Using Sprint PCS Service Features 87Activating YourService Us Using SprintPCS Service 7 Activating YourService Us 7 Sprint PCSWireless Web UsUsing Sprint PCSService FeaturesUsing Caller IDCaller ID lets you know who’s calling by displaying thenumber of the person calling when the phone rings. If thecaller’s name and number are already saved in your InternalAddress Book, the corresponding name appears with thenumber. In the same way, if you call someone who has thisfeature your phone number displays on their phone.If the phone number is not recognized, a “U” is displayed. The“U” means the number is unavailable.If the caller has marked their number private, a “P” isdisplayed on the screen.To block your phone number from being displayed for aspecific outgoing call:1. Tap2. Dial the number you want to call.3. Tap .Note: To permanently block your ID, call Sprint PCSCustomer Care at (888) 211-4PCS(4727)