Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 843 [Rate centres in NPA 843] [Dial plan for NPA 843]

NXX: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-306 A Clio SC FLRNSCMA5MD  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 432      
843-306 0 Clio SC   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 432   2005-01-07   
843-306 1 Clio SC   1784 SOUTH CAROLINA NET, INC. - SC 432   2014-12-26   
843-306 2 Clio SC   548E ONVOY, LLC - SC 432   2018-07-07   
843-306 3 Clio SC   8534 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 432   2016-06-15   
843-306 4 Clio SC   5258 LEVEL 3 COMMUNICATIONS, LLC - SC 432   2004-12-20   
843-306 5 Clio SC   077F BANDWIDTH.COM CLEC, LLC - SC 432   2018-08-23   
843-306 6 Clio SC   516C AT&T CORP. 432   2011-11-02   
843-306 7 Clio SC   508J CENTURYLINK COMMUNICATIONS, LLC 432   2016-10-15   
843-306 8 Clio SC   548E ONVOY, LLC - SC 432   2018-12-03   
843-306 9 Clio SC   548E ONVOY, LLC - SC 432   2018-12-03   

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

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