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: GNBONCEU38Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-405 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-08-18   
336-422 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424   2010-08-15   
336-457 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-473 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-582 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424   2012-10-12   
336-618 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424   2010-01-07   
336-825 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-05-01   
336-898 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-06-12   
336-912 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-08-21   
336-918 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-926 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-934 A Winston-Salem NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-10-31   
336-935 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2011-07-17   
336-938 A Greensboro NC 8645 SUNCOM DBA T-MOBILE USA 424   2012-12-07   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

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