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: 713 [Rate centres in NPA 713] [Dial plan for NPA 713]

Region: TX

OCN: 829J PAETEC ITEL, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
713-239 1 Houston TX   560   2011-10-04   
713-338 8 Houston TX   560   2010-08-18   
713-340 5 Houston Suburban TX   560   2013-09-05   
713-343 A Houston TX HSTATX750MD  560   2025-01-23   
713-360 A Houston TX HSTATX750MD  560   2025-01-23   
713-360 3 Houston TX   560   2011-12-23   
713-360 4 Houston TX   560   2011-11-11   
713-360 5 Houston TX   560   2011-11-11   
713-386 6 Houston TX   560   2009-10-30   
713-396 1 Houston TX   560   2016-07-07   
713-469 4 Houston TX   560   2008-12-04   
713-496 9 Houston TX   560   2011-04-24   
713-581 2 Houston TX   560   2009-10-03   
713-630 8 Houston TX   560   2007-12-16   
713-730 7 Houston TX   560   2013-08-05   
713-803 2 Houston TX   560   2014-08-07   
713-892 5 Houston TX   560   2014-08-20   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.