T-Mobile and Sprint 3G/2G/4G LTE network shutdown dates T-Mobile has listed the dates for shutting down Sprint’s 3G and 4G LTE networks, and migrating people to modern broadband speed pastures. These are January 1, 2022 for Sprint’s 3G network sunset, and June 30, 2022 for the 4G LTE connections, respectively.
Read moreWill CDMA phones work in 2022?
3G CDMA Network Retirement We are actively decommissioning our 3G CDMA network and expect to be completed by no later than December 31, 2022 .
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