Nonprofits in Illinois

Nonprofits in Illinois. Browse 87,324 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. Orion Fall Festival

    EIN 363036238 · Headquarters: Orion, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Orion Music Boosters

    EIN 800647168 · Headquarters: Orion, IL, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. Orion Post 255 American Legion Incorporated

    EIN 366207474 · Headquarters: Orion, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Orion Wrestling Knights Club

    EIN 364126863 · Headquarters: coal valley, IL, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  5. Oris B Hastings Charitable Foundation

    EIN 371105036 · Headquarters: CAIRO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  6. Oriyam Nfp

    EIN 934309700 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Orizaba Foundation

    EIN 472167360 · Headquarters: Wilmette, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  8. Orlan W Pflasterer Md Private Foundation

    EIN 200481826 · Headquarters: SPARTA, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. Orland Christian Center Inc

    EIN 200260343 · Headquarters: FRANKFORT, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Orland Council of Educators

    EIN 363712040 · Headquarters: ORLAND PARK, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Orland Education Foundation Inc

    EIN 364294557 · Headquarters: Orland Park, IL, USA · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  12. Orland Fire Chiefs Association

    EIN 454868575 · Headquarters: Orland Park, IL, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Orland Fire Foundation

    EIN 262432507 · Headquarters: ORLAND PARK, IL, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Orland Fire Protection District Veba Trust Fund

    EIN 320198278 · Headquarters: ORLAND PARK, IL, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Orland Firefighters Local 2754

    EIN 510251030 · Headquarters: ORLAND PARK, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Orland Historical Society

    EIN 510163001 · Headquarters: Orland Park, IL, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Orland Kids Athletic Association

    EIN 363660409 · Headquarters: ORLAND PARK, IL, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  18. Orland Memorial Park Cemetary

    EIN 366106171 · Headquarters: FRANKFORT, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Orland Park Area Chamber of Commerce

    EIN 363040306 · Headquarters: Orland Park, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Orland Park Baseball 4 All Complex

    EIN 822582648 · Headquarters: Orland Park, IL, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Orland Park Family Community Center

    EIN 452775433 · Headquarters: Homer Glen, IL, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  22. Orland Park History Museum Foundation

    EIN 811606128 · Headquarters: Orland Park, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Orland Park Junior Vikings Hockey Organization

    EIN 471276677 · Headquarters: ORLAND PARK, IL, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  24. Orland Park Law Enforcement Organization Inc

    EIN 204901575 · Headquarters: Orland Park, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Orland Park Lions Charitable Corporation

    EIN 364227003 · Headquarters: ORLAND PARK, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Orland Park Lions Club

    EIN 362761782 · Headquarters: ORLAND PARK, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Orland Park Magic Sports Association

    EIN 364392506 · Headquarters: Orland Park, IL, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  28. Orland Park Music Parents Assoc of District Number 135

    EIN 363017437 · Headquarters: Orland Park, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Orland Park Open Lands Corporation

    EIN 364072263 · Headquarters: Orland Park, IL, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990

  30. Orland Park Rotary Club

    EIN 237333029 · Headquarters: Orland Park, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Orland Park Soccer Club

    EIN 363346802 · Headquarters: ORLAND PARK, IL, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Orland Park Sparks

    EIN 364312472 · Headquarters: PALOS PARK, IL, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  33. Orland Park Sparks C/o John Shenberger

    EIN 364192960 · Headquarters: NEW LENOX, IL, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Orland Park Sting Foundation

    EIN 394675473 · Headquarters: ORLAND PARK, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Orland Park-stellwagen Family Farm Foundation

    EIN 342043711 · Headquarters: Orland Park, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Orland Township Food Pantry FDN

    EIN 352427482 · Headquarters: Orland Park, IL, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Orland Township Scholarship Fund

    EIN 364219993 · Headquarters: ORLAND PARK, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  38. Orland Youth Association - Boys Pro

    EIN 364475542 · Headquarters: ORLAND PARK, IL, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Orland Youth Association - Girls Program

    EIN 200375972 · Headquarters: FRANKFORT, IL, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  40. Ornamental Growers Association of Northern Illinois

    EIN 366108246 · Headquarters: BATAVIA, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Ornamental Turners International Inc

    EIN 262340394 · Headquarters: Naperville, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Oromo Community Association of Chicago

    EIN 020653792 · Headquarters: Chicago, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  43. Oromo Legacy Leadership and Advocac

    EIN 815230544 · Headquarters: CHICAGO, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Oromo Welfare Association of Chicago

    EIN 825454227 · Headquarters: CHICAGO, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Orot the Center for New Jewish Learning

    EIN 471133305 · Headquarters: DEERFIELD, IL, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Orphan Care Foundation

    EIN 932742504 · Headquarters: Lombard, IL, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Orphan Disease Collective Inc

    EIN 842062098 · Headquarters: Chicago, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Orphan Gold Honey Incorporated

    EIN 831274628 · Headquarters: LOCKPORT, IL, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Orphan Myth Inc

    EIN 852536015 · Headquarters: GENEVA, IL, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Orphaned Kitty-corner Nfp

    EIN 873094921 · Headquarters: Danville, IL, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Orphans of the Storm

    EIN 366002114 · Headquarters: DEERFIELD, IL, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Orphans Treasure Box Books

