Is Iphone 4 8gig MD125LL unlocked?

Discussion in 'iPhone' started by pker886, Mar 14, 2012.

  1. pker886 macrumors member

    Apr 4, 2010
    I bought a iPhone 4 8gig at craigslist, and the model number is MD126LL and that seller told me it's a att iPhone(theres a ATT sim in the phone). But when i turn on and put my tmobile sim card in and it works, is this meaning this iPhone 4 is factory unlocked?
  2. RocketRed macrumors 6502a

    Jan 25, 2012
    it's not jailbroken right?

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