Embodiments of the present invention disclose a dialing treatment method and a terminal. The method comprises the steps of receiving the request of a user to enter a dialing interface; according to the request of the user, entering the dialing interface, loading and displaying an area-code adding key to the dialing interface; receiving the operation of the user on the area-code adding key and adding a local area code to the number display area of the dialing interface. According to the embodiments of the invention, the request of the user to enter the dialing interface is received firstly. After that, the user enters the dialing interface according to the request, and then the area-code adding key is loaded and displayed to the dialing interface. Finally, the operation of the user on the area-code adding key is received, so that the local area code is added to the number display area of the dialing interface. Based on the embodiments of the invention, the user can automatically add the local area code to the number display area of the dialing interface only through operating the area-code adding key. Therefore, the operations of manually searching firstly and manually adding secondly are no longer required for the user, so that the operations of the user are facilitated. The usage experience of the user on the mobile terminal is improved.