A system for broadcasting a notification. In response to receiving a new telephone number for a communication device from a service provider, a telephone number change notification is automatically broadcast to a plurality of contact telephone numbers within a contact list. Each of the plurality of contact telephone numbers within the contact list is tracked to determine whether each of the plurality of contact telephone numbers received the telephone number change notification. In response to a contact telephone number within the plurality of contact telephone numbers not receiving the telephone number change notification, a configurable indicator is displayed in a display when a user inputs the contact telephone number into the communication device.