List of Sonic Stores in Del Valle, TX Outlet Note Regular Brands Sonic Texas Del Valle Rating 4.5 based on 91 votes Official Website https://www.sonicdrivein.com/ Products Snacks Ice Cream Drinks Chicken Hot Dogs Burgers NameAddressPhone Name/Address/Phone Sonic Drive-In outlet - del Valle 3119 Highway 71 E (512) 389-0728 Sonic outlet - Del Valle 3115 Highway 71 E (512) 389-0728 People Also Viewed