Unless you can get the unlock code from the carrier the device is locked to, you won't find a blackberry unlock code for free. depending on the carrier, you can get it done for anywhere from $16.99 to $49.99. for an imei unlock code you can try here: http://www.gsmunlocklabs.com/unlock-blackberry-c-56.html or here: http://easygsmunlock.com/unlock-blackberry/
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Unless you can get the unlock code from the carrier the device is locked to, you won't find a blackberry unlock code for free. depending on the carrier, you can get it done for anywhere from $16.99 to $49.99. for an imei unlock code you can try here: http://www.gsmunlocklabs.com/unlock-blackberry-c-56.html or here: http://easygsmunlock.com/unlock-blackberry/