It is considered that a user selects a communication channel in accordance with a communication object when performing communication via a second base station (femto cell base station). Accordingly, it is desirable that a communication terminal device which can perform communication via a second base station have a function for selecting a communication path. Provided is a communication terminal device which can be used for communication via a second base station by selecting and transmitting request information for using a mobile telephone network connection with an Internet service.