Added the number to "Mr Call" and it hangs up on them - works great!

...................No

Called my cell phone at 12noon.  The guy identified himself as a representative from"Family Protection Services"
The reception was real bad.  When I told him I never heard of this company he hung up

Just get Mr Number app in Google play & add them to your block list.
If you can't get the app then just put them
In your contact list as pest caller & give the contact a silent ring.
It will waste their time calling a dead line.

These people are relentless. They use all kinds of different numbers.
They are from all over the country.
They call every hour on the hour from 8am-10pm Mon-Sun.