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: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-253 A Greensboro NC   8645 SUNCOM DBA T-MOBILE USA 424      
336-253 0 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 1 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 2 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 3 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 4 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 5 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 6 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 7 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 8 Greensboro NC GNBONCEU38Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-253 9 Greensboro NC GNBONCEU38Z  5562 METROPCS, INC. 424      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.