If you have an iPhone locked to o2 UK, you can now have it unlocked permanently for free!

o2 UK are now offering to unlock any of their handsets, you first have to complete the unlocking form.

O2 will then text you to confirm the unlock request.

Then all you have to do is place a different SIM card into the iPhone and connect to iTunes. iTunes will confirm that the iPhone has been successfully unlocked.

For more details visit the iPhone Unlocking page.