Unknown & Unclassified nonprofits in Illinois

Unknown & Unclassified nonprofits in Illinois. Browse 25,013 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. Alpha Phi Omega

    EIN 366145426 · Headquarters: DEKALB, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Alpha Phi Omega

    EIN 371025398 · Headquarters: Urbana, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Alpha Phi Omega

    EIN 371130834 · Headquarters: DECATUR, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Alpha Phi Omega

    EIN 371390759 · Headquarters: EDWARDSVILLE, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Alpha Phi Omega

    EIN 371620324 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Alpha Phi Omega

    EIN 376058782 · Headquarters: Normal, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. Alpha Phi Omega

    EIN 376058784 · Headquarters: PEORIA, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Alpha Phi Omega

    EIN 431634432 · Headquarters: JACKSONVILLE, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Alpha Phi Omega

    EIN 431634457 · Headquarters: LEBANON, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Alpha Phi Omega

    EIN 431678711 · Headquarters: GALESBURG, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Alpha Phi Omega

    EIN 510215141 · Headquarters: BLOOMINGTON, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alpha Phi Omega

    EIN 611859439 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Alpha Phi Omega National Service Fraternity

    EIN 300567134 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Alpha Pi Chi National Inc

    EIN 814490005 · Headquarters: Harvey, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Alpha Pi Chi National Sorority

    EIN 912105918 · Headquarters: South Holland, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Alpha Pi Chi National Sorority Inc

    EIN 900180476 · Headquarters: Lynwood, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Alpha Pi Chi National Sorority Inc - Gamma Tau Zeta Chapter

    EIN 814422792 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Alpha Pi Mu Association

    EIN 521281200 · Headquarters: Urbana, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Alpha Pi Mu Association

    EIN 521859995 · Headquarters: DeKalb, IL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Alpha Sigma Alpha Sorority

    EIN 237055217 · Headquarters: Buffalo Grove, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. Alpha Sigma Alpha Sorority

    EIN 366148583 · Headquarters: Naperville, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Alpha Tau Delta National Fraternity for Professional Nurses

    EIN 365091824 · Headquarters: Jacksonville, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Alpha Tau Delta National Fraternity for Professional Nurses

    EIN 943035144 · Headquarters: Decatur, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Alpha Tau Omega Fraternity

    EIN 363526647 · Headquarters: Lemont, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Alpha Xi Delta Fraternity

    EIN 366139613 · Headquarters: Naperville, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Alpha Xi Delta Fraternity

    EIN 471774571 · Headquarters: Boomington, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Alpha Zeta Honors Fraternity

    EIN 454151123 · Headquarters: Macomb, IL, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  28. Alphi Phi International Fraternity Inc

    EIN 462284705 · Headquarters: Evanston, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. Alpine Country Club

    EIN 360720600 · Headquarters: ROUND LAKE, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  30. Alpine Kiwanis Administrative Fund

    EIN 237030729 · Headquarters: ROCKFORD, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Alpine Kiwanis Charities Fund Inc

    EIN 510238382 · Headquarters: ROCKFORD, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Alpine Runners

    EIN 364097131 · Headquarters: LAKE ZURICH, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Alpine Ski Club

    EIN 366114182 · Headquarters: Mount Prospect, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Alsip Chamber of Commerce

    EIN 237407876 · Headquarters: Alsip, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Alsip Little League Inc

    EIN 521234842 · Headquarters: ALSIP, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  36. Alsip Memorial Vfw Post 450 Inc

    EIN 363045389 · Headquarters: ALSIP, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Altakafol Foundation

    EIN 813223021 · Headquarters: WORTH, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Alternative Schools Network

    EIN 237375976 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Alternatives for the Older Adult Inc

    EIN 421231219 · Headquarters: MOLINE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Alton Area Chapter 864 Experimental Aircraft Association

    EIN 263988613 · Headquarters: Collinsville, IL, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  41. Alton Area Landmarks Association Inc

    EIN 237160186 · Headquarters: Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Alton Cemetery Inc

    EIN 370299292 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Alton Chapter 1131 Women of the Moose

    EIN 237215008 · Headquarters: Godfrey, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  44. Alton Community Service League

    EIN 376045314 · Headquarters: Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Alton High Hockey Booster Club Inc

    EIN 364135948 · Headquarters: Alton, IL, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  46. Alton Lodge No 951 Loyal Order of Moose

    EIN 370635938 · Headquarters: GODFREY, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Alton Main Street Inc

    EIN 371328503 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Alton Memorial Health Services Foundation

    EIN 371177053 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Alton Motor Boat Club Inc

