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: HGPNNCXACM4

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-289 0 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2004-12-18   
336-289 1 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2006-02-05   
336-289 3 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2005-04-23   
336-289 6 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2006-06-09   
336-307 5 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2006-05-01   
336-307 6 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2005-03-04   
336-307 8 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2006-10-23   
336-307 9 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2004-12-14   
336-313 1 Thomasville NC 5562 METROPCS, INC. 424   2015-04-15   
336-410 1 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2005-05-17   
336-410 2 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2005-07-20   
336-410 3 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2005-07-20   
336-442 A High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 0 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 1 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 2 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 3 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 4 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 5 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 6 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 7 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 8 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-442 9 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-454 9 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2009-11-16   
336-471 A High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 0 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 1 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 2 High Point NC 5562 METROPCS, INC. 424   2004-12-11   
336-471 3 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 4 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 5 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 6 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 7 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 8 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-471 9 High Point NC 5562 METROPCS, INC. 424      
336-491 A High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-491 0 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-491 1 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-491 2 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424      
336-491 3 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2003-03-30   
336-491 4 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2003-12-01   
336-491 5 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2004-05-20   
336-491 6 High Point NC 8645 SUNCOM DBA T-MOBILE USA 424   2004-11-14   
336-561 A Thomasville NC 5562 METROPCS, INC. 424      
336-561 0 Thomasville NC 5562 METROPCS, INC. 424   2010-03-31   
336-561 1 Thomasville NC 5562 METROPCS, INC. 424      
336-561 3 Thomasville NC 5562 METROPCS, INC. 424      
336-561 4 Thomasville NC 5562 METROPCS, INC. 424   2010-05-18   
336-561 5 Thomasville NC 5562 METROPCS, INC. 424   2014-05-25   
336-561 6 Thomasville NC 5562 METROPCS, INC. 424      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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