A telephone communication system for reducing the number telephone of assigned numbers while allowing for increased availability of individuals and method of using the telephone communication system. The telephone communication system has at least two telephones and each telephone may be placed in activated mode or in the alternative, stand-by mode. The at least two telephones have one and only one active calling number per device and the active calling number for each device is identical to the calling number of the other device(s). A switch is capable of transferring a call from a previously activated phone to a newly activated phone utilizing an on-the-fly-redirect feature.