{HEAD ~ The system} utilizes a location register in the form of a service control point located in {TAIL ~ the landline network} to store certain information pertaining to landline numbers and respective routing numbers associated with landline devices 
{ HEAD ~ The system } utilizes a location register in the form of a service control point located in { TAIL ~ the landline network } to store certain information pertaining to landline numbers and respective routing numbers associated with landline devices
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH