Are you being annoyed by people who always call and disturb you? Or you always get unwanted call? So, do you wish to block these call or filter them? You may try to visit this site
http://www.killermobile.com
and download "Blackballer", the call and message filter software specially made for the need.
Choose the download file according to your mobile phone type.
After downloading, install it on your mobile phone.
Follow the instructions.
That's very simple. Try it.
