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: 214 [Rate centres in NPA 214] [Dial plan for NPA 214]

NXX: 493

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-493 A Irving TX DLLSTXNODS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-493 0 Irving TX   5562 METROPCS, INC. 552   2006-03-09   
214-493 1 Irving TX   6529 T-MOBILE USA, INC. 552   2003-06-09   
214-493 2 Irving TX   5562 METROPCS, INC. 552   2003-05-26   
214-493 3 Irving TX   5562 METROPCS, INC. 552   2003-06-09   
214-493 4 Irving TX   7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
214-493 5 Irving TX   5562 METROPCS, INC. 552   2004-02-09   
214-493 6 Irving TX   5562 METROPCS, INC. 552   2003-11-26   
214-493 7 Irving TX   5562 METROPCS, INC. 552   2005-05-20   
214-493 8 Irving TX   5562 METROPCS, INC. 552   2003-05-26   
214-493 9 Irving TX   6529 T-MOBILE USA, INC. 552   2003-04-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.