Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-330 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
346-330 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-01-02   
346-330 1 Houston TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-08-29   
346-330 2 Houston TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-08-29   
346-330 3 Houston TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-08-29   
346-330 4 Houston TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-08-29   
346-330 5 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-01-05   
346-330 6 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-01-05   
346-330 7 Houston TX HSTNTXJAXXX  156J RCLEC, INC. 560   2017-03-20   
346-330 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-06-12   
346-330 9 Houston TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2017-05-22   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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