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
203-747 A New Haven CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-747 0 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-02-15   
203-747 1 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2009-02-06   
203-747 2 New Haven CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2005-07-18   
203-747 3 New Haven CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-747 4 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-05-28   
203-747 5 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-05-28   
203-747 6 New Haven CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2005-09-15   
203-747 7 New Haven CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-747 8 New Haven CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
203-747 9 New Haven CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2005-09-23   

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

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