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.

Ridge Spring, SC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
803-685 A RDSPSCXARS1  0539 PBT TELECOM, INC. 434      
803-838 A PELISCXA0MD  527H SOUTH CAROLINA TELECOMM GRP HOLDINGS, LLC - SC 434      
803-838 0   793K TWC IP ENABLED SERVICES, LLC 434   2024-04-10   
803-838 3 CLMASCSNXMD  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 434   2024-07-06   
803-838 5 PELISCXA0MD  527H SOUTH CAROLINA TELECOMM GRP HOLDINGS, LLC - SC 434   2017-11-26   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.