Question: is telcel cdma or gsm?
Answer: Telcel is a GSM carrier. “Telcel (Mexico) uses 2 GSM bands, 2 UMTS bands, and 1 LTE band. Find out if your unlocked phone or mobile device will work with Telcel (Mexico).” Telcel utilizes Band 4 for LTE and 850 and 1900 mhz for GSM and UTMS.