Sonic Restaurants Address2055 Crain Highway, Charles County, Waldorf, US Phone+1 240-210-8268 Websitehttps://locations.sonicdrivein.com/md/waldorf/2055-crain-highway.html AreaCharles County, Maryland, United States Open on map Directions Back to directory search ☆ ☆ ☆ ☆ ☆ Submit