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
203-568 A Waterbury CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 0 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 1 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 2 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 3 Waterbury CT   6664 SPRINT SPECTRUM L.P. 920   2006-02-19   
203-568 4 Waterbury CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920   2008-04-21   
203-568 5 Waterbury CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920   2008-10-10   
203-568 6 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 7 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 8 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      
203-568 9 Waterbury CT   3083 PAETEC COMMUNICATIONS, LLC - CT 920      

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

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