List of Sonic Stores in Three Rivers, TX Outlet Note Regular Brands Sonic Texas Three Rivers 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 - Three Rivers 6280 Highway 281 (361) 786-3336 Sonic outlet - Three Rivers 6280 Highway 281 (361) 786-3336 People Also Viewed