Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-546 A Danbury CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 0 Danbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-07-31   
203-546 1 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 2 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 3 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 4 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 5 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 6 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-546 7 Danbury CT   777C CHARTER FIBERLINK CT-CCO, LLC-CT 920   2010-07-17   
203-546 8 Danbury CT   777C CHARTER FIBERLINK CT-CCO, LLC-CT 920   2005-01-17   
203-546 9 Danbury CT   7575 CENTURYLINK COMMUNICATIONS LLC 920   2014-04-11   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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