Method and system for presenting billing information...
Method and system for preserving telephone numbers
Method and system for preserving telephone numbers
Method and system for preserving telephone numbers
Method and system for processing data records from a telephone d
Method and system for providing a billing directed communication
Method and system for providing a demarcated communication servi
Method and system for providing billing capability for a...
Method and system for providing billing capability for a...
Method and system for providing billing capability for a...
Method and system for providing billing information in a telecom
Method and system for providing immediate audio or data response
Method and system for providing long distance service
Method and system for providing prepaid and credit-limited...
Method and system for rehome optimization
Method and system for selecting and transmitting optimum route
Method and system for service control point billing
Method and system for service control point billing
Method and system for service control point billing
Method and system for service control point billing