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: HAZNARXADS0

Remotes:

Switch Switch name Switch type
CRLSARXARS0  CARLISLE  RSC 
DSARARXARS0  DES ARC  RSC 
DVBLARXARS0  DE VALLS BLUFF  1RE 
HCPLARXARS0  HICKORY PLAINS  1RC 
ROE ARXARS0  ULM  1RE 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-255 A Hazen AR 1144 BRIGHTSPEED OF CENTRAL ARKANSAS, LLC 528      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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