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 ...

NASHVILLE, Tenn. (WJHL) — A new area code number is coming to the 423 counties in East Tennessee. The new area code, 729, was approved on May 30 by the Tennessee Public Utilities Commission. According ...