Patent ID: 7684554

Claim:
A communication routing system for routing a call between local and remote PSTNs, the system comprising: a circuit configured to assign a device identifier to each of a plurality of local and remote communication devices coupled through the local and remote PSTNs, respectively, and to assign at least two user identifiers to each of a plurality of communication network users; a user-programmable database circuit configured to associate each of the plurality of user identifiers with a device identifier, and to associate at least two user identifiers with each device identifier for a particular network user; responsive to receiving a call through one of the PSTNs, a selector circuit configured to select, via the user-programmable database and the call designating a user identifier, a call destination; and a call router circuit configured to switch the call to a destination communication device designated by the device identifier associated with the designated user identifier via the other of the PSTNs.