Automatic identification and blocking method of spam cell
Caller select with memory for telephone number programming...
Central call screening system
Comprehensive telephone call screening system
Comprehensive telephone call screening system
Enhanced directory assistance system with voice over IP call...
Enhanced directory assistance system with voice over IP call...
Identifying a call made or received on behalf of another
Method and apparatus for eliminating unwanted telephone calls
Method and system for caller association
Method and system for identifying telemarketer communications
Method and system for identifying telemarketer communications
Method and system for identifying telemarketer communications
Method and system for providing enhanced caller...
Method and system for providing enhanced caller...
Method and system for termination blocking of message...
Method for protecting against undesired telephone...
Method for screening calls
Method for signaling an incoming call received at a...
Methods for blocking repeated occurrences of nuisance calls