Open the service number's phone book. (See Accessing a Customer Phone Book)
Right-click the entry you want to remove and click Delete. This displays a confirmation message.
Click Yes to continue with the deletion.
Click Save to close the Phone Book window and remove the entry from the database.
OR
Click Actions > Refresh to remove the entry from the database and keep the Phone Book window open. This action also synchronizes special numbers on the service with those currently in the associated product. (See Synchronizing the Phone Book to Products Active on the Service.)
Knowledge Articles > Desktop Client User Guide > Client BackOffice Management > About Special Phone Numbers for Phone Books > Configuring and Managing Special Numbers