Most of America’s largest carriers have already shuttered their 2G service or plan to soon: … Verizon Wireless phased out its 2G CDMA network at the end of 2020. Sprint sunsetted their 2G CDMA network in December of 2021. T-Mobile plans to sunset their 2G network in December of 2022.
Read moreWhat bands do U.S. carriers use?
3G Frequency Bands Carriers:Network:3G Bands and Frequencies:U.S. CellularCDMA850 MHz: Band 5 1900 MHz: Band 2Cricket WirelessGSM/UMTS/HSPA+850 MHz: Band 5 1900 MHz: Band 2Boost MobileCDMA800 MHz: Band 10 1900 MHz: Band 2Metro by T-MobileGSM/UMTS/HSPA+1900 MHz: Band 2 1700/2100 MHz: Band 4Cell Phone Frequency Bands by Provider – Wilson Amplifiers www.wilsonamplifiers.com › Wilson Amplifiers Blog
Read moreIs GSM used in USA?
Which Are GSM? In the US, Verizon, US Cellular, and the old Sprint network (now owned by T-Mobile) used CDMA. AT&T and T-Mobile used GSM . Most of the rest of the world used GSM.
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