Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Low Country, SC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
843-252 A CHTNSCDT15Z  8645 SUNCOM DBA T-MOBILE USA 436      
843-252 0   077F BANDWIDTH.COM CLEC, LLC - SC 436   2008-11-30   
843-252 1   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 2   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 3   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 4   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 5   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 6   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 7   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 8   8645 SUNCOM DBA T-MOBILE USA 436      
843-252 9   8645 SUNCOM DBA T-MOBILE USA 436      
843-310 A CHTNSCDT15Z  8645 SUNCOM DBA T-MOBILE USA 436      
843-310 0   077F BANDWIDTH.COM CLEC, LLC - SC 436   2012-10-29   
843-310 1   077F BANDWIDTH.COM CLEC, LLC - SC 436   2014-06-16   
843-310 2   077F BANDWIDTH.COM CLEC, LLC - SC 436   2015-01-05   
843-310 3   077F BANDWIDTH.COM CLEC, LLC - SC 436   2015-02-20   
843-310 4   077F BANDWIDTH.COM CLEC, LLC - SC 436   2015-08-27   
843-310 5   548E ONVOY, LLC - SC 436   2016-03-26   
843-310 6   548E ONVOY, LLC - SC 436   2016-03-26   
843-310 7   508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-310 8   077F BANDWIDTH.COM CLEC, LLC - SC 436   2017-08-18   
843-310 9   8645 SUNCOM DBA T-MOBILE USA 436   2004-11-22   
843-548 A CHTNSCDTX4Y  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436      
843-548 0   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436      
843-548 1   077F BANDWIDTH.COM CLEC, LLC - SC 436   2019-04-26   
843-548 2   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2012-12-02   
843-548 3   548E ONVOY, LLC - SC 436   2019-06-29   
843-548 4   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2005-02-26   
843-548 5   548E ONVOY, LLC - SC 436   2019-06-29   
843-548 6   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2012-03-12   
843-548 7   077F BANDWIDTH.COM CLEC, LLC - SC 436   2020-02-28   
843-548 8   548E ONVOY, LLC - SC 436   2018-04-15   
843-548 9   793K TWC IP ENABLED SERVICES, LLC 436   2017-05-13   
843-645 A BUFTSCCNAMD  5385 HARGRAY, INC. - SC 436      
843-987 A LWCNSCABRS0  0506 BRIGHTSPEED OF SOUTH CAROLINA, LLC 436      
854-845 A CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436      
854-845 5   624H ONVOY SPECTRUM, LLC 436   2023-06-26   
854-845 7   318J COMCAST IP PHONE, LLC 436   2023-10-09   
854-946 A CHTNSCFU7MD  965H FRACTEL, LLC 436      
854-946 0   8645 SUNCOM DBA T-MOBILE USA 436   2022-09-04   
854-946 1   548E ONVOY, LLC - SC 436   2020-09-13   
854-946 2   548E ONVOY, LLC - SC 436   2020-09-13   
854-946 3   965H FRACTEL, LLC 436   2020-07-05   
854-946 4   548E ONVOY, LLC - SC 436   2020-07-06   
854-946 5   548E ONVOY, LLC - SC 436   2020-07-06   
854-946 6   548E ONVOY, LLC - SC 436   2021-03-02   
854-946 7   548E ONVOY, LLC - SC 436   2021-03-02   
854-946 9   154C PALMETTO TELEPHONE COMMUNICATIONS, LLC - SC 436   2023-04-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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