Area Code

Displays the area code you select.

Phone Starting Digits

Use the text box to edit the phone starting digits for the selected dialing rule. Use to specify starting digits of a phone number. A standard phone number is of format <area-code> <phone-number> . You can add multiple digits that are separated by commas and also use an — to specify a range of digits. For example, the starting digits can be 567, 578, 580–585, 590.

Save

The button to save the changes.