calling multiple times a day, no message, never responds when answered

This is a caller who calls every couple of hours!!!

they constantly call.  They have been calling for days.  called about every 15 minutes today.  have them on call block.  These scammers should be so ashamed of themselves.  Get a life and a job you scammers.

Constantly calls! Multiple times during the day, and evening. Never leaves a message.

Multiple calls every day for 2 weeks.