| 摘要 |
A method and a device for supporting a call service are provided. In the process of performing communication with another mobile communication terminal, a network identification number is detected from SID information received from a base station, a service provider of the other mobile communication terminal is determined based on the detected network identification number, and a subscriber information module that can use a communication service based on the determined service provider is recommended in the case of communicating with the other mobile communication terminal. |
