I get a letter from Cingular with fairly alarmist text urging me to exchange my old SIM card for a brand spanking new 64K SIM card.<BR><BR>I've had my SIM for over 8 years and am currently using it in ...
What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...
A SIM card, or subscriber identity module, is a small card in your cellphone that connects you to the network. Your SIM card contains your phone number, and lets you make phone calls, send text ...
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