Select Menu > Settings and Calling.
To activate the feature, select Call > 1-touch dialing.
To assign a phone number to one of the number keys, select 1-touch dialing.
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 in the home screen, select to open the dialer, select the assigned key number, and press the call key.
To call in the home screen when 1-touch dialing is active, select to open the dialer, and tap and hold the assigned key number.