Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

NXX: 773

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-773 A Lasara TX RMVLTXXB6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-773 4 Lasara TX RMVLTXXB6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2014-11-09   
956-773 5 Lasara TX HRLNTXHGXFX  508J CENTURYLINK COMMUNICATIONS, LLC 568   2016-06-08   
956-773 7 Lasara TX RMVLTXXB6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2015-02-26   
956-773 8 Lasara TX RMVLTXXB6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2004-11-17   
956-773 9 Lasara TX RMVLTXXB6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2004-11-17   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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