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: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-393 A Rayne LA LFYTLAAT7MD  7421 AT&T - LOCAL 488      
337-393 0 Rayne LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2008-12-18   
337-393 1 Rayne LA   792K CHARTER IP ENABLED SERVICES, LLC 488   2009-09-16   
337-393 2 Rayne LA LFYTLAMAXEZ  318J COMCAST IP PHONE, LLC 488   2004-08-11   
337-393 3 Rayne LA LFYTLAMAXRZ  829J PAETEC ITEL, LLC 488   2011-06-16   
337-393 4 Rayne LA LFYTLAMAXEZ  318J COMCAST IP PHONE, LLC 488   2018-04-11   
337-393 5 Rayne LA LFYTLAMAX3Y  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488   2010-10-18   
337-393 6 Rayne LA LFYTLAMAX5X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2004-07-17   
337-393 7 Rayne LA   145J TERRA NOVA TELECOM INC. 488   2022-08-30   
337-393 8 Rayne LA LFYTLAMAXEZ  318J COMCAST IP PHONE, LLC 488   2017-02-24   
337-393 9 Rayne LA LFYTLAAT7MD  7421 AT&T - LOCAL 488   2004-05-13   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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