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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 89014

Alternative GSM network

Got a 5G compatible phone? Pick this network to get lightning fast 5G speed! You can also use an LTE (4G) phone if it's GSM compatible. Learn more about GSMT here.

SIM begins in 89012

Bring Your Own Sprint Device

If you already have an existing Sprint SIM card, use it to activate today.

SIM begins in 89011

The largest CDMA network in the US

Got a CDMA phone that didn't come from Sprint? Go with this network and get incredible coverage. If you’re not sure if your phone is CDMA, our live-chat team is ready to help.

SIM begins in 89148

How can we help you today?

I want to activate a Red Pocket Mobile SIM card.
I want to activate a CDMA phone
(activate without a SIM card)