Swap Sim Cards Between Old Iphone And New

Discussion in 'iPhone Tips, Help and Troubleshooting' started by stagfish, Aug 15, 2008.

  1. stagfish macrumors newbie

    Nov 19, 2007
    can I take the sim card out of my new 3g and put it in the original iphone and it work correctly? just like swapping out sim cards on reg phones
  2. TEG macrumors 604


    Jan 21, 2002
    Langley, Washington
    Reports vary about that, but as long as the original iPhone has been activate and not bricked, it should work.

  3. howl macrumors newbie

    Apr 6, 2004
    I was able to

    I plan on using my old iPhone for foreign travel, so I jailbroke it and unlocked it (Thanks, iPhone Dev Team). My old sim does not work since the number has been transfered to the new phone. Before unlocking, it said something about invalid sim, but after unlocking, it worked and I was able to place a call.
  4. lloyd.smith. macrumors member

    Jun 11, 2008
    do you reckon it will be okay if i put my new 02 sim card from my 3g into the old iphone which i had unlocked and accidently upgraded to 2.0 a while back and continously got the emergency calls only screen invalid sim etc?

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