Cingular Wireless 1065 Regency Pkwy Saint Charles, MO 63301 Phone : (636) 947-7550 Cingular Wireless Business Category Radiotelephone Communications Cellular & Wireless Telephone Service Cellular Telephones-Equipment & Supplies Services           Internet, Long Distance, Mobile, Order By Phone, Retail, Sales, Service Products           Accessories, Batteries, Cases, Chargers Brands           Cingular, Motorola