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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
843-804 4 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2014-10-23   
843-804 6 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-06-09   
843-806 4 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2016-05-22   
843-840 8 Huger SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2021-05-31   
843-883 4 Sullivans Island SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2004-11-15   
843-883 6 Sullivans Island SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2007-01-15   
843-885 5 Isle of Palms SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-03-28   
843-885 9 Isle of Palms SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2009-03-20   
843-889 7 Hollywood SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2008-02-13   
843-936 7 Mount Pleasant SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2016-01-16   
843-970 4 Summerville SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-08-29   
843-981 3 Mount Pleasant SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2019-02-08   
843-981 7 Mount Pleasant SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2019-03-29   
843-981 8 Mount Pleasant SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2019-03-29   
843-984 0 Mount Pleasant SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2020-12-28   
843-996 1 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2017-05-20   
854-206 8 Moncks Corner SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2021-05-31   
854-214 2 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2022-02-19   
854-999 4 Charleston SC 5258 LEVEL 3 COMMUNICATIONS, LLC - SC 436   2015-12-14   

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

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