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.

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

NXX: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-348 A Chesterfield SC FLRNSCMCX2X  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 432      
843-348 1 Chesterfield SC   793K TWC IP ENABLED SERVICES, LLC 432   2023-04-30   
843-348 3 Chesterfield SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-10-11   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.