Local Calling Guide

Area code/prefix search

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NPA: 843 [Rate centres in NPA 843] [Dial plan for NPA 843]

NXX: 843

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-843 A Charleston SC CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436      
843-843 0 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 1 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 2 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 3 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 4 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 5 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 6 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 7 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 8 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   
843-843 9 Charleston SC   624H ONVOY SPECTRUM, LLC 436   2023-07-24   

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

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