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
203-584 A New Haven CT WLFRCTAICM3  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-584 0 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-09-06   
203-584 1 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-09-09   
203-584 2 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-10-02   
203-584 3 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-11-08   
203-584 4 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-10-26   
203-584 5 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-10-26   
203-584 6 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2010-10-26   
203-584 7 New Haven CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-12-04   
203-584 8 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-12-04   
203-584 9 New Haven CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-12-09   

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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