EIN 430662506 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  45. St Louis Unix Users Group Inc

    EIN 431652582 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. St Louis Viper Club

    EIN 923088292 · Headquarters: Berkeley, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. St Louis Waldorf Association

    EIN 431609194 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. St Louis Walk of Fame

    EIN 431492426 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. St Louis Water Garden Society

    EIN 431553829 · Headquarters: Saint Ann, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. St Louis Womens District Golf Association

    EIN 431459613 · Headquarters: Town and Country, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. St Louis Wrestling Officials Association

    EIN 800877115 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. St Louis Youth Soccer Association

    EIN 510204671 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. St Louis-georgetown Sister Cities Committee Inc

    EIN 383820218 · Headquarters: ST LOUIS, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  54. St Louis-springfield Reunion Club

    EIN 431662403 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. St Louis-suwa Sister City Committee

    EIN 273468358 · Headquarters: maryland hts, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  56. St Louiscanoe & Kayakclub Nfp Nfp

    EIN 932979494 · Headquarters: Valley Park, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. St Luke Society Inc

    EIN 472068166 · Headquarters: Springfield, MO, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  58. St Lukes Care Center Inc

    EIN 431414973 · Headquarters: CARTHAGE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. St Lukes Health Corporation

    EIN 431246752 · Headquarters: CHESTERFIELD, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. St Lukes Management Co Inc

    EIN 431430756 · Headquarters: CARTHAGE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. St Lukes Nursing Center Inc

    EIN 430991772 · Headquarters: CARTHAGE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. St Marks Methodist Church Mini School

    EIN 430900899 · Headquarters: Florissant, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. St Martin Catholic Education Foundation Inc

    EIN 431570649 · Headquarters: CENTERTOWN, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. St Martin's Child Center

    EIN 421001293 · Headquarters: BERKELEY, MO, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  65. St Mary Cemetery of Wen Association Inc

    EIN 510180505 · Headquarters: SALISBURY, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. St Mary Magdalen Knights of Columbus

    EIN 454186792 · Headquarters: Brentwood, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. St Mary of Victories Development

    EIN 814678234 · Headquarters: Clayton, MO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. St Mary's - Good Samaritan Inc

    EIN 364170833 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. St Mary's Health Center Jefferson City Mo Foundation

    EIN 431575307 · Headquarters: JEFFERSON CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. St Mary's Health Foundation Inc

    EIN 237045370 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. St Mary's Hospital Auxiliary

    EIN 436049878 · Headquarters: JEFFERSON CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. St Marys Building Corporation

    EIN 237248362 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. St Marys Cemetery

    EIN 431294462 · Headquarters: Malta Bend, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. St Marys Parents for Scouting

    EIN 431567755 · Headquarters: Independence, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. St Marys School of Glasgow Missouri Educational Foundation

    EIN 431459175 · Headquarters: Glasgow, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. St Matthew Cemetery Association of St Louis Missouri

    EIN 430653537 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. St Patrick Apartments Inc

    EIN 431090662 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. St Patrick Center

    EIN 431263499 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. St Patrick Partnership Center

    EIN 272599885 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. St Patricks Cemetery Association of Callaway Cty Mo

    EIN 721528201 · Headquarters: Tebbets, MO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. St Paul Cemetery Association

    EIN 436068969 · Headquarters: Center, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. St Paul Knights of Columbus Inc

    EIN 521169341 · Headquarters: ST PAUL, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. St Paul's Home for the Aged

    EIN 370681517 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  84. St Pauls Church Cemetery of Jamestown

    EIN 237168967 · Headquarters: JAMESTOWN, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. St Pauls Lutheran Church

    EIN 436053058 · Headquarters: Wildwood, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  86. St Peters Athletic Association

    EIN 431133004 · Headquarters: SAINT PETERS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. St Peters Home Association

    EIN 237116147 · Headquarters: SAINT PETERS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. St Peters Square Club

    EIN 331206696 · Headquarters: St Charles, MO, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  89. St Rose Phillipine Duchesne K of C Auxilary No 2951

    EIN 320320150 · Headquarters: Florissant, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. St Thomas Knights of Columbus Home Association Inc

    EIN 237281833 · Headquarters: Saint Thomas, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. St Thomas-babbtown Mutual Ins Co

    EIN 436049887 · Headquarters: META, MO, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  92. St Vincent Medical Group Inc

    EIN 272039417 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. St Vincent Salem Hospital Inc

    EIN 270847538 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. St Vincent Williamsport Hospital Foundation Inc

    EIN 743130159 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  95. St Vincent's Ambulatory Care Inc

    EIN 592292041 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. St Vincent's Foundation Inc

    EIN 592219923 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. St Vincent's Medical Center Inc

    EIN 590624449 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. St Vincent's Medical Center-Clay County Inc

    EIN 461523194 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. St William Apartments Ii Inc

    EIN 264401173 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. St William Apartments Inc

    EIN 208199655 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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