Illinois Area Code Map shows the state counties and their area codes.
List of Illinois Area Codes
- 217 Area Code Map
- 224 Area Code Map
- 309 Area Code Map
- 312 Area Code Map
- 331 Area Code Map
- 618 Area Code Map
- 630 Area Code Map
- 708 Area Code Map
- 773 Area Code Map
- 779 Area Code Map
- 815 Area Code Map
- 847 Area Code Map
- 872 Area Code Map
- Adams County Area Code Map, Illinois
- Alexander County Area Code Map, Illinois
- Bond County Area Code Map, Illinois
- Boone County Area Code Map, Illinois
- Brown County Area Code Map, Illinois
- Bureau County Area Code Map, Illinois
- Calhoun County Area Code Map, Illinois
- Carroll County Area Code Map, Illinois
- Cass County Area Code Map, Illinois
- Champaign County Area Code Map, Illinois
- Christian County Area Code Map, Illinois
- Clark County Area Code Map, Illinois
- Clay County Area Code Map, Illinois
- Clinton County Area Code Map, Illinois
- Coles County Area Code Map, Illinois
- Cook County Area Code Map, Illinois
- Crawford County Area Code Map, Illinois
- Cumberland County Area Code Map, Illinois
- Dekalb County Area Code Map, Illinois
- Dewitt County Area Code Map, Illinois
- Douglas County Area Code Map, Illinois
- Dupage County Area Code Map, Illinois
- Edgar County Area Code Map, Illinois
- Edwards County Area Code Map, Illinois
- Effingham County Area Code Map, Illinois
- Fayette County Area Code Map, Illinois
- Ford County Area Code Map, Illinois
- Franklin County Area Code Map, Illinois
- Fulton County Area Code Map, Illinois
- Gallatin County Area Code Map, Illinois
- Greene County Area Code Map, Illinois
- Grundy County Area Code Map, Illinois
- Hamilton County Area Code Map, Illinois
- Hancock County Area Code Map, Illinois
- Hardin County Area Code Map, Illinois
- Henderson County Area Code Map, Illinois
- Henry County Area Code Map, Illinois
- Iroquois County Area Code Map, Illinois
- Jackson County Area Code Map, Illinois
- Jasper County Area Code Map, Illinois
- Jefferson County Area Code Map, Illinois
- Jersey County Area Code Map, Illinois
- Jo Daviess County Area Code Map, Illinois
- Johnson County Area Code Map, Illinois
- Kane County Area Code Map, Illinois
- Kankakee County Area Code Map, Illinois
- Kendall County Area Code Map, Illinois
- Knox County Area Code Map, Illinois
- La Salle County Area Code Map, Illinois
- Lake County Area Code Map, Illinois
- Lawrence County Area Code Map, Illinois
- Lee County Area Code Map, Illinois
- Livingston County Area Code Map, Illinois
- Logan County Area Code Map, Illinois
- Macon County Area Code Map, Illinois
- Macoupin County Area Code Map, Illinois
- Madison County Area Code Map, Illinois
- Marion County Area Code Map, Illinois
- Marshall County Area Code Map, Illinois
- Mason County Area Code Map, Illinois
- Massac County Area Code Map, Illinois
- Mcdonough County Area Code Map, Illinois
- Mchenry County Area Code Map, Illinois
- Mclean County Area Code Map, Illinois
- Menard County Area Code Map, Illinois
- Mercer County Area Code Map, Illinois
- Monroe County Area Code Map, Illinois
- Montgomery County Area Code Map, Illinois
- Morgan County Area Code Map, Illinois
- Moultrie County Area Code Map, Illinois
- Ogle County Area Code Map, Illinois
- Peoria County Area Code Map, Illinois
- Perry County Area Code Map, Illinois
- Piatt County Area Code Map, Illinois
- Pike County Area Code Map, Illinois
- Pope County Area Code Map, Illinois
- Pulaski County Area Code Map, Illinois
- Putnam County Area Code Map, Illinois
- Randolph County Area Code Map, Illinois
- Richland County Area Code Map, Illinois
- Rock Island County Area Code Map, Illinois
- Saint Clair County Area Code Map, Illinois
- Saline County Area Code Map, Illinois
- Sangamon County Area Code Map, Illinois
- Schuyler County Area Code Map, Illinois
- Scott County Area Code Map, Illinois
- Shelby County Area Code Map, Illinois
- Stark County Area Code Map, Illinois
- Stephenson County Area Code Map, Illinois
- Tazewell County Area Code Map, Illinois
- Union County Area Code Map, Illinois
- Vermilion County Area Code Map, Illinois
- Wabash County Area Code Map, Illinois
- Warren County Area Code Map, Illinois
- Washington County Area Code Map, Illinois
- Wayne County Area Code Map, Illinois
- White County Area Code Map, Illinois
- Whiteside County Area Code Map, Illinois
- Will County Area Code Map, Illinois
- Williamson County Area Code Map, Illinois
- Winnebago County Area Code Map, Illinois
- Woodford County Area Code Map, Illinois