If you can make a call, phone a friend and ask for the number that rang him. If you aren't even connected to a network so you need to contact the company that provided your phone service or take it back to where you bought it.
If you can make a call, phone a friend and ask for the number that rang him. If you aren't even connected to a network so you need to contact the company that provided your phone service or take it back to where you bought it.