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: 443

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-443 A Dobson NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-443 0 Dobson NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2008-11-22   
336-443 1 Dobson NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2009-01-13   
336-443 2 Dobson NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2015-11-14   
336-443 3 Dobson NC GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-05-01   
336-443 4 Dobson NC ELKNNCXAX6X  793K TWC IP ENABLED SERVICES, LLC 424   2007-01-03   
336-443 5 Dobson NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2018-06-02   
336-443 6 Dobson NC ELKNNCXAX5X  638E ONVOY, LLC - NC 424   2018-09-24   
336-443 7 Dobson NC GNBONCEU53Z  508J CENTURYLINK COMMUNICATIONS, LLC 424   2014-02-28   
336-443 8 Dobson NC ELKNNCXAX5X  638E ONVOY, LLC - NC 424   2019-03-22   
336-443 9 Dobson NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2005-02-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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