You’re activating a GSMT SIM card. Is your phone compatible?
Have a universal SIM kit? Let us help you choose your network.
The largest GSM network in the US
Got an AT&T compatible phone? This is the network for you! GSMA is one of the largest nationwide networks in the US, with coverage expanding even into rural areas.
SIM begins in 89014See coverage >
Bring Your Own Sprint Device
If you already have an existing Sprint SIM card, use it to activate today.
SIM begins in 89011See coverage >
How can we help you today?
Frequently asked questions...