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: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-323 A Humble TX HMBLTXXAPS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
346-323 0 Humble TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-06-18   
346-323 1 Humble TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-06-18   
346-323 2 Humble TX HMBLTXXAPS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560   2016-06-02   
346-323 3 Humble TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-02-27   
346-323 4 Humble TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-02-27   
346-323 5 Humble TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-02-27   
346-323 6 Humble TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-08-18   
346-323 7 Humble TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-06-30   
346-323 8 Humble TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-10-21   
346-323 9 Humble TX   515J IP HORIZON LLC 560   2017-07-14   

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

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