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: GNBONCEU59Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-265 8 Greensboro NC 516C AT&T CORP. 424   2014-04-02   
336-295 8 Monticello NC 516C AT&T CORP. 424   2010-05-17   
336-370 6 Greensboro NC 516C AT&T CORP. 424   2010-05-17   
336-441 2 Summerfield NC 516C AT&T CORP. 424   2010-05-17   
336-505 3 Kimesville NC 516C AT&T CORP. 424   2010-05-17   
336-524 6 Burlington NC 516C AT&T CORP. 424   2010-05-16   
336-525 8 Saxapahaw NC 516C AT&T CORP. 424   2010-05-17   
336-541 8 Greensboro NC 516C AT&T CORP. 424   2013-01-15   
336-546 A Winston-Salem NC 516C AT&T CORP. 424      
336-546 7 Winston-Salem NC 516C AT&T CORP. 424   2010-05-15   
336-585 3 Burlington NC 516C AT&T CORP. 424   2016-04-02   
336-637 4 Reidsville NC 516C AT&T CORP. 424   2010-05-17   
336-661 8 Winston-Salem NC 516C AT&T CORP. 424   2014-10-20   
336-690 0 Greensboro NC 516C AT&T CORP. 424   2016-06-08   
336-738 A Anderson NC 516C AT&T CORP. 424      
336-738 7 Anderson NC 516C AT&T CORP. 424   2011-04-18   
336-891 5 Ruffin NC 516C AT&T CORP. 424   2011-10-21   
336-892 5 Julian NC 516C AT&T CORP. 424   2011-05-19   
336-893 5 Winston-Salem NC 516C AT&T CORP. 424   2013-09-23   
336-897 A Greensboro NC 516C AT&T CORP. 424      
336-897 7 Greensboro NC 516C AT&T CORP. 424   2015-02-15   
336-930 5 Winston-Salem NC 516C AT&T CORP. 424   2016-06-13   

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

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