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: 424

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-424 A Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
203-424 0 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-424 1 Darien CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-26   
203-424 2 Darien CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
203-424 3 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-23   
203-424 4 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-23   
203-424 5 Darien CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-09-07   
203-424 6 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-23   
203-424 7 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2007-09-14   
203-424 8 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2007-09-14   
203-424 9 Darien CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2007-09-14   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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