AT&T Store in Columbia offers a wide range of phones, tablets, smartwatches, and connected devices from popular brands. Customers appreciate the knowledgeable and helpful staff, who provide excellent customer service. Reviews highlight the expertise of employees like Ron and Cape, who assist with various inquiries, including changes to phone bills and military discounts. The manager is also praised for offering valuable suggestions to get the best phone service at a good price. Many customers express satisfaction with their experiences, noting the supportive atmosphere and assistance with payments. While the store is well-received, one suggestion for improvement is the addition of a kiosk payment machine. Overall, AT&T Store is recognized for its friendly service and commitment to helping customers stay connected.