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: 309

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-309 A Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 0 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-10-26   
713-309 1 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 2 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 3 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 4 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 5 Houston TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2005-10-20   
713-309 6 Houston TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-09-16   
713-309 7 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 8 Houston TX HSTNTXCLDS0  9533 SOUTHWESTERN BELL 560      
713-309 9 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2014-08-25   

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

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