A method for offloads SMS messages from a voice network of a wireless carrier to a data network. The method includes sending a mobile originated SMS using hypertext transfer protocol (HTTP) from a wireless handset to a short message service center (SMSC) over a wireless data network. The method further includes conducting a lookup at the SMSC to determine the home SMSC for the originating mobile handset and sending a redirect to the mobile handset as means to facilitate a dynamic update of the home SMSC location stored on the wireless handset.