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: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-310 A Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
346-310 0 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-310 1 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-310 2 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-310 3 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-310 4 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-310 5 Houston TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
346-310 6 Houston TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
346-310 7 Houston TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
346-310 8 Houston TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
346-310 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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