Patent ID: 7894585

Claim:
A method comprising: receiving, by an application server, a telephone call request for a Session Initiation Protocol (SIP) subscriber, the telephone call request including a telephone number associated with a calling party, the telephone call request omitting a calling party name; retrieving the calling party name from a repository of calling party names based on the telephone number associated with the calling party, where the retrieving includes: sending, by the application server, one of a first SIP message or an eXtensible Markup Language (XML) structure to an Open Services Platform, the first SIP message or XML structure including the telephone number associated with the calling party, one of receiving, by the application server, a second SIP message from the Open Services Platform, the second SIP message including the calling party name, or receiving, by the application server, a second XML structure from the Open Services Platform, the second XML structure including the calling party name, mapping, via the Open Services Platform, the first SIP message or the XML structure to a first message of a different format, the first message including the telephone number associated with the calling party, sending the first message from the Open Services Platform to an Integrated Service Control Point, receiving, from the Integrated Service Control Point, a second message that includes the calling party name, and mapping, by the Open Services Platform, the second message to the second SIP message or the second XML structure; and providing the calling party name to the subscriber.