Telcordia Technologies, Inc.

Ariel Dori

Thomas C Banwell

Thomas J Robe

Keku M Mistry

A method and system for restricting telephone access to a predetermined set of telephone numbers. The method includes comparing the output of a caller ID signal decoder to telephone numbers stored in memory and allowing the telephone call to be completed if there is match between the calling party's number and a number stored in memory. The system consists of connection circuitry to which is connected a caller ID decoder, a number comparator, and an off hook detector. These components interact to restricts calls to only those stored in the number comparator.

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Chester, NJ, United States of America

Ariel Dori