Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-290 A Burlington NC GNBONCEUDS4  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-290 0 Burlington NC GNBONCEUDS4  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-290 1 Burlington NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2020-08-23   
336-290 2 Burlington NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2009-04-13   
336-290 3 Burlington NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2009-04-13   
336-290 4 Burlington NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2009-04-13   
336-290 5 Burlington NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2011-10-14   
336-290 6 Burlington NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-03-18   
336-290 7 Burlington NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-07-12   
336-290 8 Burlington NC GNBONCEUDS4  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-290 9 Burlington NC LXTNNCXAFMD  624H ONVOY SPECTRUM, LLC 424   2022-06-16   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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