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: 709

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-709 A Brownsville TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568      
956-709 0 Brownsville TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-09-19   
956-709 1 Brownsville TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-09-19   
956-709 2 Brownsville TX   903C ONVOY, LLC - TX 568   2023-09-18   
956-709 3 Brownsville TX   903C ONVOY, LLC - TX 568   2023-09-18   
956-709 4 Brownsville TX   478J NUSO, LLC 568   2023-11-25   
956-709 5 Brownsville TX   478J NUSO, LLC 568   2023-11-25   
956-709 6 Brownsville TX   624H ONVOY SPECTRUM, LLC 568   2023-12-10   
956-709 7 Brownsville TX   624H ONVOY SPECTRUM, LLC 568   2023-12-10   
956-709 8 Brownsville TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-09-19   
956-709 9 Brownsville TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-09-19   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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