A:AnswerThis will work with GSM Carriers using your existing SIM card. I use mine on T-Mobile, but per specs listed here, it will also work with: AT&T, Cricket Wireless, Tracfone, Net10, H2O, GoPhone and Simple Mobile.
A:AnswerThis is a great question, tutta. The J3 does not have a slide out keyboard and is all touchscreen. I would suggest looking through Best Buy for a phone that you like with a slide out keyboard. Have a great day.