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: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-289 A High Point NC GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-289 0 High Point NC HGPNNCXACM4  8645 SUNCOM DBA T-MOBILE USA 424   2004-12-18   
336-289 1 High Point NC HGPNNCXACM4  8645 SUNCOM DBA T-MOBILE USA 424   2006-02-05   
336-289 2 High Point NC GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424   2004-05-24   
336-289 3 High Point NC HGPNNCXACM4  8645 SUNCOM DBA T-MOBILE USA 424   2005-04-23   
336-289 4 High Point NC GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-05-27   
336-289 5 High Point NC GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-03-17   
336-289 6 High Point NC HGPNNCXACM4  8645 SUNCOM DBA T-MOBILE USA 424   2006-06-09   
336-289 7 High Point NC GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-08-24   
336-289 8 High Point NC GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2007-03-29   
336-289 9 High Point NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2008-11-22   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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