List of Sonic Stores in Morgan City, LA Outlet Note Regular Brands Sonic Louisiana Morgan City 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 outlet - Morgan City 1004 Highway 70 (985) 329-2565 People Also Viewed