Crest Hill, IL Area Codes
Crest Hill is served by area codes 779 and 815. It is in Illinois, Will County. About 18,371 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 779, 815 |
| State / province | Illinois |
| County | Will County |
| Population | 18,371 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 41.5682, -88.1189 |
What area code is Crest Hill in?
ZIP codes in the code footprint
Nearby towns and their area codes
Joliet 779, 815Lockport 779, 815Romeoville 779, 815Plainfield 779, 815Shorewood 779, 815New Lenox 779, 815Lemont 331, 630Channahon 779, 815
How to dial
Dial 779 + 7 digits for a number in Crest Hill, or +1 779 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.