Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 692

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-692 A Houston TX HSTNTXJAX1Z  839J EON TELECOM, INC. 560      
346-692 0 Houston TX   903C ONVOY, LLC - TX 560   2023-10-30   
346-692 1 Houston TX   839J EON TELECOM, INC. 560   2023-10-29   
346-692 2 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 3 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 4 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 5 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 6 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 7 Houston TX   318J COMCAST IP PHONE, LLC 560   2023-11-23   
346-692 8 Houston TX   903C ONVOY, LLC - TX 560   2023-10-30   
346-692 9 Houston TX   903C ONVOY, LLC - TX 560   2023-10-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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