PURPOSE: To utilize functions of one touch dial and abbreviation dial more effectively by registering the entry of one touch dial and abbreviation dial in relation with each call destination telephone number and relating each registered telephone number to other telephone number.

CONSTITUTION: The device is provided with a dial number input means 10, a link information input means 12, a 1st registration means 14, a relevant information input means 16, a 2nd registration means 18, a dial number detection means 20, and a dial means 22. Then a dial number is registered corresponding to each entry of one touch dial and abbreviation dial and the dial number is related to other dial numbers. When each entry is implemented, the registered dial number relating to the entry is retrieved together with the dial registered already and the retrieved dial number is used to send a call. Thus, the functions of one touch dial and abbreviation dial are more effectively utilized.