Places to sell old or used cell phones?

What place can I get the most money for my old or used cell phones. I have a couple that I no longer use and would like to sell them. I all ready know I can sell them on ebay and crags list I have even thought of pawning them but I am not shore if I will get good prices.

exchange offer on iphone

Well go on ebay type in the name of your phone and check what the phones are going for.

used iphone 5s