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: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-389 A Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 0 Harlingen TX   515J IP HORIZON LLC 568   2022-03-31   
956-389 1 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 2 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 3 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 4 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 5 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 6 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 7 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 8 Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-389 9 Harlingen TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2022-10-16   

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

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