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: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-602 A Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-602 0 Winston-Salem NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2007-12-03   
336-602 1 Winston-Salem NC GNBONCEU50Z  580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-10-19   
336-602 2 Winston-Salem NC GNBONCEU50Z  580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-10-19   
336-602 3 Winston-Salem NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2007-12-03   
336-602 4 Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 5 Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 6 Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 7 Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 8 Winston-Salem NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 9 Winston-Salem NC GNBONCEU61Z  5562 METROPCS, INC. 424   2007-05-24   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.