Local Calling Guide

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NPA: 979 [Rate centres in NPA 979] [Dial plan for NPA 979]

NXX: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
979-457 A Damon TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
979-457 0 Damon TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
979-457 1 Damon TX HSTNTXYAHMD  073H TELNYX LLC 560   2021-03-12   
979-457 4 Damon TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-09-25   
979-457 5 Damon TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2014-09-07   
979-457 6 Damon TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-18   
979-457 7 Damon TX HSTSTXJV6MD  508J CENTURYLINK COMMUNICATIONS, LLC 560   2015-05-21   

Last updated: Sat, 25 Feb 2023 02:10:49 UTC

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