System and method for single access database retrievals

System and method for star code dialing

System and method for subscriber line service control

System and method for supporting and managing...

System and method for telephone call recording and recorded...

System and method for temporary voicemail service

System and method for the transfer of an existing logical...

System and method for toll notification when placing a call

System and method for toll notification when placing a call

System and method for total telecommunications service...

System and method for updating trunk group translations

System and method for user affiliation in a telephone network

System and method for voice activated dialing and routing...

System and method for voice over internet protocol audio...

System and method for voice over internet protocol audio...

System and method for volume control management in a...

System and method for wireless directory assistance

System and method of changing entity configuration...

System and method of controlling and managing voice and data...

System and method of developing mapping and directions from...