Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 823

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-823 A High Point NC HGPNNCXADS0  361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424      
336-823 0 High Point NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-12-31   
336-823 1 High Point NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-02-08   
336-823 2 High Point NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-02-08   
336-823 3 High Point NC HGPNNCXADS0  361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2009-05-30   
336-823 4 High Point NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-02-08   
336-823 5 High Point NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-03-07   
336-823 6 High Point NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2012-01-22   
336-823 7 High Point NC HGPNNCXACM4  8645 SUNCOM DBA T-MOBILE USA 424   2011-05-05   
336-823 8 High Point NC HGPNNCXAEMD  5562 METROPCS, INC. 424   2012-02-21   
336-823 9 High Point NC HGPNNCXAEMD  5562 METROPCS, INC. 424   2012-02-21   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.