PORTABLE TELEPHONE TERMINAL

PROBLEM TO BE SOLVED: To provide a portable telephone terminal by which it is judged from whom an incoming call is received by making even a telephone number whose name is not registered in a telephone directory correspond to a pilot telephone number and also by which the multiple telephone numbers are registered without increasing the number of destinations of the telephone directory concerning an opposite party who possesses a plurality of telephone lines and sets the representative telephone number. SOLUTION: The portable telephone terminal is provided with a telephone directory registering means for setting an associated telephone number concerning the name and the representative telephone number of a specified destination and register it in a telephone directory database, an incoming call display means for retrieving the telephone directory registering means when the associated telephone number is received and displaying the name and the representative telephone number in a display part together with the associated telephone number, an incoming call history database for preserving the received telephone number as history data and an incoming call history display means for displaying the associated telephone number in the display part as an incoming call history together with the applicable name and representative telephone number by referring to the incoming call history data base and the telephone directory database.