Info, service, and my numbers
Select Menu > Contacts and from one of these options:
Info numbers — to call the information numbers of your service provider if
the numbers are included on your SIM card (network service)
Service numbers — to call the service numbers of your service provider if the
numbers are included on your SIM card (network service)
54
My numbers — to view the phone numbers assigned to your SIM card, if the
numbers are included on your SIM card