Caller Display is a network service available from your telephone line provider. You need to subscribe to a Caller Display service in order for the Caller Display feature to work on your phone and a fee is normally payable. If you are a BT customer and have BT Privacy, Caller Display is £1.75 a month. For more information on BT’s Caller Display service, call BT free on 0800 800 150.
If you have subscribed to a Caller Display service and Caller Display is not working, try the following: