Local Calling Guide

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

Region: TX

OCN: 9748 AMERICAN MESSAGING SERVICES, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
713-317 A Houston TX HSTNTXMOIMD  560      
713-727 A Houston TX HSTNTXMOIMD  560      
713-908 A Houston TX HSTNTXMOIMD  560      

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

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