Local Calling Guide

Area code/prefix search

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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 451

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-451 A Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
346-451 0 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-05-14   
346-451 1 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-28   
346-451 2 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-28   
346-451 3 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-28   
346-451 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-28   
346-451 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2021-04-28   
346-451 6 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-01-26   
346-451 7 Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2021-01-18   
346-451 8 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-01-26   
346-451 9 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-01-26   

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

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