Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CHTNSCDT08Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
843-203 A Charleston SC 508J CENTURYLINK COMMUNICATIONS, LLC 436      
843-203 7 Charleston SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-09-01   
843-256 7 Isle of Palms SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-258 7 Ridgeland SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-310 7 Low Country SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-375 7 Mount Pleasant SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-466 7 Laurel Bay SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-489 4 Beaufort SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-12-19   
843-612 7 St Helena Island SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2013-10-11   
843-633 7 Folly Beach SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-732 7 Sullivans Island SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-868 7 Edisto Island SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-879 7 Summerville SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2014-03-21   
843-898 7 Walterboro SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2017-11-03   
843-920 7 Hollywood SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2017-11-03   
843-989 7 Yemassee SC 508J CENTURYLINK COMMUNICATIONS, LLC 436   2017-11-03   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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