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: BRHMALWDGT4

Remotes:

Switch Switch name Switch type
AGSTGADLRS0  AUGUSTA  RS 
BSVLSCXARS4  BISHOPVILLE  RS 
CHRLNCRURS0  CHARLOTTE  RS 
FLRNSCTSRS0  FLORENCE  DMS 
FRCYNCCERS1  FOREST CITY  RS 
GNVLSCMCRS0  GREENVILLE  DS 
HCKRNCXARS0  HICKORY  RS 
JSVLSCXARS0  JOHNSONVILLE  RS 
NWTNNCMARS0  NEWTON  RS 
SPBGSCDFRS0  SPARTANBURG  DS 
WNBOSCXARS5  WINNSBORO  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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