Nonprofits in Missouri

Nonprofits in Missouri. Browse 50,065 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. Opened Door Ministries

    EIN 431214135 · Headquarters: Lees Summit, MO, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. Openelis Foundation

    EIN 273655875 · Headquarters: JEFFERSON CITY, MO, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Opera 180 Inc

    EIN 823270620 · Headquarters: Independence, MO, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Opera House Arts Council

    EIN 471335789 · Headquarters: EL DORADO SPRINGS, MO, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  5. Opera Theatre of Saint Louis

    EIN 430821958 · Headquarters: St Louis, MO, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  6. Operating Engineers Local 101 Health and Welfare Plan

    EIN 440663379 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Operating Engineers Local 101 Vacation Plan

    EIN 431077518 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Operating Engineers Local 148 Health and Welfare Trust

    EIN 436058032 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Operating Engineers Local 513 Childrens Charity

    EIN 352559338 · Headquarters: BRIDGETON, MO, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Operating Engineers Local 513 Journeymen & Apprenticeship Training Fnd

    EIN 431164123 · Headquarters: SILEX, MO, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Operating Engineers Local 6 Educational Trust

    EIN 436190446 · Headquarters: Kansas City, MO, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  12. Operating Engineers Local No 101 Apprenticeship Fund

    EIN 237048499 · Headquarters: PLATTE CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Operating Engineers Local Union 148

    EIN 370447914 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Operation Bbq Relief

    EIN 452442792 · Headquarters: PECULIAR, MO, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Operation Breakthrough Foundation

    EIN 920835821 · Headquarters: KANSAS CITY, MO, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  16. Operation Breakthrough Inc

    EIN 430971560 · Headquarters: KANSAS CITY, MO, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  17. Operation Brighter Future Inc

    EIN 823441918 · Headquarters: KANSAS CITY, MO, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. Operation Bugle Boy Inc

    EIN 472350915 · Headquarters: Holts Summit, MO, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Operation Excel Inc

    EIN 431749041 · Headquarters: ST LOUIS, MO, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Operation Ezekiel Inc

    EIN 911939158 · Headquarters: Springfield, MO, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Operation Faith

    EIN 871743424 · Headquarters: Kansas City, MO, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Operation Food Search

    EIN 431241854 · Headquarters: St. Louis, MO, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Operation Food Search Support Organization Inc

    EIN 990765246 · Headquarters: ST LOUIS, MO, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Operation Forest Arsonist Inc

    EIN 431583392 · Headquarters: Jefferson City, MO, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Operation Fudge for Troops Inc

    EIN 932943704 · Headquarters: Saint Charles, MO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Operation Game Thief Inc

    EIN 431262770 · Headquarters: Jefferson City, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Operation Grow

    EIN 833328732 · Headquarters: KANSAS CITY, MO, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  28. Operation Impact Inc

    EIN 431352687 · Headquarters: St Louis, MO, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  29. Operation Kite Foundation

    EIN 462621400 · Headquarters: ASHLAND, MO, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Operation Liberation

    EIN 852390545 · Headquarters: KANSAS CITY, MO, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Operation Life Support Ltd

    EIN 710879739 · Headquarters: Osage Beach, MO, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Operation Liftoff Inc

    EIN 431341642 · Headquarters: Bridgeton, MO, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  33. Operation One Ounce Inc

    EIN 814660820 · Headquarters: Rogersville, MO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  34. Operation Prom Nite

    EIN 813562654 · Headquarters: SAINT LOUIS, MO, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. Operation Sadie

    EIN 431619266 · Headquarters: Sainte Genevieve, MO, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  36. Operation Savannah Inc

    EIN 461185274 · Headquarters: Arnold, MO, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Operation Save Kansas City

    EIN 814096037 · Headquarters: Grandview, MO, US · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Operation School Supply Vandiver

    EIN 852525737 · Headquarters: FARMINGTON, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Operation Shower

    EIN 261244512 · Headquarters: ST LOUIS, MO, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Operation Small Fry Inc

    EIN 260414701 · Headquarters: Liberty, MO, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  41. Operation Spot Inc

    EIN 431722078 · Headquarters: ST LOUIS, MO, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Operation Tiff Food Basket Inc

    EIN 431501002 · Headquarters: Tiff, MO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  43. Operation Undergarment Inc

    EIN 201936641 · Headquarters: Bourbon, MO, USA · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  44. Operation Uplift Inc

    EIN 874571869 · Headquarters: BLUE SPRINGS, MO, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Operation Wecare

    EIN 473493343 · Headquarters: Carl Junction, MO, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Operation-phoenix Inc

    EIN 465117953 · Headquarters: Festus, MO, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. Operative Plasterers & Cement Mason Local 908

    EIN 436068865 · Headquarters: CAPE GIRARDEAU, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Operative Plasterers & Cement Mason Local Union 518

