Local Calling Guide

Area code/prefix search

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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX: 883

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-883 A Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-883 0 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2009-11-07   
203-883 1 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-01-31   
203-883 2 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2014-05-01   
203-883 3 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2014-05-01   
203-883 4 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-07-28   
203-883 5 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2013-01-05   
203-883 6 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2010-07-28   
203-883 7 Stamford CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2007-07-13   
203-883 8 Stamford CT NRWLCT028MD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2007-07-13   
203-883 9 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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