A method for controlling a conference call in a videoconferencing system is disclosed. The system includes multiple videoconferencing rooms, a server and a mobile computing device. The method includes communicating, by the mobile computing device, with the server determine whether at least one of multiple videoconferencing rooms is within a defined proximity of the mobile computing device. The method also includes, in response to determining that at least one of the videoconferencing rooms is within the defined proximity of the mobile computing device, and in response to the user selecting said at least one of the videoconferencing rooms via the user interface of the mobile device, transmitting one or more commands to the system controller located in said at least one of the videoconferencing rooms to establish or control a videoconference in said at least one of the videoconferencing rooms.