Delivery of the SMS message to Party A's mobile terminal 140 may continue by GS-E 182 responding to GS-C 180 with the SMS message having the modified destination information (step 958). GS-C 180 may then originate an SMS message to SMSC 144 with the modified destination information as depicted in 
SMSC 144 may then query HLR 126 based on the destination mobile number (step 960), and HLR 126 may respond with the serving MSC 123 of the enterprise user's mobile terminal 140 (step 961). SMSC 144 may then deliver the SMS message to MSC 123 and to the destination mobile terminal 140 (step 962).