List of Sonic Stores in Harrisburg, IL Outlet Note Regular Brands Sonic Illinois Harrisburg 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 - Harrisburg 610 S Commercial St (618) 253-4070 People Also Viewed