Princeton Junction, New Jersey Area Code

Princeton Junction, NJ Area Codes are


Princeton Junction, NJ is officially utilizing two area codes which are area codes 609 and 640.

In addition to Princeton Junction, NJ area code information read more details about area code 609, area code 640 and New Jersey area codes.

Princeton Junction, NJ is located in Mercer County and observes the Eastern Time Zone. View our Times by Area Code tool.