Consolidated access and administration of customized telephone calling service

The present invention provides methods that allow more sophisticated use of custom calling services by consolidating the access to and administration of services for multiple lines and/or telephone devices. Embodiments include a single configuration interface for the calling services on all of an individual's telephone lines or devices, a single system for providing incoming calling services for all of an individual's telephone lines or devices, and a single system for providing outgoing calling services for all of an individual's telephone lines or devices. The present invention also includes features which allow custom calling services for a particular telephone device to be customized so as to interact with the custom calling services on another telephone device belonging to the same user.