List of Sonic Stores in Lamar, MO Outlet Note Regular Brands Sonic Missouri Lamar 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 - Lamar 371 E Us Highway 160 (417) 682-6182 Sonic outlet - Lamar 37 E US Highway 160 (417) 682-2462 People Also Viewed