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: 831

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
843-831 A Lakewood SC CNWYSCXC4MD  582C TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL 432      
843-831 0 Lakewood SC CNWYSCXC4MD  582C TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL 432      
843-831 1 Lakewood SC FLRNSCMA5MD  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 432   2020-11-21   
843-831 5 Lakewood SC CNWYSCXC5MD  527H SOUTH CAROLINA TELECOMM GRP HOLDINGS, LLC - SC 432   2016-11-25   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.