    EIN 370605010 · Headquarters: GODFREY, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Alton Owls Club

    EIN 370152829 · Headquarters: Alton, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Alton Symphony Orchestra

    EIN 376040991 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Alton Volunteer Emergency Corps Inc

    EIN 376045309 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Alton Water Ski Club Incorporated

    EIN 376035784 · Headquarters: Dow, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Alton Woman's Home Association

    EIN 370799839 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Alton Youth Symphony Inc

    EIN 237058599 · Headquarters: ALTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Alton-woodriver Sportsmens Club Inc

    EIN 370651985 · Headquarters: GODFREY, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Altrusa International Foundation Inc

    EIN 370048430 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Altrusa International Inc

    EIN 361263940 · Headquarters: DES PLAINES, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Altrusa International Inc

    EIN 362605889 · Headquarters: Kirkland, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Altrusa International Inc

    EIN 366108445 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Altrusa International Inc

    EIN 366116541 · Headquarters: Geneva, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Altrusa International Inc

    EIN 376033486 · Headquarters: Quincy, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Altrusa International Inc

    EIN 376040124 · Headquarters: Pekin, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Altrusa International Inc

    EIN 376046604 · Headquarters: Paris, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Altrusa International Inc

    EIN 376053601 · Headquarters: Decatur, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Altrusa International Inc

    EIN 376054967 · Headquarters: Macomb, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Altrusa International Inc

    EIN 510149369 · Headquarters: Canton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Altrusa International of Champaign- Urbana Il Inc

    EIN 376048450 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Altrusa International of Galesburg Illinois Inc

    EIN 364833314 · Headquarters: Galesburg, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Altus Academy

    EIN 274259966 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Aluminum Extruders Council

    EIN 362476622 · Headquarters: LIBERTYVILLE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Alumni Assn Oth the Eastern Il Chap Ter of the Delta Chi Fraternity

    EIN 364210221 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Alumni Association of Dr William M School College of Podiatric Med

    EIN 362986754 · Headquarters: North Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Alumni Association of Zeta Psi Chapter of Theta Chi Fraternity

    EIN 510252249 · Headquarters: Quincy, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Alumni Port Byron Pub Crawl

    EIN 272497360 · Headquarters: Port Byron, IL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  76. Alva Courier Post #487 American Legion

    EIN 376044033 · Headquarters: CHESTER, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Alvin H Baum Family Fund C/o Joel M Friedman

    EIN 366063093 · Headquarters: DEERFIELD, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. Always Caring Nft

    EIN 912197928 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Alwood Food Pantry Inc

    EIN 363257794 · Headquarters: Alpha, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Alys R Sissel Trust B Xxxxx5002

    EIN 746335611 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  81. Alzheimer's Disease International C/o Wipfli Llp

    EIN 363366783 · Headquarters: LINCOLNSHIRE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Am Rowe Xxxxx3006

    EIN 616019502 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  83. Amalgamated Social Benefits Association

    EIN 361892420 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Amalgamated Transit Union

    EIN 237221704 · Headquarters: QUINCY, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Amalgamated Transit Union

    EIN 360721815 · Headquarters: Rock Island, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Amalgamated Transit Union

    EIN 370766791 · Headquarters: Normal, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Amalgamated Transit Union #308

    EIN 360721805 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Amalgamated Transit Union 859

    EIN 370260406 · Headquarters: DECATUR, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Amalgamated Transit Union 900 Local

    EIN 366000051 · Headquarters: GURNEE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Amalgamated Transit Union Inc

    EIN 237041070 · Headquarters: Matteson, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Amalgamated Transit Union Local 1733

    EIN 364307346 · Headquarters: Mundelein, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Amalgamated Transit Union Local 241

    EIN 360721800 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Amare, NFP

    EIN 473692876 · Headquarters: Wood River, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  94. Amateur Athletic Union of the United States

    EIN 200947263 · Headquarters: OAK FOREST, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. Amateur Athletic Union of the United States Inc

    EIN 462335889 · Headquarters: Plainfield, IL, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. Amateur Athletic Union of the United States Inc

    EIN 463046106 · Headquarters: Quincy, IL, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  97. Amateur Athletic Union of the United States Inc

    EIN 471245109 · Headquarters: GLENVIEW, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  98. Amateur Athletic Union of the United States Inc

    EIN 881804324 · Headquarters: Peoria, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Amateur Athletic Union of the US - Central Association

    EIN 562546209 · Headquarters: Mount Prospect, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Amateur Golf Association - Chicago Metro

    EIN 363897753 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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