US Patent 9516163 Analyzing telephone calls

The method includes receiving a telephone call from a first client device that is intended for a second client device. The method further includes identifying data associated with the first client device comprising at least one of: a telephone number, a name of a user associated with the first client device, an address of the user, and a business name associated with the first client device. The method further includes responsive to determining that the identified data associated with the first client device does match data stored in a database, determining, by one or more computer processors, whether to block the telephone call from the first client device to the second client device based on information comprising historical data associated with the first client device and preset information of the second client device.