Case Record For: 90-6129-CT-TRF Case Title: NETWORK BILLING SYSTEMS, L.L.C. Status: CL-CLOSED Industry Code: CT-COMPETITIVE TELEPHONE Purpose Code: TRF-Commission approved final tariffs Date Opened: 5/19/2003 Date Closed: 2/20/2018 Case Documents Public Comments Parties of Record Related Cases Case Number 18-0289-TP-AMT