Pay-per-use communication node capabilities
Payer-variable exchange system
Payment to charities with prepaid card
PBX data retrieval and reporting system and method
Personal user network (closed user network) PUN/CUN
Platform for prepaid calling card calls
Portability of subscriber features in a telecommunication...
Portable telephone
Post-delivery support system for private branch exchanges
Pre-biller capability in enhanced charging collection...
Pre-paid calling and voice messaging services for inmates
Pre-paid card system and method
Pre-paid telephone calling card linked to a stored value...
Pre-paid wireless interactive voice response system with...
Pre-paid wireless interactive voice response system with...
Pre-paid wireless interactive voice response system with...
Prepaid billing support for simultaneous communication...
Prepaid calling time processing: a method and apparatus for...
Prepaid calling time processing: a method and apparatus for...
Prepaid calling time processing: a method and apparatus for...