Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 409

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-409 A Vinton LA LFYTLAMAX5X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488      
337-409 0 Vinton LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2005-02-04   
337-409 2 Vinton LA   145J TERRA NOVA TELECOM INC. 488   2022-08-30   
337-409 3 Vinton LA   153F BANDWIDTH.COM CLEC, LLC - LA 488   2016-09-09   
337-409 4 Vinton LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2004-12-20   
337-409 5 Vinton LA   749E ONVOY, LLC - LA 488   2016-04-11   
337-409 6 Vinton LA   749E ONVOY, LLC - LA 488   2021-02-19   
337-409 7 Vinton LA   508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-12   
337-409 8 Vinton LA   749E ONVOY, LLC - LA 488   2016-04-11   
337-409 9 Vinton LA   153F BANDWIDTH.COM CLEC, LLC - LA 488   2008-12-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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