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: 512

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-512 A Burlington NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-512 0 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2005-07-27   
336-512 1 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424      
336-512 2 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2005-01-15   
336-512 3 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424      
336-512 4 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2006-01-13   
336-512 5 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2004-12-30   
336-512 6 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424      
336-512 7 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2004-06-05   
336-512 8 Burlington NC   8645 SUNCOM DBA T-MOBILE USA 424   2003-11-13   
336-512 9 Burlington NC   5562 METROPCS, INC. 424      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.