Hi VALERA. After you have the Sprint sim card in the phone let us know so we can create an unlock case.
Here is a handy dandy article on the unlock process: SOLUTION: Sprint Hints for Successful Unlocks
The phone hasn't been activated on the Sprint network. This actually makes the phone ineligible for unlock. However, our system shows the phone is already unlocked. We wouldn't be able to assist further with this phone.
Since the phone wasn't activated on the Sprint network, the phone isn't eligible for unlock. There are no further actions we can process for this phone.
I again contacted the Apple service and they again confirmed that the blocking is happening on the US Sprint servers. And they can’t do anything. And they advised me to contact US Sprint again. Help me please