I been having so many call on my cell from all phone since my mother past was so my co-worker told me to download and app can Mr. Number and all the number you want to block in my case I all number not in my contact and this number just call me and it block.
Multi-hang ups, call them back to recording of corporate offices leave message. The same caller uses 828-278-2051 too, we get same message machine at both numbers.