Illinois
Contact the office nearest you.
Illinois State Plan Office
Chicago State Plan Office
Chicago, IL 60601
(312) 793-7308
(312) 793-2081
Marion State Plan Office
Marion, IL 62959
(618) 993-7092
(618) 993-7258
Springfield State Plan Office
524 South 2nd Street, Suite 400
Springfield, IL 62701
(217) 782-9386
For information on State Plan coverage, please visit: https://www.osha.gov/stateplans/il
OSHA Area Office
Chicago North Area Office
Arlington Heights, IL 60005
(847) 227-1700
(847) 227-1732
Chicago South Area Office
Tinley Park, IL 60487
(708) 342-2840
(708) 444-0042
Fairview Heights Area Office
Fairview Heights, IL 62208
(618) 632-8612
(618) 632-5712
Naperville Area Office
Naperville, IL 60563
(630) 300-7100
(630) 300-7098
Peoria Area Office
Peoria, IL 61615
(309) 589-7033
(309) 589-7326
| County | Area office |
|---|---|
| Adams County | Peoria Area Office |
| Alexander County | Fairview Heights Area Office |
| Bond County | Fairview Heights Area Office |
| Boone County | Naperville Area Office |
| Brown County | Peoria Area Office |
| Bureau County | Naperville Area Office |
| Calhoun County | Fairview Heights Area Office |
| Carroll County | Naperville Area Office |
| Cass County | Peoria Area Office |
| Champaign County | Peoria Area Office |
| Christian County | Peoria Area Office |
| Clark County | Peoria Area Office |
| Clay County | Fairview Heights Area Office |
| Clinton County | Fairview Heights Area Office |
| Coles County | Peoria Area Office |
| Cook County | Chicago North Area Office |
| Cook County | Chicago South Area Office |
| Crawford County | Fairview Heights Area Office |
| Cumberland County | Peoria Area Office |
| De Witt County | Peoria Area Office |
| DeKalb County | Naperville Area Office |
| Douglas County | Peoria Area Office |
| Du Page County | Naperville Area Office |
| Edgar County | Peoria Area Office |
| Edwards County | Fairview Heights Area Office |
| Effingham County | Fairview Heights Area Office |
| Fayette County | Fairview Heights Area Office |
| Ford County | Peoria Area Office |
| Franklin County | Fairview Heights Area Office |
| Fulton County | Peoria Area Office |
| Gallatin County | Fairview Heights Area Office |
| Greene County | Fairview Heights Area Office |
| Grundy County | Naperville Area Office |
| Hamilton County | Fairview Heights Area Office |
| Hancock County | Peoria Area Office |
| Hardin County | Fairview Heights Area Office |
| Henderson County | Peoria Area Office |
| Henry County | Peoria Area Office |
| Iroquois County | Peoria Area Office |
| Jackson County | Fairview Heights Area Office |
| Jasper County | Fairview Heights Area Office |
| Jefferson County | Fairview Heights Area Office |
| Jersey County | Fairview Heights Area Office |
| Jo Daviess County | Naperville Area Office |
| Johnson County | Fairview Heights Area Office |
| Kane County | Naperville Area Office |
| Kankakee County | Chicago South Area Office |
| Kendall County | Naperville Area Office |
| Knox County | Peoria Area Office |
| La Salle County | Naperville Area Office |
| Lake County | Chicago North Area Office |
| Lawrence County | Fairview Heights Area Office |
| County | Area office |
|---|---|
| Lee County | Naperville Area Office |
| Livingston County | Peoria Area Office |
| Logan County | Peoria Area Office |
| Macon County | Peoria Area Office |
| Macoupin County | Fairview Heights Area Office |
| Madison County | Fairview Heights Area Office |
| Marion County | Fairview Heights Area Office |
| Marshall County | Peoria Area Office |
| Mason County | Peoria Area Office |
| Massac County | Fairview Heights Area Office |
| McDonough County | Peoria Area Office |
| McHenry County | Naperville Area Office |
| McLean County | Peoria Area Office |
| Menard County | Peoria Area Office |
| Mercer County | Peoria Area Office |
| Monroe County | Fairview Heights Area Office |
| Montgomery County | Fairview Heights Area Office |
| Morgan County | Peoria Area Office |
| Moultrie County | Peoria Area Office |
| Ogle County | Naperville Area Office |
| Peoria County | Peoria Area Office |
| Perry County | Fairview Heights Area Office |
| Piatt County | Peoria Area Office |
| Pike County | Peoria Area Office |
| Pope County | Fairview Heights Area Office |
| Pulaski County | Fairview Heights Area Office |
| Putnam County | Naperville Area Office |
| Randolph County | Fairview Heights Area Office |
| Richland County | Fairview Heights Area Office |
| Rock Island County | Peoria Area Office |
| Saline County | Fairview Heights Area Office |
| Sangamon County | Peoria Area Office |
| Schuyler County | Peoria Area Office |
| Scott County | Peoria Area Office |
| Shelby County | Peoria Area Office |
| St. Clair County | Fairview Heights Area Office |
| Stark County | Peoria Area Office |
| Stephenson County | Naperville Area Office |
| Tazewell County | Peoria Area Office |
| Union County | Fairview Heights Area Office |
| Vermilion County | Peoria Area Office |
| Wabash County | Fairview Heights Area Office |
| Warren County | Peoria Area Office |
| Washington County | Fairview Heights Area Office |
| Wayne County | Fairview Heights Area Office |
| White County | Fairview Heights Area Office |
| Whiteside County | Naperville Area Office |
| Will County | Chicago South Area Office |
| Williamson County | Fairview Heights Area Office |
| Winnebago County | Naperville Area Office |
| Woodford County | Peoria Area Office |