With the fixed dialing service, you can restrict calls, and only allow calls to certain phone numbers. For example, you can allow your children to call only family members or other key numbers.
Select Menu > Contacts and Options > SIM numbers > Fixed dial contacts.
Not all SIM cards support the fixed dialing service. You need your PIN2 code from your service provider.
|Activate fixed dialing|
Select Options > Activate fixed dialing. Enter the PIN2 code.
Select the people to whom calls are allowed
Select Options > New SIM contact.
Enter the contact name and phone number to which calls are allowed, and select Done. To add a contact from the contacts list to the fixed dialing list, select Add from Contacts and a contact.
To send a text message to a SIM contact while the fixed dialing service is active, you need to add the text message center number to the fixed dialing list.