Nonprofits in Illinois
75,114 organizations in the IRS master file with a Illinois address, listed A to Z by name.
Public IRS records only
This list comes from the IRS master file, which anyone can download from irs.gov. Nothing on it comes from Fast File Exempt accounts or filings. We run this lookup; it isn’t an IRS service. About this data
All organizations, page 1 of 1,503
IRS master file dated October 13, 2026; loaded here on October 26, 2026.
0–9
- 004TH DISTRICT COMMUNITY YOUTH AND RETIREMENT ORGANIZATIONEIN 41-3986491CHICAGO501(c)(3)
- 062 INCEIN 38-4126157CHICAGO501(c)(3)
- 1 FOR COMMUNITYEIN 92-3497787NILES501(c)(3)
- 1 FUR 1 FOUNDATION1 FUR 1 PRODUCTS & DO-FRO-YOEIN 46-5204545BUFFALO GROVE501(c)(3)
- 1 JAR FOUNDATIONEIN 87-1161737CHICAGO501(c)(3)
- 1 MARINE 1 LIFE FOUNDATION INCEIN 92-2099791MOLINE501(c)(3)
- 1 MEAL AT A TIME INCEIN 84-3464855CHICAGO501(c)(3)
- 1 MISSION NFPEIN 88-0926928CHICAGO501(c)(3)
- 10-33 AMBULANCE SERVICE LIMITEDEIN 36-2820932SPRING VALLEY501(c)(3)
- 100 BLACK MEN OF ALTON INCEIN 37-1220811ALTON501(c)(3)
- 100 BLACK MEN OF CENTRAL ILLINOIS INCEIN 72-1565699BLOOMINGTON501(c)(3)
- 100 BLACK MEN OF CHICAGO SOUTH SUBURBSEIN 82-2765566LANSING501(c)(3)
- 100 BLACK MEN IN CHICAGO INCEIN 36-4104895CHICAGO501(c)(3)
- 100 CLUB OF GRUNDY COUNTY N F PBELY SCOTT M DIREIN 91-2199223MORRIS501(c)(3)
- THE 100 CLUB OF ILLINOISEIN 36-6158087CHICAGO501(c)(3)
- 100 CLUB OF KANE COUNTY INCEIN 83-4462561ELBURN501(c)(3)
- 100 GIRLS LIKE USEIN 85-3976707YORKVILLE501(c)(3)
- 100 MAN STANDING STRONGEIN 87-3453845MAYWOOD501(c)(3)
- 100 PERCENT ALL IN HEALTH AND FITNE SS INCEIN 39-4450790KANKAKEE501(c)(3)
- 100 PRETTY PURSES FOR FEMALE VETERANS INCEIN 85-4057147FRANKFORT501(c)(3)
- 100 STRONG INCEIN 81-1510906ROCKFORD501(c)(3)
- 100 THOUSAND FOUNDATIONEIN 84-2868867DEERFIELD501(c)(3)
- THE 100 WEST SIDE WOMEN OF WISDOM NFPEIN 41-4622214CHICAGO501(c)(3)
- 100 WHO CARE IN SPRINGFIELDEIN 87-1487561SPRINGFIELD501(c)(3)
- 100 YEARS OF HORSEPOWEREIN 84-5084005BELLEVILLE501(c)(3)
- 1000 CHARLIESEIN 39-4461787BOURBONNAIS501(c)(3)
- 1000 N HARDING BLOCK CLUBALEES EDWARDS MBREIN 86-1850197CHICAGO501(c)(3)
- 101 COLLECTIVE COEIN 99-1517302CHICAGO501(c)(3)
- 101 WAYS NFPEIN 82-4211136CAHOKIA HGTS501(c)(3)
- 1064 GIVERS1064EIN 81-1143393ROSELLE501(c)(3)
- 1076 FOUNDATIONEIN 88-4360172CORTLAND501(c)(3)
- 10TH ILLINOIS VOLUNTEER CAVALRY REGIMENT NFPEIN 26-2291682LOWPOINT501(c)(3)
- 11-1 LEADERSHIPEIN 41-4853461LEMONT501(c)(3)
- 11 10 02 FOUNDATIONEIN 36-4240225EVANSTON501(c)(3)
- 111 COLLECTIVEEIN 93-4799930ARTHUR501(c)(3)
- 1111 FOUNDATIONEIN 46-1463656HIGHLAND PARK501(c)(3)
- 112 EDUCATION FOUNDATIONEIN 36-3720159HIGHWOOD501(c)(3)
- 1120 KOLLECTIVE INCEIN 39-3171239MAYWOOD501(c)(3)
- 1131516 WEST LAWN LITTLE LEAGUEEIN 36-5018081CHICAGO501(c)(3)
- 1147 AMERICAN LEGION POST ALHAMBRAEIN 37-6047649ALHAMBRA501(c)(19)
- 114TH REGIMENT ILLINOIS VOLUNTEER INFANTRY REACTIVATEDEIN 75-3252462CANTRALL501(c)(3)
- THE 117 ELECTRICAL WORKERS ASSOCIATIONEIN 36-4433994CRYSTAL LAKE501(c)(2)
- 11M FOUNDATIONEIN 99-4129921CHICAGO501(c)(3)
- 11U VICTORY BASEBALL NFPEIN 39-4798695OAK PARK501(c)(3)
- 123 DISTRICT COUNCIL943 DISTRICT 123 COUNCILEIN 36-6205524NAPERVILLE501(c)(5)
- 123 TRAINING CENTER NFPEIN 93-4911804MATTESON501(c)(3)
- 125 FOUNDATION TRJAMES T MURPHY ET AL TTEEEIN 36-7686871BARRINGTON501(c)(3)
- THE 12TH MAN CLUBEIN 42-3195381JOHNSBURG501(c)(3)
- 1335 FOUNDATIONEIN 36-3701371CHICAGO501(c)(3)
- 137 N KENSINGTON INCEIN 36-2957433LAGRANGE501(c)(3)
Guides
- Form 990-N, 990-EZ or 990: which to fileThe three tests, what "normally $50,000" means, who must file Form 990 regardless, and who doesn't file at all.
- Form 990 for PTAs, PTOs and booster clubsWhether a unit under a state group exemption files its own return, which form, the July–June deadline, and the treasurer handover.
- Private foundation filing requirementsForm 990-PF, its deadline and extension, and the separate returns a foundation may owe.
- Who can file Form 990-NThe "normally $50,000 or less" test, what the e-Postcard asks for, and when it's due.
- Form 990-N filing problemsEIN not in IRS records, IRS sign-in, filing too early, late and prior-year notices, and checking a past filing.
- Form 990 filing deadlinesThe general due date for each tax-year end, and how weekends and holidays move it.
- Form 8868 extensionsWhen Form 8868 extends an annual return, and why tax is still due on the original date.
- Late filing penaltiesThe daily penalty for a late return, reasonable cause, and the three-year revocation rule.