List of Sonic Stores in Clifton, CO Outlet Note Regular Brands Sonic Colorado Clifton 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 - Clifton 3203 Us-6 (970) 434-2600 Sonic outlet - Clifton 3203 Highway 6 & 24 (970) 434-2600 People Also Viewed