    EIN 454980217 · Headquarters: Champaign, IL, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Orpheum Children's Science Museum

    EIN 371282129 · Headquarters: Champaign, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Orpheum Theatre of Galesburg Il Nfp Inc

    EIN 364593447 · Headquarters: GALESBURG, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Orpheus Club

    EIN 320302360 · Headquarters: Bloomington, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Orpheus Club of Peoria

    EIN 376045016 · Headquarters: Dunlap, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Orpheus Hellenic Folklore Society

    EIN 363910603 · Headquarters: Glenview, IL, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Orpheus Mandolin Orchestra Ltd

    EIN 832397460 · Headquarters: Bloomington, IL, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Orpr Camp Inc

    EIN 474248086 · Headquarters: ROCK CITY, IL, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Orrington Institute LTD

    EIN 462786789 · Headquarters: Chicago, IL, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  61. Orrington School Pta

    EIN 363661864 · Headquarters: EVANSTON, IL, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Ortegon Music Studio Nfp

    EIN 274051298 · Headquarters: Evanston, IL, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  63. Orthodontic Alumni Association of Illinois

    EIN 363095705 · Headquarters: LIBERTYVILLE, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Orthodox Catholic University

    EIN 431653974 · Headquarters: WINFIELD, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Orthodox Christian Education Comm of the Standing Conference Bishops

    EIN 136206622 · Headquarters: CHICAGO, IL, USA · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  66. Orthodox Missions Mexico Inc

    EIN 421534795 · Headquarters: Des Plaines, IL, USA · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990

  67. Orthodox Rabbinical Association

    EIN 954107675 · Headquarters: PALOS PARK, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Orthodox Witness

    EIN 371410583 · Headquarters: GLEN CARBON, IL, US · Religion Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  69. Orthodoxy Today

    EIN 994924826 · Headquarters: Wheeling, IL, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Orthopaedic Biomedical Imaging Institute

    EIN 273776535 · Headquarters: Park Ridge, IL, US · Medical Research · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  71. Orthopaedic Foot & Ankle Foundation

    EIN 300234329 · Headquarters: SCHAUMBURG, IL, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Orthopaedic Nurses Certification Board

    EIN 222899594 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Orthopaedic Research and Education Foundation

    EIN 366009467 · Headquarters: Rosemont, IL, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Orthopaedic Research Society

    EIN 363180285 · Headquarters: DES PLAINES, IL, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Orthopaedic Surgery and Sports Medicine Teaching and Research Foundation Inc

    EIN 208377285 · Headquarters: WESTERN SPRINGS, IL, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  76. Orthopaedic Trauma Association

    EIN 680074461 · Headquarters: Schaumburg, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Orthopedic Device Reference Inc

    EIN 311558835 · Headquarters: PARK RIDGE, IL, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  78. Orthopterists' Society

    EIN 382214605 · Headquarters: CHAMPAIGN, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Ortus Foundation

    EIN 883313403 · Headquarters: Oak Park, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  80. Orval and Lillian Shore Trust Xxxxx2004

    EIN 166548441 · Headquarters: CHICAGO, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Orville & Helen Buettemeier Scholarship Trust

    EIN 886099521 · Headquarters: EAST PEORIA, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. Orville H and Shirley I Larson Charitable Trust

    EIN 367517145 · Headquarters: GALESBURG, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. Orville O Oliver Trust Bank of Pontiac Trustee

    EIN 376111453 · Headquarters: PONTIAC, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. Orzel Bialy Polish School

    EIN 472793597 · Headquarters: Schaumburg, IL, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. Os House Inc

    EIN 842383415 · Headquarters: CHICAGO, IL, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Oscar & Elsa Mayer Family Foundation C/o Sedgwick Advisers Llc

    EIN 364035204 · Headquarters: ARLINGTON HEIGHTS, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  87. Oscar D Johnson Senior Memorial Fund

    EIN 934866389 · Headquarters: Oak Park, IL, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. Oscillations Dance Inc

    EIN 815198693 · Headquarters: Evanston, IL, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  89. Osco-savon Alumni Club Inc

    EIN 363850172 · Headquarters: Lombard, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Osf College of Health Sciences

    EIN 364868939 · Headquarters: Peoria, IL, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  91. OSF HealthCare

    EIN 362604009 · Headquarters: Ottawa, Illinois, United States · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  92. OSF HealthCare

    EIN 370813229 · Headquarters: Peoria, IL, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  93. OSF HealthCare

    EIN 383852646 · Headquarters: Peoria, IL, United States · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  94. OSF HealthCare Foundation

    EIN 371259284 · Headquarters: Peoria, Illinois, United States · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. OSF Heart & Vascular Institute

    EIN 352422385 · Headquarters: Peoria, IL, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  96. OSF Little Company of Mary Medical Center

    EIN 362246719 · Headquarters: Evergreen Park, IL, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990

  97. OSF Saint Anthony's Health Center

    EIN 370661234 · Headquarters: Alton, Illinois, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990

  98. OSF Saint Katharine Medical Center

    EIN 361000540 · Headquarters: DIXON, IL, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. OSF Saint Luke Medical Center

    EIN 362167767 · Headquarters: Kewanee, Illinois, US · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990

  100. Osi Foundation

    EIN 881681456 · Headquarters: Chicago, IL, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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