Register additional phone numbers
If you would like to call contacts from a few different phone numbers, the you will need to register each of those number for Calling. To do so, open any contact record and go to the Call tab. Click the Calling from dropdown to select a different number or click Add new phone number to register a new one.
Set a default phone number
If you have registered additional phone numbers for calling, then the first number you added will automatically become the default. If you would like to change the default number, navigate in your Sales account to Settings. Select Calling in the left sidebar menu.
Within the Phone Numbers box, click the star to the left of the phone number you'd like to set as your default. You also have the option to add additional numbers from this screen by clicking Add phone number.
Delete a phone number
From the Calling settings (Settings > Calling) page, you can also delete any numbers you've registered. Within the Phone Numbers box, click Delete to the right of the number you'd like to remove. This number will no longer be an option for Calling.