A simple method of hiding a number on a cellphone bill is to activate caller ID block on that number. … In addition to this, the restricted phone number will also be hidden on the cellphone bill of the person who is called, and will appear as “Unavailable” in the call detail section of the bill.
When you call a dead phone does it ring?
Answer: A: With a dead battery it should not ring but it should go to voicemail directly.