Unlocking code for D900i samsung locked on t-mobile uk?

I have a samsung D900i and require a network unlock code so that i could use a orange sim, it is currently locked on t-mobile does anyone know any websites, software or codes i could use to find the code cheaply and legally. Need it urgently, asap please.
Thanks

HI you can purchase network unlock code to unlock your samsung d900i mobile from online providers like ProUnlocking.com for reliable cost ..After unlocking the phone you can freely use it with any GSM sim....