A contact information system provides an independent network authority for providing contact information in connection with incoming calls or messages. The contact information system utilizes a database of communication identifiers to provide contact information for end user devices that receive incoming communications which specify communication identifiers that are stored in the database.

A contact information system provides an independent network authority for providing contact information in connection with incoming calls or messages. The contact information system utilizes a database of communication identifiers to provide contact information for end user devices that receive incoming communications which specify communication identifiers that are stored in the database.