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: 651

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-651 A Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 0 Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 1 Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 2 Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 3 Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 4 Cheshire CT   829J PAETEC ITEL, LLC 920      
203-651 5 Cheshire CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-10-28   
203-651 6 Cheshire CT   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-06-09   
203-651 7 Cheshire CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2004-12-12   
203-651 8 Cheshire CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-651 9 Cheshire CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2002-12-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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