Download a free app on your phone called Mr. Number and you can block all these annoying calls.
Other
Recent comments:
36
May 21, 2013
Telemarketers - I use a SilentRing app and never hear the call come in. They call and when you answer, they hang up. Fishing to see if it is an active number.
Telemarketer
37
Feb 20, 2014
This number called by cell number @ 5:23pm on 2/19/14.