Use speed dial
You can quickly call your friends and family when you assign your most-used phone numbers to the number keys of your phone.
Select Menu > Contacts > Speed dials .
Assign a phone number to a number key
Select a number key. 1 is reserved for the voice mailbox.
Enter a number or search for a contact.
Select and hold the number key, and from the pop-up menu, select Delete or Change.
On the home screen, press and hold a number key.
Select Menu > Settings and Call > Speed dialling > Off .