Patent ID: 6047055
Filing Date: 2000-04-04
Classification: H04M,H04Q

Abstract:
A method of enabling the routing of a call to a called party, comprising the steps of:(a) forwarding from an originating office a first message containing the called party's number to a terminating office which served the called party's number;(b) determining at the terminating office using a table located at the terminating office that the number is a ported number;(c) receiving from the terminating office, in response to said first message, a second message containing an indication that the called party's number is associated with a ported number, and(d) in response to said second message containing an indication that said called party number is a ported number, querying a database from the originating office to obtain routing information to enable said call to be routed from the originating office to said called party.