Hai, there are so many unlocking methods available for nokia mobile phones. Some methods are software unlocking, cable unlocking using computer, code unlocking. Code unlocking method is easy and safe for unlocking mobile phones. Because other methods need some technical knowledge. You can get unlock codes from unlocking service providers with detail instructions and enter that code, your mobile will be unlocked. Unlocking service providers need your mobile phone imei number and current network carrier details and they send unlock code to your email. You can get best unlocking service for your nokia 6300 at .. TheUnlockSpot.com/unlock-your-phone/rs10wp2/ ..