List of Sonic Stores in Lavon, TX Outlet Note Regular Brands Sonic Texas Lavon 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 - Lavon 925 State Highway 78 (972) 853-0970 Sonic outlet - Lavon 925 State Highway 78 (972) 853-0970 People Also Viewed