Illinois Area Codes
Browse Illinois area codes by number, major city examples, and current local time.
Illinois area code table
| Area Code | Location | Current Time |
|---|---|---|
| 217 | Illinois | CT: 12:34pm |
| 224 | Illinois | CT: 12:34pm |
| 309 | Illinois | CT: 12:34pm |
| 312 | Chicago | CT: 12:34pm |
| 331 | Aurora, Naperville, Wheaton | CT: 12:34pm |
| 447 | Illinois | CT: 12:34pm |
| 464 | Illinois | CT: 12:34pm |
| 618 | Illinois | CT: 12:34pm |
| 630 | Illinois | CT: 12:34pm |
| 708 | Illinois | CT: 12:34pm |
| 730 | Illinois | CT: 12:34pm |
| 773 | Illinois | CT: 12:34pm |
| 779 | Illinois | CT: 12:34pm |
| 815 | Illinois | CT: 12:34pm |
| 847 | Schaumburg, Evanston, Arlington Heights | CT: 12:34pm |
| 861 | Illinois | CT: 12:34pm |
| 872 | Illinois | CT: 12:34pm |