An appliance for use at home or a business is disclosed that is inserted between the Public Switched Telephone Network and wireline terminal(s) in the home or business. The appliance also connects to the Internet and has a wireless transceiver for communicating with wireless terminals via radio. The appliance enables a user of a wireless terminal in the vicinity of the appliance to answer and conduct telephone calls on the wireline terminal(s) in the home or business. Furthermore, the appliance enables a user of the wireline terminal(s) in the home or business to initiate and conduct telephone calls through the wireless terminal. Furthermore, the appliance enables a user of the wireline terminal(s) in the home or business to answer, initiate, and conduct telephone calls through the Public Switched Telephone Network and the Internet.