Who called from 3462209039

What kinds of charges could happen?

My grandfather got a call and this gentlemen knew very personal info. Posing as my brother "in jail" and needing $2,000 bail. If you knew my brother, you would understand how comical even the thought was. But it is very concerning he knew in depth info as to where he& my brother lived, etc..

robocall to my cell phone.  dead air.

Dead air. I said Hello 3 times and then hung up.

Called my cell phone, too. Thanks to other posters for warning.