Lambertville, New Jersey Area Code
Lambertville, NJ is officially utilizing two area codes which are area codes 609 and 640.
In addition to Lambertville, NJ area code information read more details about area code 609, area code 640 and New Jersey area codes.
Lambertville, NJ is located in Hunterdon County and observes the Eastern Time Zone. View our Times by Area Code tool.
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