Use the service center locations tool on the official Oster website to search for dealers who sell Oster toaster ovens in the United States and Canada. This site offers toaster ovens as well as a variety of other Oster products, parts and accessories for sale online, as of 2015.
ConsumerReports.org provides links to dealers in addition to product descriptions, prices, ratings and user reviews. Various models of Oster toaster ovens are also available for sale online at marketplaces such as Amazon and eBay, or at the store websites for Wal-Mart and The Home Depot, as of 2015. Bed Bath and Beyond, Target and Kmart are among the other stores with sale ads online.