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: 409

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-409 A Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2021-01-12   
346-409 0 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 1 Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2020-02-14   
346-409 2 Houston Suburban TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2020-02-14   
346-409 3 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 4 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 5 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 6 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 7 Houston Suburban TX HSTNTXYANMD  506J TWILIO INTERNATIONAL INC 560   2020-10-26   
346-409 8 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   
346-409 9 Houston Suburban TX HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2020-10-26   

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

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