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: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-438 A Burlington NC BURLNCDA56F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-438 0 Burlington NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2018-03-25   
336-438 1 Burlington NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2015-08-03   
336-438 2 Burlington NC   638E ONVOY, LLC - NC 424   2019-03-25   
336-438 3 Burlington NC   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-01-18   
336-438 4 Burlington NC   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424   2009-06-08   
336-438 5 Burlington NC   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424   2009-06-08   
336-438 6 Burlington NC   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424   2009-06-08   
336-438 7 Burlington NC   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2015-08-04   
336-438 8 Burlington NC   638E ONVOY, LLC - NC 424   2019-03-25   
336-438 9 Burlington NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2017-06-02   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.