The document lays down guidelines for T-Mobile staff assisting Sprint customers through the transition. It explains that switching to the new carrier’s SIM is free.

T-Mobile is sending out legal notices to let its customers know that they won't be able to use a Sprint SIM card after May 1, 2023.

T-Mobile appears all set to eliminate any remaining traces of Sprint in a few months. A leaked company document reveals that the carrier will stop supporting legacy Sprint SIM cards on May 1, 2023 ...

Apple SIM hell: How Sprint Mobile sent my iPad into a customer service nightmare After reformatting my iPad Pro, my cellular plan wouldn't work.

Does Sprint even offer GSM service? If not, I don't see how your Razr would work. The Sanyo is a CDMA phone. IIRC, only Cingular and T-Mobile offer GSM service in the US.

In a first for US wireless carriers, Sprint and Verizon Wireless will allow iPhone 4S customers to unlock their mirco-SIM card slots, which enables use on wireless networks around the world ...

Today, Sprint announced that it would start selling the RIM BlackBerry 8830 worldphone next month. If you recall, this is the BlackBerry that has both a ...