The 640 area code will be assigned to new customers in the same New Jersey region currently using the 609 area code beginning on Sept. 17, the state Board of Public Utilities said.

The 729 area code will be introduced in the 423 area code zone centered around Johnson City and Bristol to the north and Chattanooga to the south.

On Tuesday, the Kentucky Public Service Commission said the North American Numbering Plan Administrator (NANPA) has chosen ...