East Tennessee will soon have another new area code, and it's going to add three more digits to many people's local calls. Starting Aug. 5, people in upper and lower East Tennessee in the 423 area ...

With new telephone numbers in high demand, the Tennessee Public Utility Commission approved the addition of the new 729 area code to the existing 423 area code region, which covers two non-contiguous ...

East Tennessee has another new area code, and it's going to add three more digits to many people's local calls. Starting Aug. 5, people in upper and lower East Tennessee in the 423 area code region ...