Who called from 9132861632

Answered, said Hello but no one answered. Although it sounded like someone was there.

They call several times a week.  Never anyone there when we answer.  We have had 5.....yes 5! today.  Callerid says NAD but there is never anyone on the line.

Called + no message = blocked

Calls and hangs up.

its to see if your dumb [***] picks up the phone.