Princeton, IL Area Codes
Princeton is served by area codes 779 and 815. It is in Illinois, Bureau County. About 10,799 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 779, 815 |
| State / province | Illinois |
| County | Bureau County |
| Population | 10,799 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 41.3893, -89.4399 |
What area code is Princeton in?
ZIP codes in the code footprint
Nearby towns and their area codes
Peru 779, 815La Salle 779, 815Rock Falls 815Kewanee 309Ottawa 815Dixon 779, 815Chillicothe 309Sterling 779, 815
How to dial
Dial 779 + 7 digits for a number in Princeton, or +1 779 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.