Generally described, aspects of the disclosed subject matter are directed to managing communications from a mobile device. In accordance with one embodiment, a method for establishing a communication session with a contact is provided. The method includes causing information about at least one contact associated with the user to be displayed on the mobile device and receiving input to initiate a communication session with the contact. Then, if the identified contact is associated with a CB radio, a CB based communication session is established in which audio is transmitted and received from the mobile device using a CB radio communication unit. On the other hand, if the identified contact is associated with a remote device capable of performing data-based communications, a data-based communication session is established and which data is transmitted and received in accordance with IP-based protocols.