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: CNTRALXEDS2

Remotes:

Switch Switch name Switch type
ARNYALXARS0  ARONEY  DCL 
CDRBALXARL0  CEDAR BLUFF  DS 
COVLALXARS0  COLLINSVILLE  DCL 
CSVLALXARL0  CROSSVILLE  DS 
GLVLALXARS0  GAYLESVILLE  DCL 
LSBGALXARS0  LEESBURG  DCL 
RNHRALXARS0  RINEHART  DCL 
SNRCALXARS0  SAND ROCK  DCL 
WHTNALXARS0  WHORTON  DCL 
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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