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]

Region: TX

OCN: 197D VONAGE AMERICA LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
713-940 1 Houston TX HSTQTX02EMD  560   2023-10-08   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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