Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 344

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-344 A Nederland-Port Neches TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562      
409-344 0 Nederland-Port Neches TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562   2006-02-10   
409-344 1 Nederland-Port Neches TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562   2003-10-08   
409-344 2 Nederland-Port Neches TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562   2003-10-08   
409-344 3 Nederland-Port Neches TX BUMTTX14X3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 562   2005-05-17   
409-344 4 Nederland-Port Neches TX   793K TWC IP ENABLED SERVICES, LLC 562   2014-11-13   
409-344 5 Nederland-Port Neches TX BUMTTX14IMD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 562   2015-06-15   
409-344 6 Nederland-Port Neches TX BUMTTX14X7Y  5562 METROPCS, INC. 562   2016-03-24   
409-344 7 Nederland-Port Neches TX BUMTTX14X7Y  5562 METROPCS, INC. 562   2016-04-21   
409-344 8 Nederland-Port Neches TX   793K TWC IP ENABLED SERVICES, LLC 562   2015-09-24   
409-344 9 Nederland-Port Neches TX   793K TWC IP ENABLED SERVICES, LLC 562   2014-06-01   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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