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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-490 A Denton NC DNTNNCXAPS0  0476 WINDSTREAM NORTH CAROLINA, INC. 424      
336-490 0 Denton NC LXTNNCXA9MD  580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2013-05-21   
336-490 1 Denton NC   624H ONVOY SPECTRUM, LLC 424   2024-03-03   
336-490 2 Denton NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2020-06-12   
336-490 3 Denton NC DNTNNCXAPS0  0476 WINDSTREAM NORTH CAROLINA, INC. 424   2011-11-03   
336-490 4 Denton NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2019-06-25   
336-490 5 Denton NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2020-06-12   
336-490 6 Denton NC GNBONCEU31Z  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2013-06-12   
336-490 7 Denton NC GNBONCEU53Z  508J CENTURYLINK COMMUNICATIONS, LLC 424   2015-06-11   
336-490 8 Denton NC ASBONCXAYMD  757D RANDOLPH TELEPHONE TELECOMMUNICATIONS, INC. - NC 424   2015-09-26   
336-490 9 Denton NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2020-06-12   

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

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