Used Samsung Galaxy phones are available at CowBoom. The CowBoom website lists its used phones as pre-owned. To browse Samsung Galaxy models, click the Mobile & Cellular tab at the top of the homepage or type a specific phone model in the search box.
CowBoom specializes in selling Best Buy returns and trade-ins. The site offers new and used mobile phones, tablets, game systems and various other electronics. It also has its own auction system. Access auctions by clicking a product category at the top of the homepage. On the top of each product category page, there is an Auction Items tab. Click the tab to view current auctions in that category.