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]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-999 7 Huffman TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2015-05-11   
713-999 8 Huffman TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2013-11-02   
713-999 9 Huffman TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2013-11-02   

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Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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