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: 227

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-227 A Houston TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560      
346-227 0 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-05-09   
346-227 1 Houston TX HSTSTXJV6MD  508J CENTURYLINK COMMUNICATIONS, LLC 560   2016-04-21   
346-227 2 Houston TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2016-03-20   
346-227 3 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-05-09   
346-227 4 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-05-09   
346-227 5 Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2016-05-02   
346-227 6 Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2016-05-02   
346-227 7 Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2016-05-02   
346-227 8 Houston TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2017-04-20   
346-227 9 Houston TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-05-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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