A communication billing system comprising a processing system coupled to an interface system. The processing system is configured to process a plurality of wireless service events from a wireless system together at the event level with a plurality of wireline service events from a wireline system to generate total charge records for a plurality of wireless services and a plurality of wireline services. The processing system is also configured to process the total charge records for the plurality of wireless services and the plurality of wireline services to generate a customer bill. The interface system is configured to receive the plurality of wireless service events from the wireless system, receive the plurality of wireline service events from the wireline system, and transmit the customer bill for the processing system.