b'C O M M U N I C A T I O N STelephone Service Cambridge Telephone in Council (CTC) (Incumbent Local Exchange Carrier)FIGURE 5. Switching LocationsInternet providers: Mobile Internet providers: Cambridge Telephone in Council (CTC) AT&T(DSL & Fiber)Verizon Frontier CommunicationsSprint Sparklight Frontier Business Sparklight Business X2nSat Wilderness Wireless Viasat HughesNet156 I D A H O I N F R A S T R U C T U R E G U I D E B O O K'