List of Area Codes in Illinois | ||
---|---|---|
217 Area Code | 312 Area Code | 331 Area Code |
618 Area Code | 630 Area Code | 708 Area Code |
773 Area Code | 872 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 847 | ||
---|---|---|
Cook Area code | Kane Area code | Lake Area code |
McHenry Area code |