Patent ID: 7257401

Claim:
A method, comprising the steps of: migrating a communications device to a Global System for Mobile communications network, the communications device migrated from at least one of a Time Division Multiple Access communications network and a Code Division Multiple access communications network; receiving an origination request from the communications device, the origination request for sending a message from the communications device, the origination request comprising a network address of a message service center serving the communications device; receiving the message at a base station, the message proceeded by the origination request, forwarding the message to a mobile switching center and then to a Signaling Transfer Point, the Signaling Transfer Point associated with a signaling system 7 signaling point code; locating the message service center by associating the network address to the signaling system 7 signaling point code, the signaling point code identifying the message service center in the Global System for Mobile communications network; replacing the network address of the origination request with the signaling point code; and routing the origination request and message to the message service center operating in the Global System for Mobile communications network, wherein the origination request is processed by the message service center.