Local Calling Guide

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NPA: 843 [Rate centres in NPA 843] [Dial plan for NPA 843]

NXX: 606

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-606 A Mount Pleasant SC CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436      
843-606 0 Mount Pleasant SC CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-11-30   
843-606 1 Mount Pleasant SC CHTNSCDTX6Z  077F BANDWIDTH.COM CLEC, LLC - SC 436   2010-08-08   
843-606 2 Mount Pleasant SC CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436   2009-08-13   
843-606 3 Mount Pleasant SC CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2009-09-09   
843-606 4 Mount Pleasant SC CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2009-08-20   
843-606 5 Mount Pleasant SC CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2006-02-26   
843-606 6 Mount Pleasant SC CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2006-02-26   
843-606 7 Mount Pleasant SC MNPLSCES88F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2009-01-29   
843-606 8 Mount Pleasant SC MNPLSCES88F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 436   2009-01-29   
843-606 9 Mount Pleasant SC CHTNSCDTXSY  829J PAETEC ITEL, LLC 436   2009-09-09   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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