Starting August 18th, a new 640 area code will be "overlaid" on the 609 area code for Central and Southeastern New Jersey. New telephone numbers issued in this geography after mid-September will start to receive the new 640 area code. Your safest procedure will be to dial 1, followed by the 3-digit area code followed by the 7-digit phone number when dialing between 856, 609 and 640 area codes.
New 640 Area Code
