Local Calling Guide

Area code/prefix search

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NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 628

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-628 A Washington LA OPLSLACO0MD  350D CHARTER FIBERLINK LA-CCO, LLC - LA 488      
337-628 0 Washington LA OPLSLACO0MD  350D CHARTER FIBERLINK LA-CCO, LLC - LA 488   2006-12-22   
337-628 1 Washington LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2011-10-21   
337-628 2 Washington LA LKCHLADTSMD  153F BANDWIDTH.COM CLEC, LLC - LA 488   2015-06-18   
337-628 3 Washington LA LFYTLA362MD  5562 METROPCS, INC. 488   2015-06-26   
337-628 4 Washington LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2016-04-11   
337-628 5 Washington LA LFYTLAATX7X  516C AT&T CORP. 488   2011-08-25   
337-628 6 Washington LA LFYTLAMAX3Y  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488   2015-05-07   
337-628 7 Washington LA LFYTLAMAXUY  508J CENTURYLINK COMMUNICATIONS, LLC 488   2014-09-11   
337-628 8 Washington LA LFYTLAMAX9Y  749E ONVOY, LLC - LA 488   2016-04-11   
337-628 9 Washington LA ABVLLACT0MD  4930 LOUISIANA COMPETITIVE TELECOMMUNICATIONS, INC. 488   2016-07-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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