Local Calling Guide

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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
203-518 A Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 0 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 1 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 2 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 3 Waterbury CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-12-07   
203-518 4 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 5 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 6 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 7 Waterbury CT   7575 CENTURYLINK COMMUNICATIONS LLC 920   2014-04-11   
203-518 8 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 9 Waterbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   

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

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