89Copyright © 2003 Nokia. All rights reserved.Service numbersYou can call the service numbers of your service provider if they are available onyour SIM card (network service).Press Menu in standby mode and select Contacts and Service numbers. Scroll tothe desired service name and press to call it.To view the phone number saved with the name, press Details. To copy thenumber, make it a speed dialling number, or to send a message or business card toit, press Options and select the desired function.My numbersYou can view the phone numbers assigned to your SIM card if this is allowed bythe card.Press Menu in standby mode and select Contacts and My numbers. Scroll to thedesired name or number, and press View.Caller groupsYou can arrange the names and phone numbers saved in the phone book intocaller groups.For each caller group, you can set the phone to sound a specific ringing tone anddisplay a selected graphic when you receive a call from a phone number in thegroup.To set the phone to ring only upon calls from the phone numbers belonging to aselected caller group, see Alert for in Tone settings on page 100.