AUTOMATED TELECOMMUNICATIONS CALL PROCESSING METHOD

US 20020076029A1

(12) Patent Application Publication (10) Pub. No.: US 2002/0076029 A1

(19) United States

Publication Classification

(51) Int. Cl.7 ........................... .. H04M 3/42; H04M 7/00 (52) U.S.Cl. ............................... -379/22o.o1;379/207.02 (57) ABSTRACT

A system and method for automatically and seamlessly routing telephone calls across a telephone network. The system includes a telephone switch having a computer, a master file and client file stored in the computer, and means to dynamically link the master file with the client file at routing time to produce a selected client telephone number and transmit the number across the telephone network. The system utilizes Automatic Number Identification to identify the calling party. The master file has a plurality of records having a calling telephone number field and a spatial key field and is updated very frequently. The client file has a plurality of records having a spatial key field and a client telephone number. Methods of generating the client files for three client service area definitions are included in the present invention.

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