System and method for implementing flexible calling plans

System and method for integrating call detail records for a...

System and method for linking existing Wi-Fi access points...

System and method for managing contact information based on...

System and method for managing prepaid wireless service

System and method for managing prepaid wireless service

System and method for network charging using policy peering

System and method for operating a billing system, and...

System and method for providing cost of quality of service...

System and method for providing expense reports to wireless...

System and method for providing interoperable and on-demand...

System and method for providing interoperable and on-demand...

System and method for providing service in a communication...

System and method for providing services based on broadcasted sy

System and method for providing wireless communications...

System and method for providing wireless services within a...

System and method for providing wireless services within a...

System and method for providing wireless services within a...

System and method for providing wireless services within a...

System and method for real-time bundled telecommunications...