A communication operating method and a dual standby mobile terminal including a first communication module and a second communication module are provided. The first communication module supports forming a first communication channel with a first wireless communication network. A second communication module supports forming a second communication channel with a second wireless communication network. When the first communication module transitions from an abnormal service state to a normal service state, the first communication module performs a base station search based on base station channel information of the second communication module and camps on a found base station.