This invention is the mobile communication network integration to integrate the mobile identification number provided by a mobile communication service, callers relates to the calling area name display service method and system in which the identification number of the destination terminal to display an integrated environment with the calling number to the calling area name is currently located. ; calling area name of the invention In addition to display service system and performs a wireless telephone call over the mobile communication network by transmitting the call request signal to the mobile communication network, the calling area name of the calling terminal is located with the telephone number of the source device when an incoming call is received the mobile terminal displaying the received; In association with the mobile communication network, if there is a call request from the MS, the source area in the mobile terminal to the server is to send the telephone number of the mobile terminal with the calling area name and a destination terminal; And a plurality of carriers of the base station characterized in that it comprises a local database storing a calling area name corresponding to the communication coverage area with the data having jurisdiction.
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