Patent ID: 6185282
Filing Date: 2001-02-06
Classification: H04Q

Abstract:
An intelligent call routing method for routing a service call from a calling party to a service network comprising a plurality of service network locations. the method comprising:receiving a service call request to connect said calling party to one of said service network locations;determining a location of said calling party by searching an Number Plan Area (Ntable, the NPA table comprising a plurality of entries indicating an NPA corresponding to each combination of an incoming trunk line number and an NPA code, to determine the NPA of the calling number of the calling party based on the incoming trunk line number;identifying, based on the location of said calling party, one of said service network locations for receiving said service call request, and identifying routing information for routing said service call request to said receiving service network location; andcompleting said service call request to said receiving service network location based on said routing information.