|
|
|
Area
codes |
Selected cities |
|
217 |
Springfield, Champaign |
|
224 |
Evanston, Schaumburg |
|
309 |
Peoria, Bloomington |
|
312,
773 |
Chicago |
|
618 |
Carbondale, East St. Louis |
|
630 |
Aurora, Naperville |
|
708 |
Chicago Heights, Cicero |
|
815 |
Rockford, Joliet |
|
847 |
Waukegan, Skokie |
State
Index |
Information
|
Fast Facts
|
Geography
|
Government
|
Economy |
History
|
