Grayslake, IL Area Codes
Grayslake is served by area codes 224 and 847. It is in Illinois, Lake County. About 35,792 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 224, 847 |
| State / province | Illinois |
| County | Lake County |
| Population | 35,792 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 42.3356, -88.0468 |
What area code is Grayslake in?
ZIP codes in the code footprint
Nearby towns and their area codes
Round Lake 224, 847Mundelein 224, 847Lake Villa 224, 847Libertyville 224, 847Gurnee 224, 847Wauconda 224, 847Fox Lake 224, 847Vernon Hills 224, 847
How to dial
Dial 224 + 7 digits for a number in Grayslake, or +1 224 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.