Lockport, IL Area Codes
Lockport is served by area codes 779 and 815. It is in Illinois, Will County. About 36,844 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 779, 815 |
| State / province | Illinois |
| County | Will County |
| Population | 36,844 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 41.5930, -88.0516 |
What area code is Lockport in?
ZIP codes in the code footprint
Nearby towns and their area codes
Romeoville 779, 815Crest Hill 779, 815Joliet 779, 815Lemont 331, 630New Lenox 779, 815Mokena 464, 708Plainfield 779, 815Orland Park 464, 708
How to dial
Dial 779 + 7 digits for a number in Lockport, or +1 779 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.