Sonic Corp., more commonly known as Sonic (stylized as SONIC), is the operator of an American drive-in fast-food restaurant chain based in Oklahoma City, Oklahoma, that is owned by Inspire Brands, the parent company of Arby's and Buffalo Wild Wings. As of September 5, 2018, there are Sonic restaurants in 45 U.S. states. In 2011, it was ranked 10th in QSR Magazines rankings of... Wikipedia