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: 229

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-229 A Houston Suburban TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
346-229 0 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2015-12-15   
346-229 1 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2015-12-15   
346-229 2 Houston Suburban TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2015-08-13   
346-229 3 Houston Suburban TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2015-08-13   
346-229 4 Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2015-08-14   
346-229 5 Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2015-10-20   
346-229 6 Houston Suburban TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2015-11-13   
346-229 7 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-08-16   
346-229 8 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-08-16   
346-229 9 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-01-22   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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