| Description:Illinois area code map showing the counties of the state along with their area code. | Disclaimer |
Disclaimer : All efforts have been made to make this image accurate. However Compare Infobase Limited, its directors and employees do not own any responsibility for the correctness or authenticity of the same.
| List of Area Codes in Illinois | ||
|---|---|---|
| 217 Area Code | 309 Area Code | 618 Area Code |
| 779 Area Code | 815 Area Code | |
| County List of Area Code 224 | ||
|---|---|---|
| Cook Area code | Kane Area code | Lake Area code |
| McHenry Area code |
| County List of Area Code 312 |
|---|
| Cook Area code |
| County List of Area Code 331 | ||
|---|---|---|
| DuPage Area code | Kane Area code | Cook Area code |
| Will Area code | Kendall Area code |
| County List of Area Code 630 | ||
|---|---|---|
| DuPage Area code | Kane Area code | Cook Area code |
| Will Area code | Kendall Area code |
| County List of Area Code 708 | ||
|---|---|---|
| Cook Area code | DuPage Area code | Will Area code |
| County List of Area Code 773 |
|---|
| Cook Area code |
| County List of Area Code 847 | ||
|---|---|---|
| Cook Area code | Kane Area code | Lake Area code |
| McHenry Area code |
| County List of Area Code 872 |
|---|
| Cook Area code |
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