Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 713 [Rate centres in NPA 713] [Dial plan for NPA 713]

NXX: 338

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-338 A Houston TX HSTNTXHODS0  9533 SOUTHWESTERN BELL 560      
713-338 0 Houston TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-04-28   
713-338 1 Houston TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2010-08-25   
713-338 2 Houston TX   903C ONVOY, LLC - TX 560   2010-06-07   
713-338 3 Houston TX   7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2010-08-11   
713-338 4 Houston TX   9533 SOUTHWESTERN BELL 560   2010-05-05   
713-338 5 Houston TX   9533 SOUTHWESTERN BELL 560   2010-05-05   
713-338 6 Houston TX   9533 SOUTHWESTERN BELL 560   2010-05-05   
713-338 7 Houston TX   9533 SOUTHWESTERN BELL 560   2010-05-05   
713-338 8 Houston TX   829J PAETEC ITEL, LLC 560   2010-08-18   
713-338 9 Houston TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-17   

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

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