List of Sonic Stores in Elgin, TX Outlet Note Regular Brands Sonic Texas Elgin 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 - Elgin 1134 Highway 290 E (512) 285-5521 Sonic outlet - Elgin 1134 Highway 290 E (512) 285-5521 People Also Viewed