A method and apparatus for providing abbreviated dialing functionality to a user's subscriber terminal or telephone by automatically adding a designated string of digits to any abbreviated extension dialed by the user. The subscriber terminal may include a processor, a memory (e.g., ROM, flash memory,...http://www.google.de/patents/US6980642?utm_source=gb-gplus-sharePatent US6980642 - Method and apparatus for abbreviated dialing in a subscriber terminal
