Patent ID: 8761837

Claim:
A communication device, comprising: a personal information storing portion to store personal information in which personal identification information for identifying a person is associated with at least one piece of communication identification information assigned to the person for use in communication; a communication history storing portion to store history information showing a history of communication, the history information including the communication identification information of a communication partner in the past; and a grouping portion to generate a group in which at least one piece of the communication identification information is collected together on the basis of said stored history information or said stored personal information, said grouping portion including a history displaying portion to display said stored history information, a selecting portion to select one piece of said displayed history information as a process target, and a display switching portion, in the case where said personal information includes first communication identification information included in said selected history information and second communication identification information different from said first communication identification information, to switch a display to said first communication identification information or said second communication identification information in response to an input of an operation for switching a display; wherein in the case where the process target is changed by said selecting portion, said display switching portion displays one of said first communication identification information and said second communication identification information, included in the history information newly selected as the process target, that is the same as the one that had been displayed when said history information was previously selected as the process target by said selecting portion.