| Other organizations in Illinois |
| Id | Name | Address | State | Established | Total Income |
| 1 | Nubian Cultural Center | 10858 S Michigan Ave, Chicago, IL 60628 | IL | 2006-09 | $0 |
| 2 | Nurture To Knowledge Inc, Little Angels Academy & Kindergarte | 16425 Maryland Ave, South Holland, IL 60473-2460 | IL | 2012-08 | $0 |
| 3 | Nutrition-In-The-Raw Inc | 1713 E 55th Street 2nd Floor, Chicago, IL 60615 | IL | 2006-02 | $0 |
| 4 | Oak Brook Park District Foundation | 1450 Forest Gate Rd, Oak Brook, IL 60523-2159 | IL | 2011-09 | $0 |
| 5 | Oak Hill And Oak Crest Cemeteries Foundation | 4340 Prince Street, Downers Grove, IL 60515 | IL | 2013-01 | $0 |
| 6 | Oak Park Council On International Affairs | 214 Wesley Avenue, Oak Park, IL 60302 | IL | 2007-04 | $0 |
| 7 | Oak Ridge Foundation | 1441 Monument Avenue, Springfield, IL 62702 | IL | 2013-03 | $0 |
| 8 | Oak Tree Association | 310 W South Ave, Bluford, IL 62814 | IL | 2003-03 | $0 |
| 9 | Oakland Landmarks Inc | Po Box 84, Oakland, IL 61943 | IL | 1999-07 | $0 |
| 10 | Oakland-Hindsboro Charitable Foundation | Po Box 331, Oakland, IL 61943 | IL | 2005-02 | $0 |
| 11 | Oakwood Cemetery Association | Po Box 105, Oakwood, IL 61858 | IL | 1993-03 | $0 |
| 12 | Oasis Of Hope | PO BOX 490946, Chicago, IL 60649-0946 | IL | 2012-01 | $0 |
| 13 | Oasis Worldwide | 2643 N Monitor Ave, Chicago, IL 60639 | IL | 2006-03 | $0 |
| 14 | Obesity Prevention Coalition | 1221 E Condit, Decatur, IL 62521 | IL | 2012-10 | $0 |
| 15 | Oblong Antique Tractor & Engine Association Inc | 7438 N 275th Street, Oblong, IL 62449 | IL | 1997-04 | $0 |
| 16 | Oblong Skate Park Association | 807 W Illinois St, Oblong, IL 62449 | IL | 2007-09 | $0 |
| 17 | Odell Apartments Inc | 106 N Front St, Odell, IL 60460 | IL | 1975-08 | $0 |
| 18 | Odysseus Foundation | 6348 N Milwaukee Ave Ste 336, Chicago, IL 60646-3728 | IL | 2012-06 | $0 |
| 19 | Ofallon Historical Society Inc | Po Box 344, Ofallon, IL 62269 | IL | 1992-03 | $0 |
| 20 | Ogberuru Development Association | 20450 Balsum Lane, Crest Hill, IL 60403 | IL | 1998-02 | $0 |
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