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.
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Switch: CHTNSCFU1MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
843-459 A Charleston SC 073H TELNYX LLC 436      
843-459 1 Charleston SC 073H TELNYX LLC 436   2017-02-03   
843-633 8 Folly Beach SC 073H TELNYX LLC 436   2017-05-08   
843-648 5 Folly Beach SC 073H TELNYX LLC 436   2019-12-24   
843-868 3 Edisto Island SC 073H TELNYX LLC 436   2017-05-08   
843-883 8 Sullivans Island SC 073H TELNYX LLC 436   2017-05-08   
843-936 8 Mount Pleasant SC 073H TELNYX LLC 436   2017-05-08   
854-222 A Charleston SC 073H TELNYX LLC 436      
854-222 2 Charleston SC 073H TELNYX LLC 436   2017-04-21   
854-777 8 Isle of Palms SC 073H TELNYX LLC 436   2017-05-08   
854-888 4 Summerville SC 073H TELNYX LLC 436   2017-05-08   
854-900 1 Charleston SC 073H TELNYX LLC 436   2019-12-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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