when iphone4 4.2.1 unlock release?

[santhosh -]

i have updated 4.2.1 but i didn't get unlock.so i just want to know the release date

 

[vicecaptain]

Hi, You can now unlock your iPhone 4 permanently using remote unlocking service. You can get the remote unlocking service for an iPhone 4 from Unlock-Zone.Com at affordable cost with easy unlocking instructions. This method of unlocking doesn't require a jailbreak too. Good luck mate.