Princeton Junction, NJ Area Codes
Princeton Junction is served by area codes 609 and 640. It is in New Jersey, Mercer County. About 21,067 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 609, 640 |
| State / province | New Jersey |
| County | Mercer County |
| Population | 21,067 |
| ZIP codes | 1 |
| Time zone | Eastern |
| Coordinates | 40.2800, -74.6221 |
What area code is Princeton Junction in?
ZIP codes in the code footprint
Nearby towns and their area codes
Plainsboro 609, 640Hightstown 609, 640Princeton 609, 640Lawrence Township 609, 640Trenton 609, 640Cranbury 609, 640Monmouth Junction 732, 848Pennington 609
How to dial
Dial 609 + 7 digits for a number in Princeton Junction, or +1 609 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.