Method of providing person locator service

摘要: A method is disclosed of using the public switched telephone network, including CCIS (Common Channel Interoffice Signaling) system, to provide nationwide personal locator service for called subscribers. In accordance with service, a calling party may reach subscriber wherever be located by merely keying from standard push-button set number unique subscriber. office having access sends centralized data base. at which returned office, and call automatically completed number. Other information enhanced features. Such features include unavailability announcements party, storage caller's number, automatic call-back subscriber, paging update stored base any telephone.