Qwest S1 - Manual (Page 48)

34 Section 2A: Phone Basics
Using Speed Dialing
With this feature, you can dial your favorite entries using one keypress for
locations 2–9. (See “Assigning Speed Dial Numbers” on page 92.)
To use speed dial :
ᮣ From standby mode, press and hold the appropriate key for
approximately two seconds. The display confirms that the number
has been dialed when it shows “Connecting...”.
Note Speed dialing may not be available when you are roaming; when you are
roaming off the home network, you must always dial using 11 digits
(1 + area code + number).