To activate the feature, select Menu > Ctrl. panel > Settings and Phone > Call > 1-touch dialing.
To assign a phone number to one of the number keys (2-9), select Menu > Ctrl. panel > 1-touch.
Scroll to the key to which you want to assign the phone number, and select Options > Assign.
1 is reserved for the voice mailbox.
To call an assigned number, in the home screen, press the assigned key and then the call key.