Carrier iPhone 5s locked to AT&T

Discussion in 'iPhone Tips, Help and Troubleshooting' started by Willabak, Jul 2, 2014.

  1. Willabak macrumors newbie

    Joined:
    Jul 2, 2014
    #1
    Hello, I want to know whether an iPhone 5s that is locked on AT&T can be used outside USA on another GSM network provider without unlocking it please.
    Many thanks.
     
  2. EDH667 macrumors 6502a

    EDH667

    Joined:
    Nov 25, 2009
    Location:
    Northern California
    #2
    No it has to be unlocked first to use with another GSM SIM outside of the US.
     

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