AT&T Generic 1 - Manual (Page 42)

Quick Reference Lists
Feature Codes
Feature Code
ABBREVIATED DIALING
List 1
List 2
List 3
Program
AUTOMATIC CALLBACK
Cancel
CALL FORWARDING
ALL CALLS
Cancel
CALL PARK
Answer Back
Feature Code
CALL PICK UP
HOLD
(System Feature)
LEAVE WORD CALLING
Cancel
PRIORITY CALLING
SEND ALL CALLS
Cancel
VOICE MESSAGE RETRIEVAL
Coverage