Cases with Industry Code "TP" TELEPHONE, Purpose Code "AAM" Application to change accounting methods, and Status "CL" CLOSED (3%20cases) Case NumberCase TitleOpen DateClosed Date 04-0810-TP-AAMKALIDA TELEPHONE COMPANY, INC.05/26/200409/25/2012 05-1288-TP-AAMCOLUMBUS GROVE TELEPHONE COMPANY10/19/200511/22/2011 82-0284-TP-AAMMID CONTINENT TELEPHONE CORPORATION02/12/198202/20/2018