A new AT&T store opened in McKinney in November at 3050 S. Central Expressway, Ste. 125, next to Panera Bread. The store offers phones, tablets and wearable devices, and provides in-store activation. It also sells accessories such as cases and chargers. There are two other AT&T stores in McKinney. 972-548-8156. www.att.com/stores/texas/mckinney/144897