Cases with Industry Code "RC" RADIO COMMON CARRIERS, Purpose Code "AAC" Application to amend a certificate, and Status "CL" CLOSED (2 cases) Case NumberCase TitleOpen DateClosed Date 91-0975-RC-AACAMERITECH MOBILE SERVICE, INC.05/30/199110/31/1991 91-2073-RC-AACAMERITECH MOBILE SERVICES, INC.11/12/199104/30/1992