Abstract: A telephone system adapted to provide preselected customer traffic data to preselected customers having customer facilities. The central office switch of the central office serving the preselected customers is adapted accumulate and identify preselected customer traffic data of customer facilities similarly to company traffic data of company facilities. The customer traffic data is accessed with the company traffic data by an Engineering and Administration Data Acquisition System of the telephone system which is adapted to transmit the preselected customer traffic data to a Network Usage Information Service processor associated with the central office serving the preselected customers. The Network Usage Information Service processor then transmits the received preselected customer traffic data to the corresponding preselected customers over the telephone system.