Local Calling Guide

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

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-666 A Charleston SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436      
843-666 0 Charleston SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2017-07-09   
843-666 1 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-09-04   
843-666 2 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-09-29   
843-666 3 Charleston SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2017-08-17   
843-666 4 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-10-09   
843-666 5 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-10-30   
843-666 6 Charleston SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2017-06-23   
843-666 7 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-11-14   
843-666 8 Charleston SC CHTNSCDT07Z  551G NUSO, LLC 436   2018-11-07   
843-666 9 Charleston SC CHTNSCPSX6Z  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 436   2017-10-26   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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