Patent ID: 8270590

Claim:
A method, comprising the steps of: receiving a call setup message for a circuit-switched voice call from a calling party device to a called party device, wherein the call setup message comprises an initial address message (IAM); obtaining a directory number for the calling party device from the call setup message for the circuit-switched voice call; determining a service provider of the calling party device through employment of a lookup table and the directory number; requesting at least one calling party parameter from the service provider of the calling party device, wherein the at least one calling party parameter comprises a data channel address and a user profile for the calling party device, wherein the step of requesting the at least one calling party parameter comprises a step of: obtaining the user profile for the calling party device, and wherein the step of obtaining the user profile for the calling party device comprises the steps of: obtaining the user profile for the calling party device from a profile server of a calling party network for the calling party device; and determining from the user profile an opt-in status for an advertisement service, wherein the user message comprises an advertisement message; selecting a user message based on the at least one calling party parameter; initiating delivery of the user message to the data channel address of the calling party device in parallel with a call setup by a serving mobile switching center for the circuit-switched voice call from the calling party device to the called party device.