W & G Foyle Ltd. (usually called simply Foyles) is a bookseller with a chain of seven stores in England. It is best known for its flagship store in Charing Cross Road, London. Foyles was once listed in the Guinness Book of Records as the world's largest bookshop in terms of shelf length, at 30 miles (48 km), and for number of titles on display. It was bought by Waterstones in 2018.