Local Calling Guide

Area code/prefix search

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Harlingen, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-200 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-200 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-07-02   
956-200 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-06-14   
956-200 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-06-14   
956-200 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-200 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-02-17   
956-202 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-202 0   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2006-05-13   
956-202 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-202 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-202 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-202 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-03   
956-202 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-202 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2014-11-07   
956-202 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2014-11-07   
956-202 8   7399 WESTEL, INC. - TX 568   2008-04-13   
956-202 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-216 A MCALTXHBDS0  4866 SMARTCOM TELEPHONE, LLC 568      
956-226 A HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-226 0   4290 STPCS JOINT VENTURE, LLC 568      
956-226 1   4290 STPCS JOINT VENTURE, LLC 568   2013-02-23   
956-226 2   4290 STPCS JOINT VENTURE, LLC 568   2013-02-23   
956-226 3   4290 STPCS JOINT VENTURE, LLC 568   2004-06-20   
956-226 4   4290 STPCS JOINT VENTURE, LLC 568   2015-01-04   
956-226 5   4290 STPCS JOINT VENTURE, LLC 568   2015-01-04   
956-226 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2015-05-28   
956-226 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2015-05-28   
956-226 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2015-05-28   
956-226 9   4290 STPCS JOINT VENTURE, LLC 568   2004-10-03   
956-228 A HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-230 A HRLNTXHGXYX  793K TWC IP ENABLED SERVICES, LLC 568   2025-02-11   
956-230 0   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 1   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 2   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 3   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 4   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 5   793K TWC IP ENABLED SERVICES, LLC 568      
956-230 6   004F BANDWIDTH.COM CLEC, LLC - TX 568   2012-04-22   
956-230 7   004F BANDWIDTH.COM CLEC, LLC - TX 568   2012-08-16   
956-230 8   793K TWC IP ENABLED SERVICES, LLC 568   2015-04-13   
956-230 9   776A VTX COMMUNICATIONS, LLC 568   2016-06-06   
956-244 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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