for unlocking this phone you need an special cable (FTDI or Serial D800 cable) with this cable you can use the service on www.UnlockSamsungOnline.nl/eng to unlock your phone in 15 seconds
by the way if i was was you i wouldnt be so eager to post ur IMEI number on a a forum... people can use it and find all sots of info from it so jus be careful.