Unlock your BlackBerry cellphone
BlackBerry - More time for life
Unlocked phone will give you the opportunity to change the SIM card to a local provider when abroad, allowing much cheaper calls. It may also increase the value of the phone if you sell it.
You may download software to generate the unlocking code. Software is available on some websites for free and some pay websites that also offer support if things go wrong.
A lot of BlackBerry models can be unlocked with free software unlock code calculator and all you deed to do is to get your free unlock code and enter it into your cellphone.
Once you have finished entering a code that works you should see a message that says "SIM is not restricted" or "Restriction off" message depending on your model. If not, try entering another code.