Cingular/AT&T (now same company) and T-mobile are GSM carriers. Sprint and Verizon are CDMA. Nextel is neither technology, but a completely different system.
Hi people, I'm just getting into cell phones, so i wanted to know is att, cingular, and tmobile are gsm carriers. and also, are nextel, sprint, and verizon cdma carriers. If anyone knows, can they make a list of the major cdma and gsm carriers? thx

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