Nokia 520 is cheap as can be and has a lot of features. I bought two for my grandsons and one for me to use overseas.
The 520 and 521 are on sale again... good deal
http://www.microsoftstore.com/store/msusa/en_US/list/No-Contract-Windows-Phones/categoryID.63434300?Icid=Homepage_WhatsNew_1_No_Contract_Phone_010613