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.

Switch: MDSNNCXADS0

Remotes:

Switch Switch name Switch type
DNBRNCXARS0  DANBURY  RSC 
QKGPNCXARS0  QUAKER GAP  RSC 
SNRGNCXARS0  SANDY RIDGE  RSC 
STVLNCXARS0  STONEVILLE  RSC 
WKTWNCXARS0  WALKERTOWN  RSC 
WLCVNCXARS0  WALNUT COVE  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-427 A Madison NC 0471 CENTRAL TEL. CO. OF NORTH CAROLINA DBA CENTURYLINK 424      
336-445 A Madison NC 0471 CENTRAL TEL. CO. OF NORTH CAROLINA DBA CENTURYLINK 424      
336-548 A Madison NC 0471 CENTRAL TEL. CO. OF NORTH CAROLINA DBA CENTURYLINK 424      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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