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.

Switch: GNBONCEU30Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-265 3 Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2013-12-01   
336-464 8 Winston-Salem NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2010-04-20   
336-522 6 Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2019-04-08   
336-550 A Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424      
336-550 4 Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2009-05-30   
336-814 3 Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2015-02-19   
743-223 A Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424      
743-223 1 Greensboro NC 361F NORTH STATE COMMUNICATIONS ADVANCED SVCS, LLC-NC 424   2017-03-19   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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