    EIN 440194955 · Headquarters: INDEPENDENCE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Operative Plasterers & Cement Masons International Association

    EIN 430460310 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Operative Plasterers & Cement Masons Local 908 Apprenticeship Fu

    EIN 814440185 · Headquarters: Cape Girardeau, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Operative Plasters and Cement Masons International Association Local 527

    EIN 430210270 · Headquarters: BRIDGETON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Opes Charitable Foundation Inc

    EIN 455571237 · Headquarters: GLADSTONE, MO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Opo Charitable Foundation

    EIN 883774581 · Headquarters: KANSAS CITY, MO, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Opojaz Inc

    EIN 133285442 · Headquarters: Saint Louis, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Opossum Rehab and Education of Missouri

    EIN 473638209 · Headquarters: Barnhart, MO, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Opossums Hollow Wildlife Rehab

    EIN 921997729 · Headquarters: Blue Springs, MO, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Oppenstein Brothers Foundation

    EIN 436203035 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. Opportunities Without Limits Inc

    EIN 990824701 · Headquarters: Herculaneum, MO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Opportunity 1888 Foundation Inc

    EIN 854343521 · Headquarters: JEFFERSON CITY, MO, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Opportunity Enterprises Inc

    EIN 521040994 · Headquarters: CARROLLTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Opportunity House

    EIN 873902417 · Headquarters: Saint Louis, MO, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Opportunity Sheltered Industries Inc

    EIN 431456356 · Headquarters: HOUSTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Opportunity Workshop Inc of Gentry Co

    EIN 430980574 · Headquarters: STANBERRY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Opptech Corp

    EIN 861293573 · Headquarters: Clayton, MO, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. Optimal Health Research and Education Institute

    EIN 800447403 · Headquarters: SAINT LOUIS, MO, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. Optimal Urban Residence Community Development Corporation

    EIN 993917825 · Headquarters: Overland, MO, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Optimis International

    EIN 900758987 · Headquarters: Butler, MO, US · Youth Development · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  68. Optimist Athletic Association

    EIN 010627629 · Headquarters: KANSAS CITY, MO, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  69. Optimist Club Foundation of Mexico Missouri Inc

    EIN 431219901 · Headquarters: MEXICO, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Optimist Club of Cape Girardeau- Noon

    EIN 431210995 · Headquarters: CAPE GIRARDEAU, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Optimist Club of Fayette

    EIN 900355995 · Headquarters: Fayette, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Optimist Club of Inter City

    EIN 430905951 · Headquarters: Independence, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Optimist Club of Jefferson City

    EIN 446013705 · Headquarters: JEFFERSON CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Optimist Club of Lawndale Tua

    EIN 953766429 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  75. Optimist Club of Mexico Missouri Inc

    EIN 430907590 · Headquarters: MEXICO, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  76. Optimist Club of Northland Foundation Inc

    EIN 431655002 · Headquarters: Parkville, MO, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  77. Optimist Club of O'Fallon MO Inc

    EIN 911938866 · Headquarters: St Charles, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  78. Optimist Club of Southside Kansas City

    EIN 431242214 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Optimist Club of St Joseph Foundation

    EIN 274076816 · Headquarters: ST JOSEPH, MO, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Optimist Club of St Joseph Inc

    EIN 440585778 · Headquarters: ST JOSEPH, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Optimist Foundation of West Plains Mo Inc

    EIN 431835600 · Headquarters: West Plains, MO, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Optimist International

    EIN 010934135 · Headquarters: Nixa, MO, US · Youth Development · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  83. Optimist International

    EIN 237003918 · Headquarters: FAYETTE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. Optimist International

    EIN 237010146 · Headquarters: Kansas City, MO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. Optimist International

    EIN 237010159 · Headquarters: Springfield, MO, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Optimist International

    EIN 237032812 · Headquarters: IMPERIAL, MO, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  87. Optimist International

    EIN 237042763 · Headquarters: JOPLIN, MO, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Optimist International

    EIN 237259067 · Headquarters: Kansas City, MO, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  89. Optimist International

    EIN 237289018 · Headquarters: Higginsville, MO, US · Youth Development · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  90. Optimist International

    EIN 237327059 · Headquarters: Warrensburg, MO, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Optimist International

    EIN 237424606 · Headquarters: Odessa, MO, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. Optimist International

    EIN 237455505 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Optimist International

    EIN 381560748 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Optimist International

    EIN 383652467 · Headquarters: Oran, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Optimist International

    EIN 383678358 · Headquarters: Nixa, MO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  96. Optimist International

    EIN 430443279 · Headquarters: SAINT LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Optimist International

    EIN 430605424 · Headquarters: BALLWIN, MO, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Optimist International

    EIN 430794391 · Headquarters: Springfield, MO, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  99. Optimist International

    EIN 430906136 · Headquarters: Holden, MO, US · Youth Development · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  100. Optimist International

    EIN 431090581 · Headquarters: Harrisonville, MO, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

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