Local Calling Guide

Area code/prefix search

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El Sauz, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-397 A HRLNTXHGXFX  508J CENTURYLINK COMMUNICATIONS, LLC 568      
956-397 7 HRLNTXHGXFX  508J CENTURYLINK COMMUNICATIONS, LLC 568   2016-07-09   
956-486 A ELSZTXXARS0  2159 VALLEY TEL. COOP., INC. 568      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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