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: 734

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-734 A Harlingen TX HRLNTXAT1MD  7421 AT&T - LOCAL 568      
956-734 2 Harlingen TX MCALTX930MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2016-01-22   
956-734 3 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-07-22   
956-734 4 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-07-22   
956-734 5 Harlingen TX HRLNTXATYMD  516C AT&T CORP. 568   2011-07-01   
956-734 6 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-07-22   
956-734 7 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-07-22   
956-734 9 Harlingen TX HRLNTXAT1MD  7421 AT&T - LOCAL 568      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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