List of Sonic Stores in Seguin, TX Outlet Note Regular Brands Sonic Texas Seguin 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 - Seguin 961 W Court St (830) 372-4533 Sonic Drive-In outlet - Seguin 921 E Kingsbury St (830) 372-1103 Sonic outlet - Seguin 961 W Court St (830) 372-4533 Sonic outlet - Seguin 921 E Kingsbury St (830) 372-1103 People Also Viewed