Is straight talk a GSM carrier?
Straight Talk supports most GSM and CDMA phones and offers nano, micro, and standard SIM cards for use with a variety of phone models. However, what's available in your area will depend on the networks available to you. Is Straight Talk phones GSM or CDMA? Straight Talk offers support for both CDMA and GSM devices, as it piggybacks on the T-Mobile, Sprint, AT&T, and Verizon's networks. Will Straight Talk work on a GSM unlocked phone?
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