How to store your area code for 7-digit phone numbers. - Link to Cell Feature

When making a cellular call, you need to add your area code for 7 digit phone numbers in your area. Once you store your area code, it is automatically added to the beginning of the 7-digit phone number when making cellular calls.

1. Press [MENU # 6 3 3 ]
2. Enter the 3-digit area code. To correct a digit, press [ CLEAR ]. 
3. Press [ SAVE ]
4. Proceed with the operation for your unit.
   Handset: Press [ OFF ]
   Base unit (for models with base unit keypad programming: Press [ EXIT ]